{
  "comment" : "This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it.",
  "type" : "scalar",
  "name" : "multi_match",
  "description" : "Use `MULTI_MATCH` to perform a multi-match query on the specified field.\nThe multi_match query builds on the match query to allow multi-field queries.",
  "signatures" : [
    {
      "params" : [
        {
          "name" : "query",
          "type" : "boolean",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "boolean",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "boolean",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "date",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "date",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "date",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "date_nanos",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "date_nanos",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "date_nanos",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "double",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "double",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "double",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "integer",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "double",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "double",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "long",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "integer",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "double",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "integer",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "integer",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "integer",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "integer",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "long",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "ip",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "ip",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "ip",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "keyword",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "double",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "integer",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "long",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "text",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "unsigned_long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "double",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "unsigned_long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "integer",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "unsigned_long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "unsigned_long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "long",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "unsigned_long",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "unsigned_long",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "version",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "keyword",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "query",
          "type" : "version",
          "optional" : false,
          "description" : "Value to find in the provided fields."
        },
        {
          "name" : "fields",
          "type" : "version",
          "optional" : false,
          "description" : "Fields to use for matching"
        },
        {
          "name" : "options",
          "type" : "function_named_parameters",
          "mapParams" : "{name='fuzziness', values=[AUTO, 1, 2], description='Maximum edit distance allowed for matching.'}, {name='auto_generate_synonyms_phrase_query', values=[true, false], description='If true, match phrase queries are automatically created for multi-term synonyms. Defaults to true.'}, {name='minimum_should_match', values=[2], description='Minimum number of clauses that must match for a document to be returned.'}, {name='fuzzy_transpositions', values=[true, false], description='If true, edits for fuzzy matching include transpositions of two adjacent characters (ab → ba). Defaults to true.'}, {name='tie_breaker', values=[0], description='Controls how score is blended together between field groups. Defaults to 0 (best score from each group).'}, {name='type', values=['best_fields'], description='Controls the way multi_match is executed internally. Can be one of `best_fields`, `most_fields`, `cross_fields`, `phrase`, `phrase_prefix` or `bool_prefix`. Defaults to 'best_fields'. See <<multi-match-types,multi_match types>>.'}, {name='lenient', values=[true, false], description='If false, format-based errors, such as providing a text query value for a numeric field, are returned. Defaults to true.'}, {name='operator', values=[AND, OR], description='Boolean logic used to interpret text in the query value. Defaults to OR.'}, {name='max_expansions', values=[50], description='Maximum number of terms to which the query will expand. Defaults to 50.'}, {name='analyzer', values=[standard], description='Analyzer used to convert the text in the query value into token. Defaults to the index-time analyzer mapped for the field. If no analyzer is mapped, the index’s default analyzer is used.'}, {name='boost', values=[2.5], description='Floating point number used to decrease or increase the relevance scores of the query.'}, {name='fuzzy_rewrite', values=[constant_score_blended, constant_score, constant_score_boolean, top_terms_blended_freqs_N, top_terms_boost_N, top_terms_N], description='Method used to rewrite the query. See the rewrite parameter for valid values and more information. If the fuzziness parameter is not 0, the match query uses a fuzzy_rewrite method of top_terms_blended_freqs_${max_expansions} by default.'}, {name='prefix_length', values=[1], description='Number of beginning characters left unchanged for fuzzy matching. Defaults to 0.'}",
          "optional" : true,
          "description" : "(Optional) Additional options for MultiMatch, passed as <<esql-function-named-params,function named parameters>>.\"  See <<query-dsl-multi-match-query,multi-match query>> for more information."
        }
      ],
      "variadic" : true,
      "returnType" : "boolean"
    }
  ],
  "examples" : [
    "FROM books\n| WHERE MULTI_MATCH(\"Faulkner\", author, description)\n| KEEP book_no, author\n| SORT book_no\n| LIMIT 5",
    "FROM books\n| WHERE MULTI_MATCH(\"Hobbit Back Again\", title, description, {\"operator\": \"AND\"})\n| KEEP title;"
  ],
  "preview" : true,
  "snapshot_only" : false
}