{
  "error" : {
    "root_cause" : [
      {
        "type" : "parsing_exception",
        "reason" : "line 1:1: no viable alternative at input 'test'",
        "stack_trace" : "ParsingException[line 1:1: no viable alternative at input 'test']; nested: NoViableAltException;\n\tat org.elasticsearch.xpack.sql.parser.SqlParser$1.syntaxError(SqlParser.java:151)\n\tat org.antlr.v4.runtime.ProxyErrorListener.syntaxError(ProxyErrorListener.java:65)\n\tat org.antlr.v4.runtime.Parser.notifyErrorListeners(Parser.java:566)\n\tat org.antlr.v4.runtime.DefaultErrorStrategy.reportNoViableAlternative(DefaultErrorStrategy.java:308)\n\tat org.antlr.v4.runtime.DefaultErrorStrategy.reportError(DefaultErrorStrategy.java:145)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.statement(SqlBaseParser.java:726)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.singleStatement(SqlBaseParser.java:173)\n\tat org.elasticsearch.xpack.sql.parser.SqlParser.invokeParser(SqlParser.java:81)\n\tat org.elasticsearch.xpack.sql.parser.SqlParser.createStatement(SqlParser.java:43)\n\tat org.elasticsearch.xpack.sql.session.SqlSession.parse(SqlSession.java:121)\n\tat org.elasticsearch.xpack.sql.session.SqlSession.executable(SqlSession.java:144)\n\tat org.elasticsearch.xpack.sql.execution.PlanExecutor.sql(PlanExecutor.java:89)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.operation(TransportSqlAction.java:71)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.doExecute(TransportSqlAction.java:60)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.doExecute(TransportSqlAction.java:41)\n\tat org.elasticsearch.action.support.TransportAction.doExecute(TransportAction.java:143)\n\tat org.elasticsearch.action.support.TransportAction$RequestFilterChain.proceed(TransportAction.java:167)\n\tat org.elasticsearch.action.support.TransportAction.execute(TransportAction.java:139)\n\tat org.elasticsearch.action.support.TransportAction.execute(TransportAction.java:81)\n\tat org.elasticsearch.client.node.NodeClient.executeLocally(NodeClient.java:83)\n\tat org.elasticsearch.xpack.sql.plugin.sql.rest.RestSqlAction.lambda$prepareRequest$0(RestSqlAction.java:50)\n\tat org.elasticsearch.rest.BaseRestHandler.handleRequest(BaseRestHandler.java:97)\n\tat org.elasticsearch.rest.RestController.dispatchRequest(RestController.java:240)\n\tat org.elasticsearch.rest.RestController.tryAllHandlers(RestController.java:336)\n\tat org.elasticsearch.rest.RestController.dispatchRequest(RestController.java:174)\n\tat org.elasticsearch.http.netty4.Netty4HttpServerTransport.dispatchRequest(Netty4HttpServerTransport.java:469)\n\tat org.elasticsearch.http.netty4.Netty4HttpRequestHandler.channelRead0(Netty4HttpRequestHandler.java:72)\n\tat io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat org.elasticsearch.http.netty4.pipelining.HttpPipeliningHandler.channelRead(HttpPipeliningHandler.java:68)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:310)\n\tat io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:284)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1334)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:926)\n\tat io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:134)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:644)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:544)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:498)\n\tat io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:458)\n\tat io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)\n\tat java.lang.Thread.run(Thread.java:748)\nCaused by: org.antlr.v4.runtime.NoViableAltException\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.noViableAlt(ParserATNSimulator.java:1886)\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.execATN(ParserATNSimulator.java:486)\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.adaptivePredict(ParserATNSimulator.java:412)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.statement(SqlBaseParser.java:477)\n\t... 62 more\n"
      }
    ],
    "type" : "parsing_exception",
    "reason" : "line 1:1: no viable alternative at input 'test'",
    "caused_by" : {
      "type" : "no_viable_alt_exception",
      "reason" : null,
      "stack_trace" : "org.antlr.v4.runtime.NoViableAltException\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.noViableAlt(ParserATNSimulator.java:1886)\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.execATN(ParserATNSimulator.java:486)\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.adaptivePredict(ParserATNSimulator.java:412)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.statement(SqlBaseParser.java:477)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.singleStatement(SqlBaseParser.java:173)\n\tat org.elasticsearch.xpack.sql.parser.SqlParser.invokeParser(SqlParser.java:81)\n\tat org.elasticsearch.xpack.sql.parser.SqlParser.createStatement(SqlParser.java:43)\n\tat org.elasticsearch.xpack.sql.session.SqlSession.parse(SqlSession.java:121)\n\tat org.elasticsearch.xpack.sql.session.SqlSession.executable(SqlSession.java:144)\n\tat org.elasticsearch.xpack.sql.execution.PlanExecutor.sql(PlanExecutor.java:89)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.operation(TransportSqlAction.java:71)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.doExecute(TransportSqlAction.java:60)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.doExecute(TransportSqlAction.java:41)\n\tat org.elasticsearch.action.support.TransportAction.doExecute(TransportAction.java:143)\n\tat org.elasticsearch.action.support.TransportAction$RequestFilterChain.proceed(TransportAction.java:167)\n\tat org.elasticsearch.action.support.TransportAction.execute(TransportAction.java:139)\n\tat org.elasticsearch.action.support.TransportAction.execute(TransportAction.java:81)\n\tat org.elasticsearch.client.node.NodeClient.executeLocally(NodeClient.java:83)\n\tat org.elasticsearch.xpack.sql.plugin.sql.rest.RestSqlAction.lambda$prepareRequest$0(RestSqlAction.java:50)\n\tat org.elasticsearch.rest.BaseRestHandler.handleRequest(BaseRestHandler.java:97)\n\tat org.elasticsearch.rest.RestController.dispatchRequest(RestController.java:240)\n\tat org.elasticsearch.rest.RestController.tryAllHandlers(RestController.java:336)\n\tat org.elasticsearch.rest.RestController.dispatchRequest(RestController.java:174)\n\tat org.elasticsearch.http.netty4.Netty4HttpServerTransport.dispatchRequest(Netty4HttpServerTransport.java:469)\n\tat org.elasticsearch.http.netty4.Netty4HttpRequestHandler.channelRead0(Netty4HttpRequestHandler.java:72)\n\tat io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat org.elasticsearch.http.netty4.pipelining.HttpPipeliningHandler.channelRead(HttpPipeliningHandler.java:68)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:310)\n\tat io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:284)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1334)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:926)\n\tat io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:134)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:644)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:544)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:498)\n\tat io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:458)\n\tat io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)\n\tat java.lang.Thread.run(Thread.java:748)\n"
    },
    "stack_trace" : "ParsingException[line 1:1: no viable alternative at input 'test']; nested: NoViableAltException;\n\tat org.elasticsearch.xpack.sql.parser.SqlParser$1.syntaxError(SqlParser.java:151)\n\tat org.antlr.v4.runtime.ProxyErrorListener.syntaxError(ProxyErrorListener.java:65)\n\tat org.antlr.v4.runtime.Parser.notifyErrorListeners(Parser.java:566)\n\tat org.antlr.v4.runtime.DefaultErrorStrategy.reportNoViableAlternative(DefaultErrorStrategy.java:308)\n\tat org.antlr.v4.runtime.DefaultErrorStrategy.reportError(DefaultErrorStrategy.java:145)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.statement(SqlBaseParser.java:726)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.singleStatement(SqlBaseParser.java:173)\n\tat org.elasticsearch.xpack.sql.parser.SqlParser.invokeParser(SqlParser.java:81)\n\tat org.elasticsearch.xpack.sql.parser.SqlParser.createStatement(SqlParser.java:43)\n\tat org.elasticsearch.xpack.sql.session.SqlSession.parse(SqlSession.java:121)\n\tat org.elasticsearch.xpack.sql.session.SqlSession.executable(SqlSession.java:144)\n\tat org.elasticsearch.xpack.sql.execution.PlanExecutor.sql(PlanExecutor.java:89)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.operation(TransportSqlAction.java:71)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.doExecute(TransportSqlAction.java:60)\n\tat org.elasticsearch.xpack.sql.plugin.sql.action.TransportSqlAction.doExecute(TransportSqlAction.java:41)\n\tat org.elasticsearch.action.support.TransportAction.doExecute(TransportAction.java:143)\n\tat org.elasticsearch.action.support.TransportAction$RequestFilterChain.proceed(TransportAction.java:167)\n\tat org.elasticsearch.action.support.TransportAction.execute(TransportAction.java:139)\n\tat org.elasticsearch.action.support.TransportAction.execute(TransportAction.java:81)\n\tat org.elasticsearch.client.node.NodeClient.executeLocally(NodeClient.java:83)\n\tat org.elasticsearch.xpack.sql.plugin.sql.rest.RestSqlAction.lambda$prepareRequest$0(RestSqlAction.java:50)\n\tat org.elasticsearch.rest.BaseRestHandler.handleRequest(BaseRestHandler.java:97)\n\tat org.elasticsearch.rest.RestController.dispatchRequest(RestController.java:240)\n\tat org.elasticsearch.rest.RestController.tryAllHandlers(RestController.java:336)\n\tat org.elasticsearch.rest.RestController.dispatchRequest(RestController.java:174)\n\tat org.elasticsearch.http.netty4.Netty4HttpServerTransport.dispatchRequest(Netty4HttpServerTransport.java:469)\n\tat org.elasticsearch.http.netty4.Netty4HttpRequestHandler.channelRead0(Netty4HttpRequestHandler.java:72)\n\tat io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat org.elasticsearch.http.netty4.pipelining.HttpPipeliningHandler.channelRead(HttpPipeliningHandler.java:68)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:310)\n\tat io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:284)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)\n\tat io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1334)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)\n\tat io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)\n\tat io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:926)\n\tat io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:134)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:644)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:544)\n\tat io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:498)\n\tat io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:458)\n\tat io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)\n\tat java.lang.Thread.run(Thread.java:748)\nCaused by: org.antlr.v4.runtime.NoViableAltException\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.noViableAlt(ParserATNSimulator.java:1886)\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.execATN(ParserATNSimulator.java:486)\n\tat org.antlr.v4.runtime.atn.ParserATNSimulator.adaptivePredict(ParserATNSimulator.java:412)\n\tat org.elasticsearch.xpack.sql.parser.SqlBaseParser.statement(SqlBaseParser.java:477)\n\t... 62 more\n"
  },
  "status" : 500
}