"stackTrace" : [
      "org.apache.drill.common.exceptions.UserRemoteException: SYSTEM ERROR: SchemaChangeException: Failure while trying to materialize incoming schema.  Errors:",
      " ",
      "Error in expression at index -1.  Error: Missing function implementation: [dremio_split_pattern(LIST-OPTIONAL, VARCHAR-REQUIRED, VARCHAR-REQUIRED, BIT-REQUIRED, VARCHAR-REQUIRED, INT-REQUIRED)].  Full expression: --UNKNOWN EXPRESSION--..",
      "",
      "Fragment 0:0",
      "",
      "[Error Id: a5aaf6f2-50ef-481e-8eb4-5b26741a3c26 on denis-desktop:31010]",
      "",
      "  (org.apache.drill.exec.exception.SchemaChangeException) Failure while trying to materialize incoming schema.  Errors:",
      " ",
      "Error in expression at index -1.  Error: Missing function implementation: [dremio_split_pattern(LIST-OPTIONAL, VARCHAR-REQUIRED, VARCHAR-REQUIRED, BIT-REQUIRED, VARCHAR-REQUIRED, INT-REQUIRED)].  Full expression: --UNKNOWN EXPRESSION--..",
      "    org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.setupNewSchema():390",
      "    org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():78",
      "    org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext():131",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():185",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():142",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():132",
      "    org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():51",
      "    org.apache.drill.exec.physical.impl.limit.LimitRecordBatch.innerNext():115",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():185",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():142",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():132",
      "    org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():51",
      "    org.apache.drill.exec.physical.impl.svremover.RemovingRecordBatch.innerNext():94",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():185",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():142",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():132",
      "    org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():51",
      "    org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext():131",
      "    org.apache.drill.exec.record.AbstractRecordBatch.next():185",
      "    org.apache.drill.exec.physical.impl.BaseRootExec.next():104",
      "    org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext():81",
      "    org.apache.drill.exec.physical.impl.BaseRootExec.next():94",
      "    org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():257",
      "    org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():251",
      "    java.security.AccessController.doPrivileged():-2",
      "    javax.security.auth.Subject.doAs():422",
      "    org.apache.hadoop.security.UserGroupInformation.doAs():1657",
      "    org.apache.drill.exec.work.fragment.FragmentExecutor.run():251",
      "    org.apache.drill.common.SelfCleaningRunnable.run():38",
      "    java.util.concurrent.ThreadPoolExecutor.runWorker():1142",
      "    java.util.concurrent.ThreadPoolExecutor$Worker.run():617",
      "    java.lang.Thread.run():745",
      "",
      "  at org.apache.drill.exec.rpc.user.QueryResultHandler.resultArrived(QueryResultHandler.java:123)",
      "  at org.apache.drill.exec.rpc.user.UserClient.handleReponse(UserClient.java:114)",
      "  at org.apache.drill.exec.rpc.BasicClientWithConnection.handle(BasicClientWithConnection.java:46)",
      "  at org.apache.drill.exec.rpc.BasicClientWithConnection.handle(BasicClientWithConnection.java:31)",
      "  at org.apache.drill.exec.rpc.RpcBus.handle(RpcBus.java:65)",
      "  at org.apache.drill.exec.rpc.RpcBus$RequestEvent.run(RpcBus.java:363)",
      "  at org.apache.drill.common.SerializedExecutor$RunnableProcessor.run(SerializedExecutor.java:89)",
      "  at org.apache.drill.exec.rpc.RpcBus$SameExecutor.execute(RpcBus.java:240)",
      "  at org.apache.drill.common.SerializedExecutor.execute(SerializedExecutor.java:123)",
      "  at org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:274)",
      "  at org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:245)",
      "  at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:89)",
      "  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)",
      "  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)",
      "  at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:254)",
      "  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)",
      "  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)",
      "  at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)",
      "  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)",
      "  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)",
      "  at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:242)",
      "  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)",
      "  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)",
      "  at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)",
      "  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)",
      "  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)",
      "  at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:847)",
      "  at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)",
      "  at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)",
      "  at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)",
      "  at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)",
      "  at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)",
      "  at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)",
      "  at java.lang.Thread.run(Thread.java:745)"
    ]
  }