[ 
https://issues.apache.org/jira/browse/DRILL-7578?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17035595#comment-17035595
 ] 

ASF GitHub Bot commented on DRILL-7578:
---------------------------------------

cgivre commented on issue #1978: DRILL-7578: HDF5 Metadata Queries Fail with 
Large Files
URL: https://github.com/apache/drill/pull/1978#issuecomment-585353181
 
 
   Here are the stack traces:
   ```
   apache drill> select *
   2..semicolon> from dfs.test.`eFitOut.h5`;
   Error: RESOURCE ERROR: One or more nodes ran out of memory while executing 
the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 8f722576-9dfc-4462-8acd-dcba76815f37 on localhost:31010] 
(state=,code=0)
   java.sql.SQLException: RESOURCE ERROR: One or more nodes ran out of memory 
while executing the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 8f722576-9dfc-4462-8acd-dcba76815f37 on localhost:31010]
   
   
        at 
org.apache.drill.jdbc.impl.DrillCursor.nextRowInternally(DrillCursor.java:537)
        at 
org.apache.drill.jdbc.impl.DrillCursor.loadInitialSchema(DrillCursor.java:609)
        at 
org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:1278)
        at 
org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:58)
        at 
org.apache.calcite.avatica.AvaticaConnection$1.execute(AvaticaConnection.java:667)
        at 
org.apache.drill.jdbc.impl.DrillMetaImpl.prepareAndExecute(DrillMetaImpl.java:1102)
        at 
org.apache.drill.jdbc.impl.DrillMetaImpl.prepareAndExecute(DrillMetaImpl.java:1113)
        at 
org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:675)
        at 
org.apache.drill.jdbc.impl.DrillConnectionImpl.prepareAndExecuteInternal(DrillConnectionImpl.java:200)
        at 
org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156)
        at 
org.apache.calcite.avatica.AvaticaStatement.execute(AvaticaStatement.java:217)
        at sqlline.Commands.executeSingleQuery(Commands.java:1054)
        at sqlline.Commands.execute(Commands.java:1003)
        at sqlline.Commands.sql(Commands.java:967)
        at sqlline.SqlLine.dispatch(SqlLine.java:734)
        at sqlline.SqlLine.begin(SqlLine.java:541)
        at sqlline.SqlLine.start(SqlLine.java:267)
        at sqlline.SqlLine.main(SqlLine.java:206)
   Caused by: org.apache.drill.common.exceptions.UserRemoteException: RESOURCE 
ERROR: One or more nodes ran out of memory while executing the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 8f722576-9dfc-4462-8acd-dcba76815f37 on localhost:31010]
   
   
        at 
org.apache.drill.exec.rpc.user.QueryResultHandler.resultArrived(QueryResultHandler.java:125)
        at org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:422)
        at org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:96)
        at 
org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:273)
        at 
org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:243)
        at 
io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:88)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:287)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:312)
        at 
io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:286)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1294)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:911)
        at 
io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
        at 
io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:645)
        at 
io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:580)
        at 
io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:497)
        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:459)
        at 
io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:131)
        at java.lang.Thread.run(Thread.java:748)
   Caused by: java.lang.Exception: RESOURCE ERROR: One or more nodes ran out of 
memory while executing the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 8f722576-9dfc-4462-8acd-dcba76815f37 on localhost:31010]
        at 
org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:653)
        at 
org.apache.drill.exec.physical.resultSet.impl.ResultSetLoaderImpl.overflowed(ResultSetLoaderImpl.java:650)
        at 
org.apache.drill.exec.physical.resultSet.impl.ColumnState$PrimitiveColumnState.overflowed(ColumnState.java:73)
        at 
org.apache.drill.exec.vector.accessor.writer.BaseScalarWriter.overflowed(BaseScalarWriter.java:222)
        at 
org.apache.drill.exec.vector.accessor.writer.AbstractFixedWidthWriter.resize(AbstractFixedWidthWriter.java:251)
        at 
org.apache.drill.exec.vector.accessor.writer.AbstractFixedWidthWriter$BaseFixedWidthWriter.prepareWrite(AbstractFixedWidthWriter.java:99)
        at 
org.apache.drill.exec.vector.accessor.writer.AbstractFixedWidthWriter$BaseFixedWidthWriter.prepareWrite(AbstractFixedWidthWriter.java:86)
        at 
org.apache.drill.exec.vector.accessor.ColumnAccessors$Float8ColumnWriter.setDouble(ColumnAccessors.java:1150)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.doubleMatrixHelper(HDF5BatchReader.java:839)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.mapDoubleMatrixField(HDF5BatchReader.java:812)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.projectDataset(HDF5BatchReader.java:546)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.projectMetadataRow(HDF5BatchReader.java:392)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.next(HDF5BatchReader.java:340)
        at 
org.apache.drill.exec.physical.impl.scan.framework.ShimBatchReader.next(ShimBatchReader.java:132)
        at 
org.apache.drill.exec.physical.impl.scan.ReaderState.readBatch(ReaderState.java:414)
        at 
org.apache.drill.exec.physical.impl.scan.ReaderState.next(ReaderState.java:371)
        at 
org.apache.drill.exec.physical.impl.scan.ScanOperatorExec.nextAction(ScanOperatorExec.java:263)
        at 
org.apache.drill.exec.physical.impl.scan.ScanOperatorExec.next(ScanOperatorExec.java:234)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorDriver.doNext(OperatorDriver.java:201)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorDriver.start(OperatorDriver.java:179)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorDriver.next(OperatorDriver.java:129)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorRecordBatch.next(OperatorRecordBatch.java:150)
        at 
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:122)
        at 
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:114)
        at 
org.apache.drill.exec.record.AbstractUnaryRecordBatch.innerNext(AbstractUnaryRecordBatch.java:64)
        at 
org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:87)
        at 
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:177)
        at 
org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:104)
        at 
org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:83)
        at 
org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94)
        at 
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:326)
        at 
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:313)
        at .......(:0)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1730)
        at 
org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:313)
        at 
org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
        at .......(:0)
   ```
   
   This query should not fail:
   ```
   apache drill> select path, data_type
   2..semicolon> from dfs.test.`eFitOut.h5`;
   Error: RESOURCE ERROR: One or more nodes ran out of memory while executing 
the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 28070678-b89c-444d-9f0c-cbd3fb69c431 on localhost:31010] 
(state=,code=0)
   java.sql.SQLException: RESOURCE ERROR: One or more nodes ran out of memory 
while executing the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 28070678-b89c-444d-9f0c-cbd3fb69c431 on localhost:31010]
   
   
        at 
org.apache.drill.jdbc.impl.DrillCursor.nextRowInternally(DrillCursor.java:537)
        at 
org.apache.drill.jdbc.impl.DrillCursor.loadInitialSchema(DrillCursor.java:609)
        at 
org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:1278)
        at 
org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:58)
        at 
org.apache.calcite.avatica.AvaticaConnection$1.execute(AvaticaConnection.java:667)
        at 
org.apache.drill.jdbc.impl.DrillMetaImpl.prepareAndExecute(DrillMetaImpl.java:1102)
        at 
org.apache.drill.jdbc.impl.DrillMetaImpl.prepareAndExecute(DrillMetaImpl.java:1113)
        at 
org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:675)
        at 
org.apache.drill.jdbc.impl.DrillConnectionImpl.prepareAndExecuteInternal(DrillConnectionImpl.java:200)
        at 
org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156)
        at 
org.apache.calcite.avatica.AvaticaStatement.execute(AvaticaStatement.java:217)
        at sqlline.Commands.executeSingleQuery(Commands.java:1054)
        at sqlline.Commands.execute(Commands.java:1003)
        at sqlline.Commands.sql(Commands.java:967)
        at sqlline.SqlLine.dispatch(SqlLine.java:734)
        at sqlline.SqlLine.begin(SqlLine.java:541)
        at sqlline.SqlLine.start(SqlLine.java:267)
        at sqlline.SqlLine.main(SqlLine.java:206)
   Caused by: org.apache.drill.common.exceptions.UserRemoteException: RESOURCE 
ERROR: One or more nodes ran out of memory while executing the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 28070678-b89c-444d-9f0c-cbd3fb69c431 on localhost:31010]
   
   
        at 
org.apache.drill.exec.rpc.user.QueryResultHandler.resultArrived(QueryResultHandler.java:125)
        at org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:422)
        at org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:96)
        at 
org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:273)
        at 
org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:243)
        at 
io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:88)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:287)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:312)
        at 
io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:286)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:335)
        at 
io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1294)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:356)
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342)
        at 
io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:911)
        at 
io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
        at 
io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:645)
        at 
io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:580)
        at 
io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:497)
        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:459)
        at 
io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:131)
        at java.lang.Thread.run(Thread.java:748)
   Caused by: java.lang.Exception: RESOURCE ERROR: One or more nodes ran out of 
memory while executing the query.
   
   A single column value is larger than the maximum allowed size of 16 MB
   Fragment 0:0
   
   [Error Id: 28070678-b89c-444d-9f0c-cbd3fb69c431 on localhost:31010]
        at 
org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:653)
        at 
org.apache.drill.exec.physical.resultSet.impl.ResultSetLoaderImpl.overflowed(ResultSetLoaderImpl.java:650)
        at 
org.apache.drill.exec.physical.resultSet.impl.ColumnState$PrimitiveColumnState.overflowed(ColumnState.java:73)
        at 
org.apache.drill.exec.vector.accessor.writer.BaseScalarWriter.overflowed(BaseScalarWriter.java:222)
        at 
org.apache.drill.exec.vector.accessor.writer.AbstractFixedWidthWriter.resize(AbstractFixedWidthWriter.java:251)
        at 
org.apache.drill.exec.vector.accessor.writer.AbstractFixedWidthWriter$BaseFixedWidthWriter.prepareWrite(AbstractFixedWidthWriter.java:99)
        at 
org.apache.drill.exec.vector.accessor.writer.AbstractFixedWidthWriter$BaseFixedWidthWriter.prepareWrite(AbstractFixedWidthWriter.java:86)
        at 
org.apache.drill.exec.vector.accessor.ColumnAccessors$Float8ColumnWriter.setDouble(ColumnAccessors.java:1150)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.doubleMatrixHelper(HDF5BatchReader.java:839)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.mapDoubleMatrixField(HDF5BatchReader.java:812)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.projectDataset(HDF5BatchReader.java:546)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.projectMetadataRow(HDF5BatchReader.java:392)
        at 
org.apache.drill.exec.store.hdf5.HDF5BatchReader.next(HDF5BatchReader.java:340)
        at 
org.apache.drill.exec.physical.impl.scan.framework.ShimBatchReader.next(ShimBatchReader.java:132)
        at 
org.apache.drill.exec.physical.impl.scan.ReaderState.readBatch(ReaderState.java:414)
        at 
org.apache.drill.exec.physical.impl.scan.ReaderState.next(ReaderState.java:371)
        at 
org.apache.drill.exec.physical.impl.scan.ScanOperatorExec.nextAction(ScanOperatorExec.java:263)
        at 
org.apache.drill.exec.physical.impl.scan.ScanOperatorExec.next(ScanOperatorExec.java:234)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorDriver.doNext(OperatorDriver.java:201)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorDriver.start(OperatorDriver.java:179)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorDriver.next(OperatorDriver.java:129)
        at 
org.apache.drill.exec.physical.impl.protocol.OperatorRecordBatch.next(OperatorRecordBatch.java:150)
        at 
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:122)
        at 
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:114)
        at 
org.apache.drill.exec.record.AbstractUnaryRecordBatch.innerNext(AbstractUnaryRecordBatch.java:64)
        at 
org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:87)
        at 
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:177)
        at 
org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:104)
        at 
org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:83)
        at 
org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94)
        at 
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:326)
        at 
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:313)
        at .......(:0)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1730)
        at 
org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:313)
        at 
org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
        at .......(:0)
   ```
   
 
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> HDF5 Metadata Queries Fail with Large Files
> -------------------------------------------
>
>                 Key: DRILL-7578
>                 URL: https://issues.apache.org/jira/browse/DRILL-7578
>             Project: Apache Drill
>          Issue Type: Bug
>    Affects Versions: 1.18.0
>            Reporter: Charles Givre
>            Assignee: Charles Givre
>            Priority: Major
>             Fix For: 1.18.0
>
>
> With large files, Drill runs out of memory when attempting to project large 
> datasets in the metadata.  
> This PR adds a configuration option which removes the dataset projection from 
> metadata queries and fixes this issue.



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