I don't believe Parquet supports 2D arrays, does it?
Thanks,
- Paul
On Thursday, October 11, 2018, 7:52:38 PM PDT, Jean-Claude Cote
<jcc...@gmail.com> wrote:
I'm trying to write the following JSON file into a parquet file. However my
CTAS query returns an error Unsupported type LIST. Any ideas why, I'm
pretty sure parquet support array of array.
Thanks
jc
cat /tmp/json1/0_0_0.json
{
"arrayOfArray" : [ [ 1, 1, 1 ], [ 1, 1, 1, 1, 1 ] ]
}
0: jdbc:drill:zk=local> create table dfs.tmp.`par3` as (select arrayOfArray
from dfs.tmp.`json1`);
Error: SYSTEM ERROR: UnsupportedOperationException: Unsupported type LIST
Fragment 0:0
[Error Id: c4732fe5-b74a-4e55-a39d-f7338b1b9314 on
DESKTOP-1JUH8A1.localdomain:31010] (state=,code=0)
java.sql.SQLException: SYSTEM ERROR: UnsupportedOperationException:
Unsupported type LIST
Fragment 0:0
[Error Id: c4732fe5-b74a-4e55-a39d-f7338b1b9314 on
DESKTOP-1JUH8A1.localdomain:31010]
at
org.apache.drill.jdbc.impl.DrillCursor.nextRowInternally(DrillCursor.java:528)
at
org.apache.drill.jdbc.impl.DrillCursor.loadInitialSchema(DrillCursor.java:600)
at
org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:1288)
at
org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:61)
at
org.apache.calcite.avatica.AvaticaConnection$1.execute(AvaticaConnection.java:667)
at
org.apache.drill.jdbc.impl.DrillMetaImpl.prepareAndExecute(DrillMetaImpl.java:1109)
at
org.apache.drill.jdbc.impl.DrillMetaImpl.prepareAndExecute(DrillMetaImpl.java:1120)
at
org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:675)
at
org.apache.drill.jdbc.impl.DrillConnectionImpl.prepareAndExecuteInternal(DrillConnectionImpl.java:196)
at
org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156)
at
org.apache.calcite.avatica.AvaticaStatement.execute(AvaticaStatement.java:217)
at sqlline.Commands.execute(Commands.java:814)
at sqlline.Commands.sql(Commands.java:754)
at sqlline.SqlLine.dispatch(SqlLine.java:646)
at sqlline.SqlLine.begin(SqlLine.java:510)
at sqlline.SqlLine.start(SqlLine.java:233)
at sqlline.SqlLine.main(SqlLine.java:175)
Caused by: org.apache.drill.common.exceptions.UserRemoteException: SYSTEM
ERROR: UnsupportedOperationException: Unsupported type LIST
Fragment 0:0
[Error Id: c4732fe5-b74a-4e55-a39d-f7338b1b9314 on
DESKTOP-1JUH8A1.localdomain:31010]
at
org.apache.drill.exec.rpc.user.QueryResultHandler.resultArrived(QueryResultHandler.java:123)
at
org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:422)
at
org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:96)
at
org.apache.drill.exec.rpc.RpcBus$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)
0: jdbc:drill:zk=local>
