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  1. Apache Drill
  2. DRILL-5327

Hash aggregate can return empty batch which can cause schema change exception

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 1.10.0
    • 1.12.0
    • Functions - Drill
    • None

    Description

      Hash aggregate can return empty batches which cause drill to throw schema change exception (not handling this type of schema change). This is not a new bug. But a recent hash function change (a theoretically correct change) may have increased the chance of hitting this issue. I don't have scientific data to support my claim (in fact I don't believe it's the case), but a regular regression run used to pass fails now due to this bug. My concern is that existing drill users out there may have queries that used to work but fail now. It will be difficult to explain why the new release is better for them. I put this bug as blocker so we can discuss it before releasing 1.10.

      /root/drillAutomation/framework-master/framework/resources/Advanced/tpcds/tpcds_sf1/original/text/query66.sql
      Query: 
      -- start query 66 in stream 0 using template query66.tpl 
      SELECT w_warehouse_name, 
                     w_warehouse_sq_ft, 
                     w_city, 
                     w_county, 
                     w_state, 
                     w_country, 
                     ship_carriers, 
                     year1,
                     Sum(jan_sales)                     AS jan_sales, 
                     Sum(feb_sales)                     AS feb_sales, 
                     Sum(mar_sales)                     AS mar_sales, 
                     Sum(apr_sales)                     AS apr_sales, 
                     Sum(may_sales)                     AS may_sales, 
                     Sum(jun_sales)                     AS jun_sales, 
                     Sum(jul_sales)                     AS jul_sales, 
                     Sum(aug_sales)                     AS aug_sales, 
                     Sum(sep_sales)                     AS sep_sales, 
                     Sum(oct_sales)                     AS oct_sales, 
                     Sum(nov_sales)                     AS nov_sales, 
                     Sum(dec_sales)                     AS dec_sales, 
                     Sum(jan_sales / w_warehouse_sq_ft) AS jan_sales_per_sq_foot, 
                     Sum(feb_sales / w_warehouse_sq_ft) AS feb_sales_per_sq_foot, 
                     Sum(mar_sales / w_warehouse_sq_ft) AS mar_sales_per_sq_foot, 
                     Sum(apr_sales / w_warehouse_sq_ft) AS apr_sales_per_sq_foot, 
                     Sum(may_sales / w_warehouse_sq_ft) AS may_sales_per_sq_foot, 
                     Sum(jun_sales / w_warehouse_sq_ft) AS jun_sales_per_sq_foot, 
                     Sum(jul_sales / w_warehouse_sq_ft) AS jul_sales_per_sq_foot, 
                     Sum(aug_sales / w_warehouse_sq_ft) AS aug_sales_per_sq_foot, 
                     Sum(sep_sales / w_warehouse_sq_ft) AS sep_sales_per_sq_foot, 
                     Sum(oct_sales / w_warehouse_sq_ft) AS oct_sales_per_sq_foot, 
                     Sum(nov_sales / w_warehouse_sq_ft) AS nov_sales_per_sq_foot, 
                     Sum(dec_sales / w_warehouse_sq_ft) AS dec_sales_per_sq_foot, 
                     Sum(jan_net)                       AS jan_net, 
                     Sum(feb_net)                       AS feb_net, 
                     Sum(mar_net)                       AS mar_net, 
                     Sum(apr_net)                       AS apr_net, 
                     Sum(may_net)                       AS may_net, 
                     Sum(jun_net)                       AS jun_net, 
                     Sum(jul_net)                       AS jul_net, 
                     Sum(aug_net)                       AS aug_net, 
                     Sum(sep_net)                       AS sep_net, 
                     Sum(oct_net)                       AS oct_net, 
                     Sum(nov_net)                       AS nov_net, 
                     Sum(dec_net)                       AS dec_net 
      FROM   (SELECT w_warehouse_name, 
                     w_warehouse_sq_ft, 
                     w_city, 
                     w_county, 
                     w_state, 
                     w_country, 
                     'ZOUROS' 
                     || ',' 
                     || 'ZHOU' AS ship_carriers, 
                     d_year    AS year1, 
                     Sum(CASE 
                           WHEN d_moy = 1 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS jan_sales, 
                     Sum(CASE 
                           WHEN d_moy = 2 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS feb_sales, 
                     Sum(CASE 
                           WHEN d_moy = 3 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS mar_sales, 
                     Sum(CASE 
                           WHEN d_moy = 4 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS apr_sales, 
                     Sum(CASE 
                           WHEN d_moy = 5 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS may_sales, 
                     Sum(CASE 
                           WHEN d_moy = 6 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS jun_sales, 
                     Sum(CASE 
                           WHEN d_moy = 7 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS jul_sales, 
                     Sum(CASE 
                           WHEN d_moy = 8 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS aug_sales, 
                     Sum(CASE 
                           WHEN d_moy = 9 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS sep_sales, 
                     Sum(CASE 
                           WHEN d_moy = 10 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS oct_sales, 
                     Sum(CASE 
                           WHEN d_moy = 11 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS nov_sales, 
                     Sum(CASE 
                           WHEN d_moy = 12 THEN ws_ext_sales_price * ws_quantity 
                           ELSE 0 
                         END)  AS dec_sales, 
                     Sum(CASE 
                           WHEN d_moy = 1 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS jan_net, 
                     Sum(CASE 
                           WHEN d_moy = 2 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS feb_net, 
                     Sum(CASE 
                           WHEN d_moy = 3 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS mar_net, 
                     Sum(CASE 
                           WHEN d_moy = 4 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS apr_net, 
                     Sum(CASE 
                           WHEN d_moy = 5 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS may_net, 
                     Sum(CASE 
                           WHEN d_moy = 6 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS jun_net, 
                     Sum(CASE 
                           WHEN d_moy = 7 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS jul_net, 
                     Sum(CASE 
                           WHEN d_moy = 8 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS aug_net, 
                     Sum(CASE 
                           WHEN d_moy = 9 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS sep_net, 
                     Sum(CASE 
                           WHEN d_moy = 10 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS oct_net, 
                     Sum(CASE 
                           WHEN d_moy = 11 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS nov_net, 
                     Sum(CASE 
                           WHEN d_moy = 12 THEN ws_net_paid_inc_ship * ws_quantity 
                           ELSE 0 
                         END)  AS dec_net 
              FROM   web_sales, 
                     warehouse, 
                     date_dim, 
                     time_dim, 
                     ship_mode 
              WHERE  ws_warehouse_sk = w_warehouse_sk 
                     AND ws_sold_date_sk = d_date_sk 
                     AND ws_sold_time_sk = t_time_sk 
                     AND ws_ship_mode_sk = sm_ship_mode_sk 
                     AND d_year = 1998 
                     AND t_time BETWEEN 7249 AND 7249 + 28800 
                     AND sm_carrier IN ( 'ZOUROS', 'ZHOU' ) 
              GROUP  BY w_warehouse_name, 
                        w_warehouse_sq_ft, 
                        w_city, 
                        w_county, 
                        w_state, 
                        w_country, 
                        d_year 
              UNION ALL 
              SELECT w_warehouse_name, 
                     w_warehouse_sq_ft, 
                     w_city, 
                     w_county, 
                     w_state, 
                     w_country, 
                     'ZOUROS' 
                     || ',' 
                     || 'ZHOU' AS ship_carriers, 
                     d_year    AS year1, 
                     Sum(CASE 
                           WHEN d_moy = 1 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS jan_sales, 
                     Sum(CASE 
                           WHEN d_moy = 2 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS feb_sales, 
                     Sum(CASE 
                           WHEN d_moy = 3 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS mar_sales, 
                     Sum(CASE 
                           WHEN d_moy = 4 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS apr_sales, 
                     Sum(CASE 
                           WHEN d_moy = 5 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS may_sales, 
                     Sum(CASE 
                           WHEN d_moy = 6 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS jun_sales, 
                     Sum(CASE 
                           WHEN d_moy = 7 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS jul_sales, 
                     Sum(CASE 
                           WHEN d_moy = 8 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS aug_sales, 
                     Sum(CASE 
                           WHEN d_moy = 9 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS sep_sales, 
                     Sum(CASE 
                           WHEN d_moy = 10 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS oct_sales, 
                     Sum(CASE 
                           WHEN d_moy = 11 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS nov_sales, 
                     Sum(CASE 
                           WHEN d_moy = 12 THEN cs_ext_sales_price * cs_quantity 
                           ELSE 0 
                         END)  AS dec_sales, 
                     Sum(CASE 
                           WHEN d_moy = 1 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS jan_net, 
                     Sum(CASE 
                           WHEN d_moy = 2 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS feb_net, 
                     Sum(CASE 
                           WHEN d_moy = 3 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS mar_net, 
                     Sum(CASE 
                           WHEN d_moy = 4 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS apr_net, 
                     Sum(CASE 
                           WHEN d_moy = 5 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS may_net, 
                     Sum(CASE 
                           WHEN d_moy = 6 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS jun_net, 
                     Sum(CASE 
                           WHEN d_moy = 7 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS jul_net, 
                     Sum(CASE 
                           WHEN d_moy = 8 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS aug_net, 
                     Sum(CASE 
                           WHEN d_moy = 9 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS sep_net, 
                     Sum(CASE 
                           WHEN d_moy = 10 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS oct_net, 
                     Sum(CASE 
                           WHEN d_moy = 11 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS nov_net, 
                     Sum(CASE 
                           WHEN d_moy = 12 THEN cs_net_paid * cs_quantity 
                           ELSE 0 
                         END)  AS dec_net 
              FROM   catalog_sales, 
                     warehouse, 
                     date_dim, 
                     time_dim, 
                     ship_mode 
              WHERE  cs_warehouse_sk = w_warehouse_sk 
                     AND cs_sold_date_sk = d_date_sk 
                     AND cs_sold_time_sk = t_time_sk 
                     AND cs_ship_mode_sk = sm_ship_mode_sk 
                     AND d_year = 1998 
                     AND t_time BETWEEN 7249 AND 7249 + 28800 
                     AND sm_carrier IN ( 'ZOUROS', 'ZHOU' ) 
              GROUP  BY w_warehouse_name, 
                        w_warehouse_sq_ft, 
                        w_city, 
                        w_county, 
                        w_state, 
                        w_country, 
                        d_year) x 
      GROUP  BY w_warehouse_name, 
                w_warehouse_sq_ft, 
                w_city, 
                w_county, 
                w_state, 
                w_country, 
                ship_carriers, 
                year1 
      ORDER  BY w_warehouse_name
      LIMIT 100
      Failed with exception
      java.sql.SQLException: UNSUPPORTED_OPERATION ERROR: Hash aggregate does not support schema changes
      
      Fragment 0:0
      
      [Error Id: 9af86933-491e-4ae4-b848-bf66cb4464f9 on atsqa6c88.qa.lab:31010]
      
      
      	at org.apache.drill.jdbc.impl.DrillCursor.nextRowInternally(DrillCursor.java:489)
      	at org.apache.drill.jdbc.impl.DrillCursor.next(DrillCursor.java:593)
      	at oadd.org.apache.calcite.avatica.AvaticaResultSet.next(AvaticaResultSet.java:215)
      	at org.apache.drill.jdbc.impl.DrillResultSetImpl.next(DrillResultSetImpl.java:140)
      	at org.apache.drill.test.framework.DrillTestJdbc.executeQuery(DrillTestJdbc.java:218)
      	at org.apache.drill.test.framework.DrillTestJdbc.run(DrillTestJdbc.java:101)
      	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:744)
      Caused by: oadd.org.apache.drill.common.exceptions.UserRemoteException: UNSUPPORTED_OPERATION ERROR: Hash aggregate does not support schema changes
      
      Fragment 0:0
      
      [Error Id: 9af86933-491e-4ae4-b848-bf66cb4464f9 on atsqa6c88.qa.lab:31010]
      
      
      	at oadd.org.apache.drill.exec.rpc.user.QueryResultHandler.resultArrived(QueryResultHandler.java:123)
      	at oadd.org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:343)
      	at oadd.org.apache.drill.exec.rpc.user.UserClient.handle(UserClient.java:88)
      	at oadd.org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:274)
      	at oadd.org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:244)
      	at oadd.io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:89)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
      	at oadd.io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:254)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
      	at oadd.io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
      	at oadd.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:242)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
      	at oadd.io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
      	at oadd.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
      	at oadd.io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:847)
      	at oadd.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
      	at oadd.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
      	at oadd.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
      	at oadd.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
      	at oadd.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
      	at oadd.io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)
      	... 1 more
      

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              jni Jinfeng Ni
              cchang@maprtech.com Chun Chang
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                Created:
                Updated:
                Resolved: