peter-toth commented on code in PR #11357:
URL: https://github.com/apache/datafusion/pull/11357#discussion_r1674241674


##########
datafusion/sqllogictest/test_files/tpch/q14.slt.part:
##########
@@ -44,19 +44,20 @@ physical_plan
 01)ProjectionExec: expr=[100 * CAST(sum(CASE WHEN part.p_type LIKE 
Utf8("PROMO%") THEN lineitem.l_extendedprice * Int64(1) - lineitem.l_discount 
ELSE Int64(0) END)@0 AS Float64) / CAST(sum(lineitem.l_extendedprice * Int64(1) 
- lineitem.l_discount)@1 AS Float64) as promo_revenue]
 02)--AggregateExec: mode=Final, gby=[], aggr=[sum(CASE WHEN part.p_type LIKE 
Utf8("PROMO%") THEN lineitem.l_extendedprice * Int64(1) - lineitem.l_discount 
ELSE Int64(0) END), sum(lineitem.l_extendedprice * Int64(1) - 
lineitem.l_discount)]
 03)----CoalescePartitionsExec
-04)------AggregateExec: mode=Partial, gby=[], aggr=[sum(CASE WHEN part.p_type 
LIKE Utf8("PROMO%")  THEN lineitem.l_extendedprice * Int64(1) - 
lineitem.l_discount ELSE Int64(0) END), sum(lineitem.l_extendedprice * Int64(1) 
- lineitem.l_discount)]
-05)--------CoalesceBatchesExec: target_batch_size=8192
-06)----------HashJoinExec: mode=Partitioned, join_type=Inner, 
on=[(l_partkey@0, p_partkey@0)], projection=[l_extendedprice@1, l_discount@2, 
p_type@4]
-07)------------CoalesceBatchesExec: target_batch_size=8192
-08)--------------RepartitionExec: partitioning=Hash([l_partkey@0], 4), 
input_partitions=4
-09)----------------ProjectionExec: expr=[l_partkey@0 as l_partkey, 
l_extendedprice@1 as l_extendedprice, l_discount@2 as l_discount]
-10)------------------CoalesceBatchesExec: target_batch_size=8192
-11)--------------------FilterExec: l_shipdate@3 >= 1995-09-01 AND l_shipdate@3 
< 1995-10-01
-12)----------------------CsvExec: file_groups={4 groups: 
[[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/tpch/data/lineitem.tbl:0..18561749],
 
[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/tpch/data/lineitem.tbl:18561749..37123498],
 
[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/tpch/data/lineitem.tbl:37123498..55685247],
 
[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/tpch/data/lineitem.tbl:55685247..74246996]]},
 projection=[l_partkey, l_extendedprice, l_discount, l_shipdate], 
has_header=false
-13)------------CoalesceBatchesExec: target_batch_size=8192
-14)--------------RepartitionExec: partitioning=Hash([p_partkey@0], 4), 
input_partitions=4
-15)----------------RepartitionExec: partitioning=RoundRobinBatch(4), 
input_partitions=1
-16)------------------CsvExec: file_groups={1 group: 
[[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/tpch/data/part.tbl]]}, 
projection=[p_partkey, p_type], has_header=false
+04)------AggregateExec: mode=Partial, gby=[], aggr=[sum(CASE WHEN part.p_type 
LIKE Utf8("PROMO%") THEN lineitem.l_extendedprice * Int64(1) - 
lineitem.l_discount ELSE Int64(0) END), sum(lineitem.l_extendedprice * Int64(1) 
- lineitem.l_discount)]
+05)--------ProjectionExec: expr=[l_extendedprice@0 * (Some(1),20,0 - 
l_discount@1) as __common_expr_1, p_type@2 as p_type]

Review Comment:
   Wow, this is a good catch. I have no idea why, but the logical plan looks 
good.
   I will try to look into this after this PR, might be some kind of 
logical->physical plan conversion bug?



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