alamb commented on PR #16632:
URL: https://github.com/apache/datafusion/pull/16632#issuecomment-3044933393
> There are already some tests verifying the explain plans for the unnest
plan. The scheduled run will currently fail.
I'll adapt the 2 test failures
Indeed the exising tests definitely seem to cover it -- you can see the
reduction in projections
```
2. query result mismatch:
[SQL] explain select uc2 from (select unnest(column2) as uc2, column1 from
v) where uc2 > 3;
[Diff] (-expected|+actual)
physical_plan
01)ProjectionExec: expr=[__unnest_placeholder(v.column2,depth=1)@0 as
uc2]
02)--CoalesceBatchesExec: target_batch_size=8192
03)----FilterExec: __unnest_placeholder(v.column2,depth=1)@0 > 3
04)------RepartitionExec: partitioning=RoundRobinBatch(4),
input_partitions=1
- 05)--------ProjectionExec:
expr=[__unnest_placeholder(v.column2,depth=1)@0 as
__unnest_placeholder(v.column2,depth=1)]
- 06)----------UnnestExec
- 07)------------ProjectionExec: expr=[column2@1 as
__unnest_placeholder(v.column2), column1@0 as column1]
- 08)--------------DataSourceExec: partitions=1, partition_sizes=[1]
+ 05)--------UnnestExec
+ 06)----------ProjectionExec: expr=[column2@0 as
__unnest_placeholder(v.column2)]
+ 07)------------DataSourceExec: partitions=1, partition_sizes=[1]
at
/home/runner/work/datafusion/datafusion/datafusion/sqllogictest/test_files/push_down_filter.slt:54
```
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