scarlin-cloudera commented on code in PR #4442:
URL: https://github.com/apache/hive/pull/4442#discussion_r1244463245
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ql/src/test/results/clientnegative/udf_assert_true.q.out:
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@@ -21,29 +21,17 @@ STAGE PLANS:
Processor Tree:
TableScan
alias: src
- Lateral View Forward
- Select Operator
- Lateral View Join Operator
- outputColumnNames: _col6
- Limit
- Number of rows: 2
- Select Operator
- expressions: assert_true((_col6 > 0)) (type: void)
- outputColumnNames: _col0
- ListSink
- Select Operator
- expressions: array(1,2) (type: array<int>)
- outputColumnNames: _col0
- UDTF Operator
- function name: explode
- Lateral View Join Operator
- outputColumnNames: _col6
- Limit
- Number of rows: 2
- Select Operator
- expressions: assert_true((_col6 > 0)) (type: void)
- outputColumnNames: _col0
- ListSink
+ Select Operator
Review Comment:
Yes. I mentioned this in the comment. Basically, this can happen when the
select above the lateral view only contains columns that are produced by the
UDTF. In that case, there is no need to do the lateral join back to the base
table.
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