deniskuzZ commented on code in PR #5254:
URL: https://github.com/apache/hive/pull/5254#discussion_r1689595865
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iceberg/iceberg-handler/src/test/results/positive/delete_iceberg_copy_on_write_partitioned.q.out:
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@@ -126,16 +126,16 @@ STAGE PLANS:
predicate: FILE__PATH is not null (type: boolean)
Statistics: Num rows: 6 Data size: 582 Basic stats:
COMPLETE Column stats: COMPLETE
Select Operator
- expressions: a (type: int), b (type: string), c (type:
int), PARTITION__SPEC__ID (type: int), PARTITION__HASH (type: bigint),
FILE__PATH (type: string), ROW__POSITION (type: bigint)
- outputColumnNames: _col0, _col1, _col2, _col3, _col4,
_col5, _col6
- Statistics: Num rows: 6 Data size: 1806 Basic stats:
COMPLETE Column stats: COMPLETE
+ expressions: a (type: int), b (type: string), c (type:
int), PARTITION__SPEC__ID (type: int), PARTITION__HASH (type: bigint),
FILE__PATH (type: string), ROW__POSITION (type: bigint), PARTITION_PROJECTION
(type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3, _col4,
_col5, _col6, _col7
+ Statistics: Num rows: 6 Data size: 2910 Basic stats:
COMPLETE Column stats: COMPLETE
Reduce Output Operator
key expressions: _col0 (type: int)
null sort order: z
sort order: +
Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 6 Data size: 1806 Basic stats:
COMPLETE Column stats: COMPLETE
- value expressions: _col1 (type: string), _col2 (type:
int), _col3 (type: int), _col4 (type: bigint), _col5 (type: string), _col6
(type: bigint)
+ Statistics: Num rows: 6 Data size: 2910 Basic stats:
COMPLETE Column stats: COMPLETE
Review Comment:
that could increase the chances of OOM on Tez during serialization. also why
virtual column is part of stats size estimation?
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