Baike Xia has uploaded a new patch set (#8). (
http://gerrit.cloudera.org:8080/18862 )
Change subject: IMPALA-11485: Pushdown LIMIT through UNION ALL and LEFT/RIGHT
OUTER JOIN
......................................................................
IMPALA-11485: Pushdown LIMIT through UNION ALL and LEFT/RIGHT OUTER JOIN
Pushdown LIMIT through UNION ALL:
Transforms:
- Limit
- Union
- relation1
- relation2
..
Into:
- Limit
- Union
- Limit
- relation1
- Limit
- relation2
..
Pushdown LIMIT through LEFT/RIGHT OUTER JOIN:
Transforms:
- Limit
- Join
- left source
- right source
Into:
- Limit
- Join
- Limit (present if Join is left outer)
- left source
- Limit (present if Join is right outer)
- right source
Change-Id: Ia5d040c0a98e60639d7ce4b25ecf07a859c8a32c
---
M fe/src/main/java/org/apache/impala/planner/SingleNodePlanner.java
M fe/src/test/java/org/apache/impala/planner/PlannerTest.java
M testdata/workloads/functional-planner/queries/PlannerTest/aggregation.test
M
testdata/workloads/functional-planner/queries/PlannerTest/iceberg-v2-tables.test
M testdata/workloads/functional-planner/queries/PlannerTest/joins.test
A
testdata/workloads/functional-planner/queries/PlannerTest/limit-pushdown-outer-join.test
A
testdata/workloads/functional-planner/queries/PlannerTest/limit-pushdown-union.test
M testdata/workloads/functional-planner/queries/PlannerTest/topn.test
M testdata/workloads/functional-planner/queries/PlannerTest/union.test
M testdata/workloads/functional-query/queries/QueryTest/joins.test
A testdata/workloads/functional-query/queries/limit-pushdown-outer-join.test
A testdata/workloads/functional-query/queries/limit-pushdown-union.test
A tests/query_test/test_limit_pushdown.py
M tests/query_test/test_observability.py
14 files changed, 469 insertions(+), 39 deletions(-)
git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/62/18862/8
--
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: Ia5d040c0a98e60639d7ce4b25ecf07a859c8a32c
Gerrit-Change-Number: 18862
Gerrit-PatchSet: 8
Gerrit-Owner: Baike Xia <[email protected]>
Gerrit-Reviewer: Aman Sinha <[email protected]>
Gerrit-Reviewer: Baike Xia <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Jian Zhang <[email protected]>
Gerrit-Reviewer: Quanlong Huang <[email protected]>
