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morningman pushed a commit to branch tpch500
in repository https://gitbox.apache.org/repos/asf/doris.git
commit 96a01f5f88fd161b946b3636ace441d5658b922b
Author: morningman <morning...@163.com>
AuthorDate: Fri Dec 22 21:28:27 2023 +0800
[tmp] [opt](nereids)expr normalize after filter pushdown
---
.../src/main/java/org/apache/doris/nereids/jobs/executor/Rewriter.java | 2 ++
1 file changed, 2 insertions(+)
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/executor/Rewriter.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/executor/Rewriter.java
index 0ded7767172..239428c37b4 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/executor/Rewriter.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/executor/Rewriter.java
@@ -218,6 +218,8 @@ public class Rewriter extends AbstractBatchJobExecutor {
// but top-down traverse can not cover this case in one
iteration, so bottom-up is more
// efficient because it can find the new plans and apply
transform wherever it is
bottomUp(RuleSet.PUSH_DOWN_FILTERS),
+ //after push down, some new filters are generated, which
needs to be optimized. (example: tpch q19)
+ topDown(new ExpressionOptimization()),
topDown(
new MergeFilters(),
new ReorderJoin(),
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