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morrysnow pushed a commit to branch branch-2.1
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The following commit(s) were added to refs/heads/branch-2.1 by this push:
new 5d6527c5369 [opt](set operation) INTERSECT should evaluated before
others (#39095) (#39437)
5d6527c5369 is described below
commit 5d6527c5369ba77a0c73a49246e484d148f82d78
Author: morrySnow <101034200+morrys...@users.noreply.github.com>
AuthorDate: Fri Aug 16 11:08:36 2024 +0800
[opt](set operation) INTERSECT should evaluated before others (#39095)
(#39437)
pick from master #39095
this is a behaviour change PR.
set operation INTERSECT should evaluated before others. In Doris
history, all set operators have same priority.
This PR change Nereids, let it be same with MySQL.
---
fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4 | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
index 20f528a933d..33d04fb8550 100644
--- a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
+++ b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
@@ -347,7 +347,8 @@ query
queryTerm
: queryPrimary
#queryTermDefault
- | left=queryTerm operator=(UNION | EXCEPT | MINUS | INTERSECT)
+ | left=queryTerm operator=INTERSECT setQuantifier? right=queryTerm
#setOperation
+ | left=queryTerm operator=(UNION | EXCEPT | MINUS)
setQuantifier? right=queryTerm
#setOperation
;
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