Fix

fanfuxiaoran · fanfuxiaoran · commit 4d2c7630bf5e · 2024-12-04T15:43:55.000+08:00
diff --git a/src/backend/gporca/libgpopt/src/operators/CExpressionPreprocessor.cpp b/src/backend/gporca/libgpopt/src/operators/CExpressionPreprocessor.cpp
@@ -84,7 +84,8 @@ CExpressionPreprocessor::PexprEliminateSelfComparison(CMemoryPool *mp,
 		return CPredicateUtils::PexprEliminateSelfComparison(mp, pexpr,
 															 pcrsNotNull);
 	}
-	if (pop->FLogical())
+	// Use current expr rather then the root to get not null columns
+	else if (pop->FLogical())
 	{
 		pcrsNotNull = pexpr->DeriveNotNullColumns();
 	}

Original file line number	Diff line number	Diff line change
`@@ -84,7 +84,8 @@ CExpressionPreprocessor::PexprEliminateSelfComparison(CMemoryPool *mp,`
`84`	`84`	`return CPredicateUtils::PexprEliminateSelfComparison(mp, pexpr,`
`85`	`85`	`pcrsNotNull);`
`86`	`86`	`}`
`87`		`- if (pop->FLogical())`
	`87`	`+ // Use current expr rather then the root to get not null columns`
	`88`	`+ else if (pop->FLogical())`
`88`	`89`	`{`
`89`	`90`	`pcrsNotNull = pexpr->DeriveNotNullColumns();`
`90`	`91`	`}`