csun5285 commented on code in PR #38379:
URL: https://github.com/apache/doris/pull/38379#discussion_r1695283637
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be/src/pipeline/exec/olap_scan_operator.cpp:
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@@ -218,8 +218,40 @@ Status
OlapScanLocalState::_should_push_down_function_filter(vectorized::Vectori
return Status::OK();
}
-bool OlapScanLocalState::_should_push_down_common_expr() {
- return state()->enable_common_expr_pushdown() && _storage_no_merge();
+bool OlapScanLocalState::_should_push_down_common_expr(const
vectorized::VExprSPtr& expr) {
+ if (!state()->enable_common_expr_pushdown()) {
+ return false;
+ }
+ if (_storage_no_merge() && vectorized::VExpr::is_acting_on_a_slot(*expr)) {
+ return true;
+ }
+ const auto& children = expr->children();
+ if (children.size() != 2) {
Review Comment:
only push down match predicate
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