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Posted to commits@doris.apache.org by mo...@apache.org on 2023/04/07 05:17:05 UTC
[doris] branch master updated: [enhancement](Nereids) disable heavy operator penalty in cost model v1 (#18422)
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morrysnow pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/doris.git
The following commit(s) were added to refs/heads/master by this push:
new b1956b42fb [enhancement](Nereids) disable heavy operator penalty in cost model v1 (#18422)
b1956b42fb is described below
commit b1956b42fb3e37f4a4609012ee62f894ffa3dcf5
Author: minghong <en...@gmail.com>
AuthorDate: Fri Apr 7 13:16:59 2023 +0800
[enhancement](Nereids) disable heavy operator penalty in cost model v1 (#18422)
---
fe/fe-core/src/main/java/org/apache/doris/nereids/cost/CostModelV1.java | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/cost/CostModelV1.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/cost/CostModelV1.java
index c53e02ce66..60a1f9c9b1 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/cost/CostModelV1.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/cost/CostModelV1.java
@@ -56,7 +56,7 @@ class CostModelV1 extends PlanVisitor<Cost, PlanContext> {
* <p>
* An example is tpch q15.
*/
- static final double HEAVY_OPERATOR_PUNISH_FACTOR = 1.0;
+ static final double HEAVY_OPERATOR_PUNISH_FACTOR = 0.0;
public static Cost addChildCost(Plan plan, Cost planCost, Cost childCost, int index) {
Preconditions.checkArgument(childCost instanceof CostV1 && planCost instanceof CostV1);
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