Henry2SS commented on code in PR #8919:
URL: https://github.com/apache/incubator-doris/pull/8919#discussion_r850234649
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fe/fe-core/src/main/java/org/apache/doris/analysis/AnalyticExpr.java:
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@@ -831,6 +831,36 @@ public String toSqlImpl() {
return sb.toString();
}
+ @Override
+ public String toDigestImpl() {
+ StringBuilder sb = new StringBuilder();
+ sb.append(fnCall.toDigest()).append(" OVER (");
Review Comment:
Thx.
I've tested locally, there is a 10% query performance loss. It looks bad.
So decide to put it in `auditAfterExec()` and only for slow queries.
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