HappenLee commented on code in PR #39927:
URL: https://github.com/apache/doris/pull/39927#discussion_r1741386367
##########
fe/fe-core/src/main/java/org/apache/doris/planner/ScanNode.java:
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@@ -739,8 +739,21 @@ public int getScanRangeNum() {
}
public boolean shouldUseOneInstance(ConnectContext ctx) {
- long limitRowsForSingleInstance = ctx == null ? 10000 :
ctx.getSessionVariable().limitRowsForSingleInstance;
- return hasLimit() && getLimit() < limitRowsForSingleInstance &&
conjuncts.isEmpty();
+ int adaptivePipelineTaskSerialReadOnLimit = 10000;
+
+ if (ctx != null) {
+ if
(ctx.getSessionVariable().enableAdaptivePipelineTaskSerialReadOnLimit) {
+ adaptivePipelineTaskSerialReadOnLimit =
ctx.getSessionVariable().adaptivePipelineTaskSerialReadOnLimit;
+ } else {
+ return false;
+ }
+ } else {
+ // No connection context, typically for broker load.
+ adaptivePipelineTaskSerialReadOnLimit = 10000;
Review Comment:
already set in line 742？
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