zstan commented on code in PR #6593:
URL: https://github.com/apache/ignite-3/pull/6593#discussion_r2353078196
##########
modules/sql-engine/src/main/java/org/apache/ignite/internal/sql/engine/prepare/PrepareServiceImpl.java:
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@@ -231,12 +262,67 @@ public void start() {
metricManager.enable(PLANNING_EXECUTOR_SOURCE_NAME);
IgnitePlanner.warmup();
+
+ ScheduledExecutorService planUpdater =
Executors.newSingleThreadScheduledExecutor(
+ IgniteThreadFactory.create(nodeName, "sql-query-plan-refresh",
true, LOG)
+ );
Review Comment:
from my point of view - yes ) this is light weight single threaded poll,
also working thread is both time stays in WAITING state i hope
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