Jackie-Jiang commented on code in PR #10198:
URL: https://github.com/apache/pinot/pull/10198#discussion_r1089690407
##########
pinot-core/src/main/java/org/apache/pinot/core/data/manager/realtime/RealtimeTableDataManager.java:
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@@ -203,6 +207,36 @@ protected void doInit() {
Preconditions.checkState(schema != null, "Failed to find schema for
table: %s", _tableNameWithType);
_tableUpsertMetadataManager =
TableUpsertMetadataManagerFactory.create(tableConfig, schema, this,
_serverMetrics);
}
+
+ // For dedup and partial-upsert, need to wait for all segments loaded
before starting consuming data
+ if (isDedupEnabled() || isPartialUpsertEnabled()) {
+ _isTableReadyToConsumeData = new BooleanSupplier() {
+ volatile boolean _allSegmentsLoaded = false;
+ long _lastCheckTimeNs = Long.MIN_VALUE;
+
+ @Override
+ public boolean getAsBoolean() {
+ if (_allSegmentsLoaded) {
+ return true;
+ } else {
+ synchronized (this) {
+ if (_allSegmentsLoaded) {
Review Comment:
Correct. We want to avoid lock when all segments are already loaded
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