deemoliu commented on code in PR #10915:
URL: https://github.com/apache/pinot/pull/10915#discussion_r1269975982


##########
pinot-segment-local/src/main/java/org/apache/pinot/segment/local/utils/TableConfigUtils.java:
##########
@@ -595,6 +595,39 @@ && 
isRoutingStrategyAllowedForUpsert(tableConfig.getRoutingConfig()),
       }
     }
     validateAggregateMetricsForUpsertConfig(tableConfig);
+    validateTTLForUpsertConfig(tableConfig, schema);
+  }
+
+  /**
+   * Validates whether the comparison columns is compatible with Upsert TTL 
feature.
+   * Validation fails when one of the comparison columns is not a numeric 
value.
+   */
+  @VisibleForTesting
+  static void validateTTLForUpsertConfig(TableConfig tableConfig, Schema 
schema) {
+    if (tableConfig.getUpsertMode() == UpsertConfig.Mode.NONE
+        || tableConfig.getUpsertConfig().getUpsertTTLInComparisonTimeUnit() == 
0) {
+      return;
+    }
+
+    // comparison columns should hold timestamp values in numeric values
+    List<String> comparisonColumns = 
tableConfig.getUpsertConfig().getComparisonColumns();
+    if (comparisonColumns != null && !comparisonColumns.isEmpty()) {
+
+      // currently we only support 1 comparison column since we need to fetch 
endTime in comparisonValue time unit from
+      // columnMetadata. If we have multiple comparison columns, we can only 
use the first comparison column as filter.
+      Preconditions.checkState(comparisonColumns.size() <= 1,

Review Comment:
   gotcha, thanks for the good catch



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org


---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org
For additional commands, e-mail: commits-h...@pinot.apache.org

Reply via email to