walterddr commented on a change in pull request #8103:
URL: https://github.com/apache/pinot/pull/8103#discussion_r797047361
##########
File path:
pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/PinotHelixResourceManager.java
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@@ -1270,6 +1270,11 @@ public void addTable(TableConfig tableConfig)
if (getAllTables().contains(tableNameWithType)) {
throw new TableAlreadyExistsException("Table " + tableNameWithType +
" already exists");
}
+ List<SegmentZKMetadata> segmentsZKMetadata =
getSegmentsZKMetadata(tableNameWithType);
+ if (segmentsZKMetadata != null && segmentsZKMetadata.size() != 0) {
+ throw new TableAlreadyExistsException("Table " + tableNameWithType +
" still have active segments registered"
Review comment:
nope. it doesn't guarantee all metadata deletion. however I can't find a
better exception type. should I create a new one?
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