damccorm commented on code in PR #38952:
URL: https://github.com/apache/beam/pull/38952#discussion_r3406122376
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sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/meta/catalog/InMemoryCatalog.java:
##########
@@ -111,13 +110,20 @@ public Collection<String> databases() {
@Override
public boolean dropDatabase(String database, boolean cascade) {
- checkState(!cascade, "%s does not support CASCADE.",
getClass().getSimpleName());
+ MetaStore metaStore = metaStores.get(database);
+ if (!cascade && metaStore != null && !metaStore.getTables().isEmpty()) {
+ throw new IllegalStateException("Database '" + database + "' is not
empty.");
+ }
boolean removed = databases.remove(database);
+ if (!removed) {
+ return false;
+ }
if (database.equals(currentDatabase)) {
currentDatabase = null;
}
Review Comment:
This is out of scope (current behavior not changed)
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