FANNG1 commented on code in PR #10721:
URL: https://github.com/apache/gravitino/pull/10721#discussion_r3180677563
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flink-connector/flink/src/main/java/org/apache/gravitino/flink/connector/paimon/GravitinoPaimonCatalog.java:
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@@ -77,4 +90,93 @@ public void dropTable(ObjectPath tablePath, boolean
ignoreIfNotExists)
public Optional<Factory> getFactory() {
return Optional.of(new FlinkTableFactory());
}
+
+ @Override
+ protected Distribution toGravitinoDistribution(Map<String, String>
properties) {
+ return getDistribution(properties);
+ }
+
+ @Override
+ protected Map<String, String> fromGravitinoDistribution(Distribution
distribution) {
+ return distributionToProperties(distribution);
+ }
+
+ @VisibleForTesting
+ static Map<String, String> distributionToProperties(Distribution
distribution) {
+ if (distribution == null || distribution.strategy() == Strategy.NONE) {
+ return new HashMap<>();
+ }
+ Map<String, String> properties = new HashMap<>();
+ int number = distribution.number();
+ Expression[] expressions = distribution.expressions();
+ boolean hasExpressions = expressions != null && expressions.length > 0;
+
+ if (number == Distributions.AUTO && !hasExpressions) {
+ return properties;
+ }
+
+ // Paimon does not allow 'bucket-key' with bucket=-1 (dynamic mode).
+ if (number != Distributions.AUTO && hasExpressions) {
Review Comment:
could we remove the number check from `if (number != Distributions.AUTO &&
hasExpressions) `?
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