jerqi commented on code in PR #7734:
URL: https://github.com/apache/gravitino/pull/7734#discussion_r2275610291
##########
core/src/main/java/org/apache/gravitino/SupportsRelationOperations.java:
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@@ -148,4 +149,32 @@ default <E extends Entity & HasIdentifier> List<E>
updateEntityRelations(
throw new UnsupportedOperationException(
"updateEntityRelations is not supported by this implementation");
}
+
+ /**
+ * Inserts a list of entities and their associated relations into the
storage.
+ *
+ * @param <E> The type of entities being inserted, which must extend Entity
and implement
+ * HasIdentifier.
+ * @param relType The type of relation to be established between the
entities.
+ * @param entities The list of entities to be inserted, which must implement
the Entity and
+ * HasIdentifier
+ * @param relations The list of relations to be established between the
entities.
+ * @param overwrite If true, existing relations will be overwritten; if
false, existing relations
+ * will throw an exception.
+ * @throws IOException If an error occurs during the insertion process, such
as a storage issue.
+ */
+ <E extends Entity & HasIdentifier> void insertEntitiesAndRelations(
+ Type relType, List<E> entities, List<Relation> relations, boolean
overwrite)
+ throws IOException;
+
+ /**
+ * Deletes a list of relations of a specific type.
+ *
+ * @param relType The type of relation to be deleted.
+ * @param relations The list of relations to be deleted, which must
implement the Relation
+ * interface.
+ * @return The number of relations deleted.
+ * @throws IOException If an error occurs during the deletion process, such
as a storage issue.
+ */
+ int deleteRelations(Type relType, List<Relation> relations) throws
IOException;
Review Comment:
I will delete entities and relations at the same time.
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