yunqingmoswu commented on code in PR #6979:
URL: https://github.com/apache/inlong/pull/6979#discussion_r1053061727


##########
inlong-sort/sort-connectors/jdbc/src/main/java/org/apache/inlong/sort/jdbc/table/AbstractJdbcDialect.java:
##########
@@ -98,4 +99,12 @@ public void validate(TableSchema schema) throws 
ValidationException {
      * @return a list of logical type roots.
      */
     public abstract List<LogicalTypeRoot> unsupportedTypes();
+
+    /**
+     * get getPkNames from query db.tb
+     *
+     * @return a list of PkNames.
+     */
+    public abstract List<String> getPkNamesFromDb(String tableIdentifier,

Review Comment:
   maybe it is better to remove abstract, subclass can override it if needed.



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