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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2021/10/02 11:35:57 UTC

[GitHub] [flink] Airblader commented on a change in pull request #17332: [FLINK-24349]Support customized Calalogs via JDBC

Airblader commented on a change in pull request #17332:
URL: https://github.com/apache/flink/pull/17332#discussion_r720667956



##########
File path: flink-connectors/flink-connector-jdbc/src/main/java/org/apache/flink/connector/jdbc/dialect/JdbcDialect.java
##########
@@ -142,4 +143,16 @@
      */
     String getSelectFromStatement(
             String tableName, String[] selectFields, String[] conditionFields);
+
+    /** Create catalog instance. */
+    default AbstractJdbcCatalog createCatalog(
+            String catalogName,

Review comment:
       The [current discussion](https://lists.apache.org/x/thread.html/ra438e89eeec2d4623a32822e21739c8f2229505522d73d1034e34198@%3Cdev.flink.apache.org%3E) on the dev ML really emphasizes that we simply need to put more focus and effort into designing APIs well and avoid breaking them.




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