wangyum opened a new pull request #25560: [SPARK-28642][SQL][BRANCH-2.4] Hide credentials in show create table URL: https://github.com/apache/spark/pull/25560 This is a Spark branch-2.4 backport of #25375. Original description follows below: ## What changes were proposed in this pull request? [SPARK-17783](https://issues.apache.org/jira/browse/SPARK-17783) hided Credentials in `CREATE` and `DESC FORMATTED/EXTENDED` a PERSISTENT/TEMP Table for JDBC. But `SHOW CREATE TABLE` exposed the credentials: ```sql spark-sql> show create table mysql_federated_sample; CREATE TABLE `mysql_federated_sample` (`TBL_ID` BIGINT, `CREATE_TIME` INT, `DB_ID` BIGINT, `LAST_ACCESS_TIME` INT, `OWNER` STRING, `RETENTION` INT, `SD_ID` BIGINT, `TBL_NAME` STRING, `TBL_TYPE` STRING, `VIEW_EXPANDED_TEXT` STRING, `VIEW_ORIGINAL_TEXT` STRING, `IS_REWRITE_ENABLED` BOOLEAN) USING org.apache.spark.sql.jdbc OPTIONS ( `url` 'jdbc:mysql://localhost/hive?user=root&password=mypasswd', `driver` 'com.mysql.jdbc.Driver', `dbtable` 'TBLS' ) ``` This pr fix this issue. ## How was this patch tested? unit tests and manual tests: ```sql spark-sql> show create table mysql_federated_sample; CREATE TABLE `mysql_federated_sample` (`TBL_ID` BIGINT, `CREATE_TIME` INT, `DB_ID` BIGINT, `LAST_ACCESS_TIME` INT, `OWNER` STRING, `RETENTION` INT, `SD_ID` BIGINT, `TBL_NAME` STRING, `TBL_TYPE` STRING, `VIEW_EXPANDED_TEXT` STRING, `VIEW_ORIGINAL_TEXT` STRING, `IS_REWRITE_ENABLED` BOOLEAN) USING org.apache.spark.sql.jdbc OPTIONS ( `url` '*********(redacted)', `driver` 'com.mysql.jdbc.Driver', `dbtable` 'TBLS' ) ```
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