vnhive commented on a change in pull request #2037:
URL: https://github.com/apache/hive/pull/2037#discussion_r601428596
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File path: ql/src/test/queries/clientpositive/dataconnector.q
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@@ -0,0 +1,71 @@
+-- SORT_QUERY_RESULTS
+SHOW CONNECTORS;
+
+-- CREATE with comment
+CREATE CONNECTOR mysql_test
+TYPE 'mysql'
+URL 'jdbc:mysql://nightly1.apache.org:3306/hive1'
+COMMENT 'test connector'
+WITH DCPROPERTIES (
+"hive.sql.dbcp.username"="hive1",
+"hive.sql.dbcp.password"="hive1");
+SHOW CONNECTORS;
+
+-- CREATE INE already exists
+CREATE CONNECTOR IF NOT EXISTS mysql_test
+TYPE 'mysql'
+URL 'jdbc:mysql://nightly1.apache.org:3306/hive1'
+COMMENT 'test connector'
+WITH DCPROPERTIES (
+"hive.sql.dbcp.username"="hive1",
+"hive.sql.dbcp.password"="hive1");
+SHOW CONNECTORS;
+
+-- CREATE INE already exists
+CREATE CONNECTOR IF NOT EXISTS derby_test
+TYPE 'derby'
+URL 'jdbc:derby:./target/tmp/junit_metastore_db;create=true'
+COMMENT 'test derby connector'
+WITH DCPROPERTIES (
+"hive.sql.dbcp.username"="APP",
+"hive.sql.dbcp.password"="mine");
+
+-- DROP
+DROP CONNECTOR mysql_test;
+SHOW CONNECTORS;
+
+-- DROP IE exists
+DROP CONNECTOR IF EXISTS mysql_test;
+SHOW CONNECTORS;
+
+-- recreate with same name
+CREATE CONNECTOR mysql_test
+TYPE 'mysql'
+URL 'jdbc:mysql://nightly1.apache.org:3306/hive1'
+COMMENT 'test connector'
+WITH DCPROPERTIES (
+"hive.sql.dbcp.username"="hive1",
+"hive.sql.dbcp.password"="hive1");
+SHOW CONNECTORS;
+
+CREATE REMOTE DATABASE db_derby USING derby_test with
DBPROPERTIES("connector.remoteDbName"="APP");
Review comment:
I have verified that it works when the database is junit_metastore_db
0: jdbc:hive2://> describe database db_derby;
21/03/25 17:38:52 [347f40a4-cd35-4566-9e26-ae5c40c70db4 main]: WARN
lazy.LazyStruct: Extra bytes detected at the end of the row! Ignoring similar
problems.
+-----------+----------+-----------+------------------+-------------+-------------+-----------------+---------------------+
| db_name | comment | location | managedlocation | owner_name |
owner_type | connector_name | remote_dbname |
+-----------+----------+-----------+------------------+-------------+-------------+-----------------+---------------------+
| db_derby | | | | narayanan | USER
| derby_test | junit_metastore_db |
+-----------+----------+-----------+------------------+-------------+-------------+-----------------+---------------------+
1 row selected (0.7 seconds)
0: jdbc:hive2://> use db_derby;
0: jdbc:hive2://> use db_derby;
No rows affected (0.033 seconds)
0: jdbc:hive2://> show tables;
+-----------+
| tab_name |
+-----------+
| TBL1 |
| TBL2 |
+-----------+
2 rows selected (0.156 seconds)
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