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The RENAME COLUMN clause is an option on the ALTER TABLE statement. You can rename an existing column in a base table to a new name without losing stored data or affecting any privileges or label-based access control (LBAC) policies that are associated with the table.
- Db2 12 - Db2 SQL - RENAME statement - IBM
The RENAME TABLE statement returns an error if the target...
- Db2 12 - Db2 SQL - RENAME statement - IBM
The RENAME TABLE statement returns an error if the target table is referenced in a view definition or an SQL table function, unless the RENAMETABLE subsystem parameter is set to ALLOW_DEP_VIEW_SQLTUDF.
To change the name of an existing table to a new one, you use the RENAME TABLE statement. Here is the syntax of the RENAME TABLE statement: RENAME TABLE table_name TO new_table_name; Code language: SQL (Structured Query Language) ( sql )
Db2 ALTER TABLE ALTER COLUMN allows you to modify the definitions of the existing columns in a table. The following illustrates the syntax of the ALTER TABLE ALTER COLUMN statement: ALTER TABLE table_name ALTER COLUMN column_name modification_type; Code language: SQL (Structured Query Language) (sql) In this syntax: First, specify the name of ...
8 Μαρ 2019 · Use an ALTER TABLE statement. ALTER TABLE G31.TG31PDIX RENAME COLUMN RECORD_KEY TO RECORD_KEYY; This will only work if you use a version of DB2 that supports this feature. An older version might be out of luck. I'm not sure when they added it, but it was after 2004.
2 Αυγ 2011 · The RENAME COLUMN clause is a new option on the ALTER TABLE statement. You can now rename an existing column in a base table to a new name without losing stored data. ALTER TABLE <tabname> RENAME COLUMN <column_name> TO <new_column_name> using the ALTER TABLE statement.
The ALTER TABLE statement can be used to register an existing table at the current server as a materialized query table, change the attributes of an existing materialized query table, or change an existing materialized query table into a base table.
