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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) In this syntax:
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Summary: in this tutorial, you will learn about various Db2...
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You can use the RENAME statement to rename an existing table. To rename columns, use the ALTER TABLE statement. About this task. When renaming tables, the source table must not be referenced in any existing definitions (view or materialized query table), triggers, SQL functions, or constraints.
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.
A table with primary key or unique constraints can be renamed if none of the primary key or unique constraints are referenced by any foreign key. Examples. Example 1: Change the name of the EMP table to EMPLOYEE. RENAME TABLE EMP TO EMPLOYEE RENAME TABLE ABC.EMP TO EMPLOYEE; Example 2: Change the name of the index NEW-IND to IND. RENAME INDEX ...
6 Μαρ 2023 · We can use the rename table function only when the table satisfies certain conditions. In this article, we will study the usage, syntax, and implementation of the RENAME TABLE statement in DB2 with the help of certain examples.
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.
To rename a column in earlier versions of DB2, we used to recreate the table with a new column name and then insert the data from the earlier table on to a newly created table. The catch here is that while renaming the table, the source table should not have any references such as views, indexes, MQTs, functions, triggers, and constraints.
