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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 )
- Integer
For example, if you just need to store the number of pages...
- Integer
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.
if you want to rename a table in the same schema, you can use like this. RENAME TABLE schema.table_name TO "new_table_name"; Otherwise, you can use tools like DBeaver to rename or copy tables in a db2 db.
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.
5 Ιουλ 2013 · Run a db2look on that table to obtain all references, and backup this DDL. Delete all constraints, and drop all triggers referencing the table. Rename your table. Use the DDL, change it to point to the new table name, and recreate the dependencies
Specifies the new name for the table or index without a schema name. The schema name of the source object is used to qualify the new name for the object. The qualified name must not identify a table, view, alias, or index that already exists in the database (SQLSTATE 42710).
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:
