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Don Burleson Blog

Oracle schema change control

Oracle Database Tips by Donald Burleson

Many Oracle shops can use DDL triggers to manage schema changes more efficiently if they track the DDL on the development instance. Then, you can simply lift the DDL commands instead of refreshing the entire schema.

The use of DDL triggers is a great way to implement schema change control.

Using the Data Definition Language (DDL) trigger, the Oracle DBA can automatically track all changes to the database, including changes to tables, indexes, and constraints. The data from this trigger is especially useful for change control for the Oracle DBA.

This article on Oracle system-level triggers describes how to implement schema change control procedures and use DDL triggers to note every schema change. You should be able to enhance the DDL change audit to include the complete DDL statement:

Related Schema Articles:

Oracle extract schema tips
Get Oracle schema DDL syntax with dbms_metadata
Oracle Schema Documentation
Tracking Oracle schema changes
Oracle Schema Components
Oracle Schema Statistics Management

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Note: This Oracle documentation was created as a support and Oracle training reference for use by our DBA performance tuning consulting professionals. Feel free to ask questions on our Oracle forum.

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