What is on commit refresh?

It can be defined to be refreshed ON COMMIT or ON DEMAND . A REFRESH ON COMMIT materialized view will be refreshed automatically when a transaction that does DML to one of the materialized view’s detail tables commits. The time taken to complete the commit may be slightly longer than usual when this method is chosen.

What privilege is required for materialized view?

To create a materialized view in another user’s schema: You must have the CREATE ANY MATERIALIZED VIEW system privilege. The owner of the materialized view must have the CREATE TABLE system privilege.

What are the system privileges?

System privileges. A system privilege is the right to perform a particular action or to perform an action on any object of a particular type. Objects include tables, views, materialized views, synonyms, indexes, sequences, cache groups, replication schemes and PL/SQL functions, procedures and packages.

How do you grant selects on a materialized view?

Expand the Materialized Views folder and select the required materialized view. Right-click on a materialized view, and select Grant/Revoke Privileges. The Grant option is selected by default. In the Grantee section, select Public to grant privileges to all users.

How do I schedule a materialized view to refresh?

You can use DBMS_MVIEW and DBMS_SCHEDULER to refresh and schedule the mview refresh.

What is Grant debug on privileges in Oracle?

DEBUG ANY PROCEDURE. Debug all PL/SQL and Java code in any database object. Display information on all SQL statements executed by the application. Note: Granting this privilege is equivalent to granting the DEBUG object privilege on all applicable objects in the database.

How can materialized view refresh automatically in Oracle?

Set the initialization parameters and bounce the database. Create the materialized view table. Here, we specify that the materialized view will be refreshed every two hours with the refresh fast option. Instead of using DBMS_MVIEW, you can automatically refresh the MVIEW (Snapshot) using Oracle DBMS_JOB Management.