Oracle Database Errors or Warnings from Error ORA-12016 to ORA-12026

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ORA-12016: materialized view does not include all primary key columns
Cause: The query that instantiates the materialized view did not include all of the columns in the master’s primary key constraint.
Action: Include all of the master’s primary key columns in the materialized view query or create a ROWID materialized view.
ORA-12017: cannot alter primary key mview ‘string’ to a rowid mview
Cause: An attempt was made to convert the primary key of a materialized view to a ROWID materialized view.
Action: Conversion of a primary key materialized view to a ROWID materialized view is not supported. Create a new materialized view with ROWIDs or drop and recreate the materialized view with ROWIDs.
ORA-12018: following error encountered during code generation for “string”.”string”
Cause: The refresh operations for the indicated materialized view could not be regenerated due to errors.
Action: Correct the problem indicated in the following error messages and repeat the operation.

ORA-12019: master table is a synonym to a remote object
Cause: An attempt was made to create a materialized view or a materialized view log on a remote synonym which is unsupported.
Action: Do not create a materialized view or materialized view log on a remote synonym.
ORA-12020: materialized view string is not registered
Cause: An attempt was made to unregister a materialized view that is not registered.
Action: No action required.
ORA-12021: materialized view “string”.”string” is corrupt
Cause: The materialized view indicated is no longer valid.
Action: Contact Oracle Customer Support.

ORA-12022: materialized view log on “string”.”string” already has rowid
Cause: Materialized view log on the indicated table already has ROWID information.
Action: No action required.
ORA-12023: missing index on materialized view “string”.”string”
Cause: The specified ROWID materialized view did not have the required index on the ROWID column of its underlying table.
Action: Drop and recreate the materialized view.
ORA-12024: materialized view log on “string”.”string” does not have primary key columns
Cause: Materialized view log on the indicated table does not have primary key information.
Action: Add primary keys to the materialized view log using the ALTER MATERIALIZED VIEW command.
ORA-12025: materialized view log on “string”.”string” already has primary keys
Cause: Materialized view log on the indicated table already has primary key columns.
Action: No action required.
ORA-12026: invalid filter column detected
Cause: One or more of the specified filter columns did not exist or was a primary key column or a primary key based object identifier.
Action: Ensure that all specified filter columns exist in the master table and ensure that primary key columns or primary key based object identifiers are not included in the list of filter columns.

Above are list of Oracle Database Errors or Warnings from Error ORA-12016 to ORA-12026 received while performing certain operation against Oracle Database or related products.

What are Oracle Database Error Messages?

Oracle Error Messages may be returned while using products which are part of Oracle Database.  Each Oracle Database Error or Warning Message mentioned above contains the Warning or Error Message Statement, a short explanation of the probable causes of the Error message, and a recommended action.

Hope this was helpful.

Thanks,
SQLServerF1 Team
Information about Oracle Database Error Messages or Warning Messages on Windows and Linux Operating Systems.

 

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