| General Information |
| Purpose |
Support user applications' schema evolution during application upgrade and other table maintenance tasks beyond
DDL statements supported by Flashback Data Archive. |
| Source |
{ORACLE_HOME}/rdbms/admin/dbmstran.sql |
| First Available |
11.2.0.1 |
| Dependencies |
|
| Exceptions |
| Error Code |
Description |
| ORA-06512 |
Unable to disassociate or re-associate Flashback Data Archive table <schema_name>.<table_name> |
| ORA-55634 |
Flashback Data Archive enabled table "string"."string" has different definition from its history table |
| ORA-55636 |
Flashback Data Archive enabled table "string"."string" has different definition from its history table |
| ORA-55637 |
Flashback Data Archive enabled table <schema_name>.<table_name> is not in the correct compliance |
|
| Security Model |
Execute is granted to the DBA role |
| |
| DISASSOCIATE_FBA |
| Disassociates the given table from the flashback data archive |
dbms_flashback_archive.open_fba(owner_name IN VARCHAR2, table_name IN VARCHAR2); |
| See REASSOCIATE_FBA Demo Below |
| |
| REASSOCIATE_FBA |
| Reassociates the history table with the base table which will fail if the user has
not performed corresponding structural modifications (through DDL statements) to the history table. |
dbms_flashback_archive.reassociate_fba(owner_name IN VARCHAR2, table_name IN VARCHAR2); |
ALTER SYSTEM SET undo_retention = 1 SCOPE=MEMORY;
CREATE FLASHBACK ARCHIVE uw_archive
TABLESPACE uwdata
QUOTA 10M
RETENTION 30 DAY;
ALTER TABLE servers FLASHBACK ARCHIVE uw_archive;
-- perform DML on the servers table until flashback archive tables are created
SELECT table_name
FROM user_tables
WHERE table_name LIKE 'SYS_FBA%';
DELETE FROM SYS_FBA_HIST_73776
WHERE srvr_id = 515;
exec dbms_flashback_archive.disassociate_fba('UWCLASS', 'SERVERS');
DELETE FROM SYS_FBA_HIST_73776
WHERE srvr_id = 515;
exec dbms_flashback_archive.reassociate_fba('UWCLASS', 'SERVERS');
-- make the corresponding change to the fba table
exec dbms_flashback_archive.reassociate_fba('UWCLASS', 'SERVERS'); |
