Prepare the Third Source Database to Send Redo to the Mining Database
To prepare the third source database to send redo to the mining database:
- Make sure that DBMS3 source database is running with the required
compatibility.
select name, value from v$parameter where name = 'compatible'; NAME VALUE --------- --------------------- compatible 11.1.0.0.0
The minimum compatibility setting required from capture is 11.1.0.0.0.
- Set
DG_CONFIG
at DBMS3 source database:ALTER SYSTEM SET LOG_ARCHIVE_CONFIG='DG_CONFIG=(dbms3, dbmscap)';
- Set up redo transport at DBMS3 source database. Because DBMS3 is
the source that will send its online redo logs to the standby redo logs at the
downstream mining database, do not specify a
TEMPLATE
clause.ALTER SYSTEM SET LOG_ARCHIVE_DEST_2='SERVICE=DBMSCAP.EXAMPLE.COM ASYNC OPTIONAL NOREGISTER VALID_FOR=(ONLINE_LOGFILES,PRIMARY_ROLE)DB_UNIQUE_NAME=dbmscap';
- Enable the downstream
destination:
ALTER SYSTEM SET LOG_ARCHIVE_DEST_STATE_2=ENABLE;
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