January 2019
Beginner
556 pages
14h 19m
English
Content preview from Learning PostgreSQL 11 - Third Edition
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Physical replication
The transaction log entries can be taken from one database server, the master server, and applied to the data files on another server, the standby server. In this case, the standby server will then have the exact replica of the database of the master server. The process of transferring transaction log entries and applying them on another server is called physical replication. It is called physical because the transaction log recovery works on the level of data files, and the database replica on the standby server will be exact byte copy of the master database.
Physical replication works for the entire database cluster for all the databases. When a new database is created, this is reflected in the transaction log, and ...
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