January 2019
Beginner
556 pages
14h 19m
English
Content preview from Learning PostgreSQL 11 - Third Edition
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Settings
The PostgreSQL settings control different aspects of the PostgreSQL server, including replication, write-ahead logs, resource consumption, query planning, logging, authentication, statistic collection, garbage collection, client connections, lock management, error handling, and debug options.
The following SQL command shows the number of PostgreSQL settings. Note that this number might differ slightly between different installations as well as customized settings:
postgres=# SELECT count(*) FROM pg_settings; count ------- 289(1 row)
Executing the preceding query on different machines can give different results.
The parameters can be as follows:
- Boolean: 0, 1, true, false, on, off, or any case-insensitive form of the previous values. ...
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