| Type: | bool |
| Défaut: | off |
| Contexte: | superuser |
| Redémarrer: | false |
Allows modification of the structure of system tables as well as certain other risky actions on system tables. This is otherwise not allowed even for superusers. Ill-advised use of this setting can cause irretrievable data loss or seriously corrupt the database system. Only superusers can change this setting.
Recommandations [EN]
Only available in single-user mode; this setting is for initdb and may be used in the future for upgrade-in-place.
Sur StackOverflow
Sur pgsql-hackers
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