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pgsql擴充套件模組

CREATE EXTENSION — install an extension

CREATE EXTENSION [ IF NOT EXISTS ] extension_name
[ WITH ] [ SCHEMA schema_name ]
[ VERSION version ]
[ FROM old_version ]
[ CASCADE ]

pg_available_extensions
select * from pg_available_extensions;

一些常用的extension:
dblink
postgres_fdw 類似dblink
pg_buffercache
pgstattuple