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SQL Commands SQLSTATE System Catalogs Configuration Wait Events Functions Lock Modes Extension Hooks Storage Parameters Predefined Roles Object Identifier Types

Cloud Support

Downloads News Planet PostgreSQL Community Developer Directory Versioning policy Security

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PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

Definitions come from versioned English PostgreSQL manuals and core source code. Each entry records its sources.

System Catalogs / Version comparison

What changed?

System Catalogs · PostgreSQL 7.4 → 7.4

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Historical documentation for a PostgreSQL version that is no longer supported.

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