PostgreSQL: Documentation: 7.1: Multi-Version Concurrency Control
Multi-Version Concurrency Control (MVCC) is an advanced technique for improving database performance in a multi-user environment. Vadim Mikheev ( ) provided the implementation for Postgres.
PostgreSQL: Documentation: 7.1: Multi-Version Concurrency Control July 16, 2026: PostgreSQL 19 Beta 2 Released! Documentation → PostgreSQL 7.1 Supported Versions: Current ( 18 ) / 17 / 16 / 15 / 14 Development Versions: 19 / devel Unsupported versions: 13 / 12 / 11 / 10 / 9.6 / 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3 / 8.2 / 8.1 / 8.0 / 7.4 / 7.3 / 7.2 / 7.1 This documentation is for an unsupported version of PostgreSQL. You may want to view the same page for the current version, or one of the other supported versions listed above instead. PostgreSQL 7.1.3 Documentation Prev Next Ch
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