Shreyas K

@shreyas_kaundinya

PostgreSQL MVCC in Action

Submitted Oct 30, 2025

MVCC or multi version concurrency control is at the core of most databases, helping them achieve concurrent transactions and isolation.

In this talk :

  • briefly look at isolation
  • introduce MVCC in PostgreSQL
  • look at INSERTs, UPDATEs and DELETEs and how they affect the database.

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