generated: '2026-07-21'
method: searched
source: https://github.com/villagesql/villagesql-server/releases
scheme: semver
current: 0.0.5
channels:
  - stable (0.0.5)
  - development-preview (0.0.6-dev)
  - nightly
entries:
  - version: 0.0.5
    date: '2026-07-10'
    breaking: false
    highlights:
      - Variable-length custom types (persisted_length = -1) backed by VARBINARY
      - VEF protocol v4 with veb_register_type_v4 registration entry point and VEB file version bump
      - VDF result buffers grow to fit output; VDFs can declare a maximum result length (up to 16 MB)
      - Parameterized types can supply default parameters via mutating resolve_params
      - Fixed DROP TABLE with custom VDF generated columns
  - version: 0.0.4
    date: '2026-05-24'
    breaking: true
    highlights:
      - Rebased on MySQL 8.4.9 LTS
      - VEF SDK v3 declared stable; v4 opens as the unstable track; v1/v2 extensions rejected at load time and must migrate
      - Preview capabilities system gates experimental extension capabilities
      - InnoDB-based column storage for custom type data with INSTANT and INPLACE DDL
      - Extensions can register background threads, issue SQL queries, and expose system/status variables
      - Extension access to the MySQL keyring
      - Custom type inference
  - version: 0.0.3
    date: '2026-03-24'
    breaking: false
    highlights:
      - Type parameters (TYPE('key=value,...')) plumbed through encode, decode, hash, compare, VDFs, persistence
      - Initial SDK documentation and idiomatic C++ wrappers for type operations
      - Deterministic VDFs enabling optimizer folding; VDFs as custom type operations
      - VDFs usable in CHECK constraints and generated columns
      - Custom types work with temporary tables and window functions
  - version: 0.0.2
    date: '2026-02-17'
    breaking: false
    highlights:
      - Prepared statement support for custom types
      - COUNT(DISTINCT), MIN, MAX aggregates on custom types
      - Unqualified VDF lookup (no extension prefix required)
      - Extension symbol isolation and InnoDB crash-recovery fixes
      - Ubuntu 24.04+ build fixes
notes: >
  Dated release notes are published as GitHub Releases on
  villagesql/villagesql-server; there is no separate /changelog page on
  villagesql.com (404). Versioning follows semver per the published version
  policy at https://villagesql.com/docs/mysql-8.4/0.0.5/version-policy.