• v1.9.0 (March 4, 2026)
  • Add support for DECFLOAT and VECTOR data types
  • Add server_version_info support
  • Add support for ILIKE in queries
  • Fix SYSDATE() rendering
  • Fix and improve schema reflection (SNOW-593204, SNOW-2331576, SNOW-2852779)
    • Fix crash when reflecting without specifying a schema, caused by None arguments in internal schema resolution (#623).
    • Fix crash when SHOW TABLES returns empty string table names, causing IndexError during reflection (#296).
    • Fix incomplete identity column reflection metadata, now includes all fields required by SQLAlchemy 2.0+ (always, cycle, order, etc.).
    • Introduce shared helper for fully-qualified schema name resolution, replacing inconsistent ad-hoc patterns across reflection methods.
    • Refactor column reflection internals into dedicated helpers to reduce complexity without changing behavior.
    • Add pytest-xdist parallel test support via per-worker schema provisioning hooks.
  • Bump pandas lower bound in sa14 test environment from <2.1 to >=2.1.1,<2.2 to ensure pre-built wheels are available for Python 3.12
  • Fix SQLAlchemy version parsing (SNOW-3066571)
  • Document support for session parameters (like QUERY_TAG), references: #644
  • Support timezone in timestamp and datetime types (#199)