Snowflake Connector for Spark release notes for 2026

This article contains the release notes for the Snowflake Connector for Spark, including the following when applicable:

  • Behavior changes
  • New features
  • Customer-facing bug fixes

Snowflake uses semantic versioning for Snowflake Connector for Spark updates.

See Snowflake Connector for Spark for documentation.

Version 3.1.8 (March 13, 2026)

New features

  • None

Bug fixes

  • Fixed the UnsupportedOperationException: Unexpected type: NullType error that was raised when writing DataFrames with structured columns (StructType) containing all null values via the Parquet write path.