Go Snowflake Driver release notes for 2025¶

Private Preview (PrPr) features¶

Added support for PAT (programmatic access token) in Private Preview.

• Added the PROGRAMMATIC_ACCESS_TOKEN parameter for the parameter authenticator.

Disclaimer:

• This feature can only be accessed by setting SF_ENABLE_EXPERIMENTAL_AUTHENTICATION environment variable to true.

• You should use these features only with non-production data.

• These PrPr features are not covered by Support. However, the Product and Engineering teams are available during the PrPr phase.

• Please contact your account team for participation and documentation.

New features and updates¶

• Dropped support for Go 1.21 and added support for Go 1.24.

• Upgraded Arrow to v18.

• Added a log for JWT claims.

Bug fixes¶

• Fixed error messages for HTTP retries.

New features and updates¶

• The driver now handles UUID as varchars.

• The driver honors driver.Valuer/fmt.Stringer interfaces when binding parameters.

• The driver detects when a response is JSON-based and runs a regular chunk downloader when Arrow batches mode is enabled to allow fetching response as rows.

• Added a timeout configuration for cloud providers calls.

• Added support for GCS region-specific endpoints.

• Fixed minor documentation formatting.

• Added retry when calling HEAD requests to GCP.

• Bumped the x/crypto library to version v0.31.0.

Bug fixes¶

• Fixed a memory leak in handling Arrow responses that caused leakage of 64 bytes of memory.

• Fixed an issue with ignoring the region when us-west-2 is used.

• Added a check for empty private key before trying to generate JWT from it.

• The driver uses the correct transport for cloud providers calls.

• The driver no longer performs OCSP calls for cloud providers when OCSP is disabled.