0.5.2 (2025-01-05)

• Improved support for Postgres arrays

0.5.1 (2024-12-03)

• Added experimental support for MariaDB 11.7
• Dropped experimental support for MariaDB 11.6 Vector

0.5.0 (2024-10-07)

• Added experimental support for SQLite (sqlite-vec)
• Added experimental support for MariaDB 11.6 Vector
• Added experimental support for MySQL 9
• Changed normalize option to use Active Record normalization
• Fixed connection leasing for Active Record 7.2
• Dropped support for Active Record < 7

0.4.3 (2024-09-02)

• Added rrf method

0.4.2 (2024-08-27)

• Fixed error with nil values

0.4.1 (2024-08-26)

• Added precision option
• Added support for bit dimensions to model generator
• Fixed error with Numo arrays

0.4.0 (2024-06-25)

• Added support for halfvec and sparsevec types
• Added support for taxicab, hamming, and jaccard distances with vector extension
• Added deserialization for cube and vector columns without has_neighbor
• Added support for composite primary keys
• Changed nearest_neighbors to replace previous order scopes
• Changed normalize option to use before_save callback
• Changed dimensions and finite values checks to use Active Record validations
• Fixed issue with nearest_neighbors scope overriding select values
• Removed default attribute name
• Dropped support for Ruby < 3.1

0.3.2 (2023-12-12)

• Added deprecation warning for has_neighbors without an attribute name
• Added deprecation warning for nearest_neighbors without an attribute name

0.3.1 (2023-09-25)

• Added support for passing multiple attributes to has_neighbors
• Fixed error with nearest_neighbors scope with Ruby 3.2 and Active Record 6.1

0.3.0 (2023-07-24)

• Dropped support for Ruby < 3 and Active Record < 6.1

0.2.3 (2023-04-02)

• Added support for dimensions to model generator

0.2.2 (2022-07-13)

• Added support for configurable attribute name
• Added support for multiple attributes per model

0.2.1 (2021-12-15)

• Added support for Active Record 7

0.2.0 (2021-04-21)

• Added support for pgvector
• Added normalize option
• Made dimensions optional
• Raise an error if nearest_neighbors already defined
• Raise an error for non-finite values
• Fixed NaN with zero vectors and cosine distance

Breaking changes

• The distance option has been moved from has_neighbors to nearest_neighbors, and there is no longer a default

0.1.2 (2021-02-21)

• Added nearest_neighbors scope

0.1.1 (2021-02-16)

• Fixed Could not dump table error

0.1.0 (2021-02-15)

• First release