Release 0.12.13

Bugfixes

• Fixed an issue that caused index partition strategy to be used despite an index not supporting this.
• UpdateOperator now only write columns that are actually changed.

Release 0.12.12

Version 0.12.12

• Bumped some dependency versions.

Release 0.12.11

Bugfixes

• Added a normalization for BETWEEN clauses to GrpcQueryBinder.

Release 0.12.10

Bugfixes

• Fixed an error in DeferFetchOnScanRewriteRule and DeferFetchOnFetchRewriteRule.

Release 0.12.9

Minor cChanges

• Added UnitTests for gRPC endpoint stability
• Added latches to all AbstractTx to prevent concurrent access from within same transaction.

Bugfixes

• Fixed an error in DeferFetchOnScanRewriteRule that could case fetching of unnecessary columns.
• Fixed an error in Distances that caused distance calculation without a weighted version to fail.

Release 0.12.8

Minor Improvements

• gRPC endpoint was migrated to Kotlin gRPC
• Implemented various optimisations that should speed up query execution.

Bugfixes

• Fixed issue in query execution that could cause Cottontail DB to hang itself up in a concurrent environment.

Release 0.12.7

Bugfixes

• Refactored MigrationManager to fix several locking issues due to structuring of transactions.
• Fixed race condition in query execution due to plan cache.

Release 0.12.6

Bugfixes

• Fixed various bugs related to transaction management for DDL statements.
• Fixed an issue that reset the entity statistics during optimisation
• Fixed a race condition in the LockManager

Release 0.12.5

Minor Improvements

• There is now also a Docker container on DockerHub
• Cleaned-up some unit tests.

Bugfixes

• Fixed a bug that prevented indexes from being closed properly when closing an entity.

Release 0.12.4

Improvements

• Cleaned-up some slight issue in legacy DBO implementation.
• Unified the pattern used to create and drop schemas, entities and indexes.

Bugfixes

• Fixed inconsistencies in logging and error handling during query execution.
• Fixed a bug that caused locks to be released while other DBOs were still in the process of finalizing a transaction.
• Fixed a bug that caused gRPC methods to return for USER_IMPLICIT transactions before COMMIT or ROLLBACK was executed.