Grakn Core 0.12.1 (no longer supported)
This release updates some of the examples with latest Graql syntax and features. Here are again the major updates of the 0.12.0 release, for easier reference:
Graql
- New inference explanation facility
- Vastly improved reasoning performance on large data sets
- Polished lazy inference
- Bug fixes in Graql shell
- Improved query planning
- Improved Java APIs
*Language changes: more concise and clean keywords such 'val' instead of 'value', 'relates' instead of 'has-role' etc.
*Ability to concurrent analytics jobs
Performance improvements on analytics queries - Bug fixes on analytics jobs, e.g. cleanup after abrupt client disconnect etc.
Core
- Graph API cleanups
- Proper cleanup of implicit relationships when relata are deleted
- More fluent API
- Added support for 'date' datatype
- Introduction of 'read only' graphs, allowing better performance for read-only transactions
- Refactored transaction management to follow more conventional database model of session and transactions with explicitly controlled lifetimes
- Primary keys with direct indexing, giving a performance boost to match-insert queries
- Introduced keeping counts on a per type basis for query optimization and super-node sharding (coming up)
Dashboard Improvements:
- New types panel
- Customer color settings
- Limit double click results
- Fine-grained control of dragging of nodes
- Ability to manually control layout of parts of graph
- Background tasks admin
- Many other improvements and bug fixes
Engine
- More streamlined architecture
- REST API cleanup & refactoring
- New system-level background tasks for post-processing and duplicate elimination
- Extensive failover testing to ensure reliable task processing, including checkpoints
- Ability to stop currently running tasks
- Simplified/consolidated property files