@comunica/utils-metadata - npm Package Versions

v4.0.2 - 2024-10-16

Changed

• Document that algebra inputs should not contain blank nodes, Closes #1234

Fixed

• Fix some zero-or-more path queries producing empty results, Closes #1449

<a name="v4.0.1"></a>

v4.0.1 - 2024-10-15

BREAKING CHANGES

The following breaking changes will only impact users of Node.js < 18 and users that develop custom components or engines with Comunica.

• Remove backwards-compat for Node.js < 18
  • Remove cross-fetch and abort-controller polyfill as unnecessary
  • Update fetch-sparql-endpoint to version 5
  • Remove Node 14 backwards-compat in stats writer
• API changes
  • Refactor Actor.test to not rely on Promise rejections
    • All Actor.test methods must be changed to use passTest or failTest instead of promise rejections, for better performance.
  • Use variable.canBeUndef in metadata instead of canContainUndefs
  • Remove Actor.initialize and .deinitalize
  • Rename noCache CLI argument to invalidateCache
  • Remove hash collisions flag from hash buses
  • Return 32-bit numbers in hash bus based on specific variables
  • Allow inserts and deletes to execute in a single request
• Renamed or changed actors
  • Split expression functions into separate actors on dedicated bus
  • Split aggregators into separate actors on dedicated bus
  • Refactor HTTP fetch and retry logic
    • Retries of failed requests has been improved
    • The User-Agent header has been improved
    • A better approach to detect if Comunica is in a browser environment, compatible with Node.js, Deno, and Bun.
  • Remove SHA1 hash quads actor in favor of Murmur3
  • Remove SHA1 hash actor in favor of Murmur3
  • Abstract actor-rdf-join-minus-hash-undef into actor-rdf-join-minus-hash
• Move utilities
  • Add utils-query-operation and utils-iterator
    • These new packages contain helper functions that previously existed in bus-query-operation and bus-rdf-join.
  • Rename util packages to 'util-' scope
    • data-factory -> utils-data-factory
    • bindings-factory -> utils-bindings-factory
    • jest -> utils-jest
    • metadata -> utils-metadata
  • Move ActorRdfJoin.hashNonClashing to bindingsToCompactString
  • Delegate all join hashing to hash bus
  • Move bindings index from optional join to utils package

Added

• Add default Accept-Encoding header with Brotli
• Add undef support to inner hash join actor
• Forward side data from test to run in actors
• Allow plugging in custom DataFactory through context, Closes #358

Changed

• Remove unneeded false default values on CLI boolean args
• Improve fragment selector shape handling
  • Make doesShapeAcceptOperation recurse into operations
  • Add dedicated wildcard operation type to FragmentSelectorShape
• Improve performance
  • Bump asyncjoin with hash join performance improvement
  • Only consider overlapping vars when testing undef in join actors
• Improve type inference in IActionContext, Closes #933
• Emit planning time from stats writer
• Make stats writer measure time from actual query start
• Improve error reporting when mediators fail

Fixed

• Fix union not setting canContainUndefs to true if child vars differ

<a name="v3.3.0"></a>