@comunica/config-query-sparql - npm Package Versions

v2.0.1 - 2022-03-02

BREAKING CHANGES

• Set minimum Node version to 14
  • Update tsconfig to es2020
• Public API
  • Improve names of query result interfaces
  • Implement new RDF/JS Bindings and BindingsFactory
  • Rename update results to void results
  • Implement RDF.Queryable in IQueryEngine
  • Make query context type-safe
  • Represent query formats as RDF.QueryFormat
  • Implement RDF.SparqlQueryable in IQueryEngine
• Internal API
  • Make metadata in query operations mandatory and strictly typed
  • Add Mediate utility type, Closes #902
  • Make ActionContext type-safe
  • Make context object required in actions
  • Use Headers rather than Record<string, string>
  • Rename IQueryableResult to IQueryOperationResult
  • Make IMediatorTypeJoinCoefficients implement RDF.QueryOperationCost
  • Migrate metadata interface to RDF/JS metadata types
  • Move variables field into metadata
  • Make boolean and void results lazy
• Remove deprecated features
  • Remove deprecated string variant in links bus output
  • Make links queue mediator in hypermedia resolver mandatory
  • Remove backwards-compat for source and hypermedia tagged sources
  • Remove deprecated exports
  • Remove unused init actors
  • Remove deprecated packages
  • Remove inefficient query-based metadata extractors
  • Remove utils-datasource package
  • Remove bindings and quads methods in favor of toArray on AsyncIterator
• Restructure packages
  • Move index files to lib directory
  • Rename actor-rdf-dereference-http-parse to actor-rdf-dereference-http
  • Move peerDependencies to dependencies
  • Remove unnecessary entries from package.json files
  • Rename bus-sparql-serialize to bus-query-result-serialize
  • Rename bus-sparql-parse to bus-query-parse
  • Rename actor-http-node-fetch to actor-http-fetch
  • Decouple configs and query engines into separate packages
  • Add generic dereference bus
  • Move sorting of join entries to dedicated bus
  • Remove args_ prefixes in config files when possible
• Refactor join operations:
  • Add logical join type field to join action
  • Add actor to cluster connected join entries
  • Consider multiple coefficients during join mediation
  • Add optimize actor to convert BGPs to joins
  • Add cardinality metadata to all property path actors
  • Rename totalItems metadata to cardinality
  • Remove BGP actors in favor of new join actors
  • Add BGP actor that delegates to join bus
  • Add Bind-Join actor
  • Add bus for providing join selectivities
  • Add variable counting join cardinality heuristic
  • Add minus query operation actor that delegates to join bus
  • Add left join query operation actor that delegates to join bus
  • Add hash-based minus join actor that does not handle undefs
  • Add hash-based minus join actor that handles undefs
  • Add bind-based optional join actor
  • Add nested loop-based optional join actor
  • Change BGP-specific context entries to more general join entries
  • Include original operations into join input interface
  • Migrate to multi-join-based datastructures in sparqlalgebrajs
  • Rename plain join actors to inner join actors
• Other
  • Deskolemise blank nodes before updates, Closes #911

Added

• Public API
  • Allow query plan to be printed
  • Add bindings-factory package
  • Allow full stack trace to be printed on CLI via --showStackTrace
  • Add dedicated explain method on IQueryEngine
• Internal API
  • Expose convenience types in bus packages for simpler actors impls
  • Add hash provider bus
  • Allow packager to output list of dependencies for a config
  • An optional parameter to MediatorCombinePipeline to filter erroring actors
  • Add option to enable ordering strategy in MediatorCombinePipeline
  • Add setSafe method to IActionContext

Changed

• Automatically generate components/ directories:
  • Remove components directory from git
  • Generate components in bulk
• Move index files to lib directory
• Update to sparqlalgebrajs 4
• Mark parsed quad stream as Readable
• Send original SPARQL query string to endpoints
• Update to Webpack 5
• Add sideEffects: false to package.json files for treeshaking
• Prefer joins with early results for queries with limit

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