CHANGELOG.md

CHANGELOG

15.3.0

• [new] added support for (de)serializing NaN literals (xsd:float, xsd:double but really any numeric type that can't be parsed into an actual number).
  (#176)
  (#177)

15.2.0

• [internal] reduced duplication, looping and unnecessary allocations when reading from AbstractIterator.
  (#175)

15.1.0

• [internal] updates to abstract-level@3.x

15.0.0

• [breaking] drops CommonJS build, becoming an ESM-only package.

14.0.0

• [breaking] updates to abstract-level@2.x, drops support for the @nxtedition/rocksdb backend
  (#168)

13.0.0

• [breaking] switches to using radix 36 rather than radix 10 to encode the lengths of terms and quads in support of much longer literal terms.
  (#166)
  (#158)
• [internal] adds @nxtedition/rocksdb to the list of backends covered by the test suite
  (#164)

12.1.0

• [fix] fixes broken literal equality and matching
  (#161)
  (#160)
  Thanks @Peeja!

12.0.2

• [internal] updated dependencies to latest versions

12.0.0

• [breaking] uses a simpler and faster (de)serialization technique that operates solely on keys, with no need for values
  (#157)
• [internal] avoids repeated serializations of the same term
  (#156)
• [internal] updated dependencies to latest versions

11.0.7

• [internal] updated dependencies to latest versions

11.0.5

• [internal] ported test suite to TypeScript and made it run both server-side (mocha using the MemoryLevel and ClassicLevel backends) and browser-side (mocha within a webpage loaded via puppeteer using the MemoryLevel and BrowserLevel backends)
  (#150)

11.0.3

• [fix] fixes breaking serialization of terms that serialize to strings longer than 127 chars
  (#152)
• [internal] replaces asynciterator's TransformIterator with wrap()
  following upstream performance work
  (RubenVerborgh/AsyncIterator#44)

11.0.0

• [breaking] upgraded to the new generation of *-level packages
  (https://github.com/Level/community#how-do-i-upgrade-to-abstract-level)
• [breaking] uses Uint16Array instead of Buffer for value (de)serialization
• [new] adds support for ES modules through separate CJS and ESM builds
  (#138)
• [new] adds support for Deno
  (#139)
• [internal] moves performance tests to dedicated repository
  (https://github.com/quadstorejs/quadstore-perf)
• [internal] upgrades to newer versions of asynciterator where we've done a lot of work on optimizing synchronous transforms (RubenVerborgh/AsyncIterator#44 (comment))

10.0.0

• [breaking] drops all SPARQL-related features in favor of quadstore-comunica, for greater separation of concerns
• [breaking] stops shipping rdf-data-factory as the default implementation of RDF/JS's DataFactory interface
• [fix] throws when backend is not an instance of AbstractLevelDOWN
  (#140)
• [fix] lands upstream fix to variable selection in SPARQL OPTIONAL clauses
  (#142)
• [internal] replaces immutable and decimal.js with smaller alternatives in quadstore-comunica, dropping ~60 kB from the final bundle size
  (#143)
• [docs] adds basic example to README
  (#145)

9.1.0

• [fix] fixes missing dependencies used for type declarations
  (#136)

9.0.0

• [breaking] removes support for DEFAULT vs. UNION default graph modes
• [fix] fixes breaking blank node correlations
  (#134)
• [fix] fixes repeated calls to AbstractIterator#end()
• [internal] fixes duplicated typings for the comunica engine (#129)
• [internal] offloads SPARQL UPDATE queries to Comunica
• [internal] brings SPARQL spec compliance tests close to 100% passing

8.0.0

• [breaking] deep revision of the serialization mechanism to remove duplicated quad serializations across indexes
• [breaking] removes support for custom separator and boundary
• [breaking] an instance of Comunica's ActorInitSparql must now be passed to the Quadstore constructor via the opts argument, adding support for Comunica configurations other than quadstore-comunica
  (#122)
• [fix] fixes deep equality checks for literal terms in tests
• [fix] re-enables the symmetric join actor in Comunica
  (comunica/asyncjoin#7)
• [internal] takes comparators out of the Quadstore class

v7.3.1

• [fix] fixes broken JOIN SPARQL queries when approximateSize() rounds to 0
  (#127)
• [fix] fixes broken SPARQL queries due to Comunica operating in generalized RDF mode which can lead to literals being passed as the subject arg to match()
  (#127)

v7.3.0

• [new] quad scoping support via initScope(), loadScope(), deleteScope() and deleteAllScopes() methods
  (#124)
• [new] added rocksdb to the list of tested backends

v7.2.1

• [fix] fixes broken browser builds due to naming collisions between nested webpack bundles
  (https://github.com/quadstorejs/quadstore-comunica/blob/5cfc803cb0864f089b07d3cf9850c0e377373e58/README.md#build)

v7.2.0

• [fix] fixes race condition within the AsyncIterator wrapper around AbstractLevelIterator
  (#125)
• [internal] updates to quadstore-comunica@0.2.0 (non-minified bundle)
• [internal] updates third-party dependencies to their latest versions

v7.1.1

• [fix] fixes unsupported DESCRIBE SPARQL queries
• [fix] fixes unsupported ORDER BY SPARQL expressions

v7.1.0

• [new] preWrite hook to support atomic writes of quads plus custom key-value pairs
  (#120)
• [fix] prefix-based compaction/expansion of literal datatype IRIs
  (#118)
• [fix] quadstore can now be bundles using browserify without the ignoreMissing configuration param
  (#117)
• [fix] dropped indirect dev dependency on @comunica/actor-init-sparql
  (#116)

v7.0.1

• [new] added support for range queries
• [new] added support for user-defined indexes
• [new] added support for SPARQL queries via quadstore-comunica
• [breaking] moved to using master as the development branch
• [breaking] dropped support for matching terms in del() and patch() methods
• [breaking] refactored del(), put() and patch() into single-quad and multi-quad variants (multiDel(), multiPut(), multiPatch())
• [breaking] refactored all APIs to return results wrapped in results objects
• [breaking] refactored all streaming APIs to use AsyncIterator and asynchronous entrypoints with the exception of RDF/JS methods
• [breaking] dropped support for the non-RDF API
• [breaking] dropped support for previous implementation of custom indexes
• [breaking] dropped support for callbacks
• [breaking] refactored constructors to only use a single opts argument, passing the leveldb backend instance via the opts.backend property
• [breaking] dropped support for the ready event, replaced by the .open() and .close() methods
• [internal] dropped a few dependencies by pulling in the relevant code
• [internal] added index-specific test suites
• [internal] refactored folder structure
• [internal] ported the whole project to Typescript

v6.0.1

• [breaking] drops pre-assembled browser bundle.
• [internal] adds node.js 12 to Travis config.

v5.2.0

• [internal] updates outdated dependencies.

v5.1.0

• [internal] switches to readable-stream module as a substitute for the native stream module.

v5.0.2

• [breaking] extracts sparql and http support into separate packages

v4.0.1

• [breaking] updates leveldown, levelup
• [breaking] changes the way LevelDB's backends are passed to constructors
• [breaking] makes .sparql() method async
• [internal] updates N3 to RDF/JS version
• [internal] switches to the @comunica-/actor-init-sparql-rdfjs SPARQL engine
• [internal] consolidates dependencies

v3.0.0

• deprecates .query()
• adds support for SPARQL
• adds HTTP API w/ LDF endpoint
• improves test suite

v2.1.1

• new, (hopefully) cleaner API
  • getStream(), putStream() and delStream() methods
  • query.get(), query().del() methods
• less code duplication
• master branch now tracking NPM
• work now happening in devel branch

v1.0.0

• default contextKey value changed from context to graph

v0.2.1

• replaces AsyncIterator instances w/ native stream.(Readable|Writable) instances