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Scalding

Version 0.9.0

  • Add join operations to TypedPipe that do not require grouping beforehand
  • Fixed bug in size estimation of diagonal matrices
  • Optimized the reduceRow/ColVectors function for the number of reducers
  • Add a BlockMatrix object (an abstraction of a Vector of Matrices)

Version 0.8.8

  • Publish 0.8.7 for scala 2.9.3.

Version 0.8.7

  • Hotfix to bypass a bug in Hadoop, which cannot sync up all deprecated keys.

Version 0.8.6

  • Hotfix a bug in Tool. Now Tool will re-throw all exceptions again.

Version 0.8.5

  • Fixed bug in RichPipe.insert
  • Add souce[T] to JobTest
  • Allow DelimitedScheme to override strictness and safety.
  • Add distinct method to RichPipe and TypedPipe, add mapValues to TypedPipe
  • ISSUE 389: Catch exceptions in Tool
  • Sbt assembly 0.8.7
  • Add CascadeJob to allow multiple flows in one job
  • Adding cross-build scala versions
  • Use mima to check binary compatibility

Version 0.8.4

  • ISSUE 340: Upgrade to Cascading 2.1.5
  • ISSUE 327,329,337: adds sample method with seed in RichPipe
  • ISSUE 323: Remove untyped write from TypedPipe (must write to Mappable[U])
  • ISSUE 321: pulls out scalding-date and scalding-args as separate projects

Contributions

27 commits

  • P. Oscar Boykin: 13 commits
  • willf: 4 commits
  • Argyris Zymnis: 3 commits
  • Sam Ritchie: 3 commits
  • Tim Chklovski: 1 commits
  • Chris Severs: 1 commits
  • Rickey Visinski: 1 commits
  • David Shimon: 1 commits

Version 0.8.3

  • ISSUE 312: dramatic speedup for sortWithTake/sortedTake if you take many items
  • ISSUE 307: Read support for JsonLine support (previously, just write)
  • ISSUE 305: Adds a shuffle-method to RichPipe (for sampling/sharding)
  • ISSUE 299: limit method for Typed-safe API.
  • ISSUE 296: Fixes self-joins in the Type-safe API.
  • ISSUE 295: unpack-all syntax (use Fields.ALL) for TupleUnpacker
  • ISSUE 280: Improvements to AbsoluteDuration
  • ISSUE 277: Upgrade to Cascading 2.0.7

Contributions

75 commits total.

  • P. Oscar Boykin: 25 commits
  • Alex Dean: 15 commits
  • Argyris Zymnis: 11 commits
  • Sam Ritchie: 4 commits
  • Timothy Chklovski: 4 commits
  • Dan McKinley: 4 commits
  • Aaron Siegel: 3 commits
  • Tim Chklovski: 3 commits
  • Ashutosh Singhal: 2 commits
  • João Oliveirinha: 2 commits
  • Arkajit Dey: 1 commits
  • Avi Bryant: 1 commits

Version 0.8.2

  • ISSUE 269: Improvements to AbsoluteDuration.fromMillisecs and some new APIs
  • ISSUE 256: Weighted page-rank with the Matrix API
  • ISSUE 249: Fix for Matrix.scala missing some obvious operations
  • ISSUE 246: Partition in RichPipe (create a new field, and then groupBy on it)
  • ISSUE 241: Fix joinWithLarger with a custom joiner
  • ISSUE 234. 238: Etsy sync: periodic date jobs, ability to add traps, more flexible Args
  • ISSUE 230: shard and groupRandomly on RichPipe
  • ISSUE 229: Initial skew-Join implementation (please test!)
  • ISSUE 228 - 233, 265: Improve Typed-API
  • ISSUE 221: Combinatorics in scalding.mathematics

Contributions

106 commits total.

  • P. Oscar Boykin: 29 commits
  • Krishnan Raman: 16 commits
  • Arkajit Dey: 15 commits
  • Avi Bryant: 7 commits
  • Edwin Chen: 6 commits
  • Aaron Siegel: 5 commits
  • Koert Kuipers: 5 commits
  • Argyris Zymnis: 4 commits
  • Sam Ritchie: 4 commits
  • Chris Severs: 4 commits
  • Brad Greenlee: 3 commits
  • Wil Stuckey: 2 commits
  • Dan McKinley: 2 commits
  • Matteus Klich: 2 commits
  • Josh Devins: 1 commits
  • Steve Mardenfeld: 1 commits

Version 0.8.1

  • ISSUE 220: Etsy date improvements and local-mode tap improvements
  • ISSUE 219: scald.rb fix
  • ISSUE 218: Add aggregate method to ReduceOperations
  • ISSUE 216: Improve variance notations
  • ISSUE 213,215: Make Field[T] serializable
  • ISSUE 210,211: Refactor date code into individual files + tests
  • ISSUE 209: Add hourly/daily time pathed source classes
  • ISSUE 207,208: sbt build improvements
  • ISSUE 205,206: Remove scala serialization code to com.twitter.chill
  • ISSUE 203: Improved date-parsing and docs (from Etsy)
  • ISSUE 202,204: Add propagate/mapWithIndex in Matrix (use Monoids with graphs)
  • ISSUE 201: add stdDev to groupBuilder.
  • ISSUE 200: typed write and key-value swap
  • ISSUE 196: Clean up deprecations
  • ISSUE 194,195: Fix negative numbers as args
  • ISSUE 190-192,197,199: Improved Joining/Co-grouping in the typed-API

Version 0.8.0

  • Many small bugfixes
  • ISSUE 189: Adds spillThreshold to GroupBuilder to tune memory usage
  • ISSUE 187: Adds TypedTsv for type-safe TSV files.
  • ISSUE 179: Add forceToDisk to help hand optimization of flows
  • ISSUE 175: API to set the type/comparators in the Fields API.
  • ISSUE 162, 163: Adds keys, values methods to Typed-API
  • ISSUE 160: adds approxUniques to GroupBuilder
  • ISSUE 153: mapPlusMap in GroupBuilder
  • ISSUE 149: Support for Hadoop sequence files
  • ISSUE 148: Matrix API
  • ISSUE 147: Move Monoid/Algebra code to Algebird
  • Mulitple issues: many new Kryo serializers added
  • ISSUE 140: Adds ability to do side-effects (foreach, using in RichPipe)

Version 0.7.3

  • ISSUE 134: Cleans up scalding.Tool
  • ISSUE 133: Adds SortedListTake monoid, Either monoid, and tests
  • ISSUE 130: Upgrades cascading.kryo to 0.4.4
  • ISSUE 129: Disable Kryo references by default, add config
  • ISSUE 128: Minor fix to normalize job

Version 0.7.2

  • ISSUE 127: Upgrade maple and remove jdks.
  • ISSUE 126: Switch normalize to use crossWithTiny
  • ISSUE 125: Serialization fixes

Version 0.7.1

  • ISSUE 124: Add crossWithSmaller and use it in normalize.
  • ISSUE 123: Adds generated classes that allow tuple concatenation.

Version 0.7.0

  • ISSUE 122: Upgrade cascading to version 2.0.2 and maple to 0.2.1
  • ISSUE 119: Iterator fix
  • ISSUE 118: Specialized tuplegetter
  • ISSUE 117: Job conf keys
  • ISSUE 116: Feature/flatten
  • ISSUE 115: Fold scan init fix
  • ISSUE 114: Feature/scald update
  • ISSUE 113: Make sure SequenceFile uses the fields list if one is passed in
  • ISSUE 110: Upgrade Kryo to 2.16.
  • ISSUE 107: Add a method to GroupBuilder to force all aggregation on the reducers.
  • ISSUE 105: Feature/head fix
  • ISSUE 104: Feature/default date improvements
  • ISSUE 103: Feature/case case pack
  • ISSUE 100: Adds trivial UnitGroup
  • ISSUE 99: Fix build breakage and add tutorial run script.

Version 0.6.0

  • ISSUE 98: Feature/tpipe stream
  • ISSUE 97: Add the user input to the unknown mode error message
  • ISSUE 95: Feature/buffer cleanup
  • ISSUE 94: Feature/tpipe
  • ISSUE 93: Upgrade to cascading 2.0.0 and maple 0.2.0
  • ISSUE 92: Feature/dsl refactor

Version 0.5.4

  • ISSUE 91: Upgrade to cascading wip-310 and maple 0.1.10
  • ISSUE 90: Test against multiple JDKs on travis-ci.org
  • ISSUE 88: Bump sbt-assembly version from 0.7.3 to 0.8.1
  • ISSUE 87: Header Lines support in DelimitedScheme
  • ISSUE 84: Add packTo and unpackTo
  • ISSUE 83: Adds sum and product to Monoid and Ring
  • ISSUE 79: Updates to sbt 0.11.3 to match Travis CI

Version 0.5.3

  • ISSUE 77: Add a scalding multi source tap that has a proper unique identifier

Version 0.5.2

  • ISSUE 74: Upgrade cascading to wip-291 and maple to 0.1.7

Version 0.5.1

  • ISSUE 73: Feature/comparator prop
  • ISSUE 72: Upgrade to cascading wip-288 and maple 0.1.5
  • ISSUE 71: Fixes an issue due to type erasure in KryoHadoopSerialization for scala 2.9.1
  • ISSUE 70: Upgrade scalding to use cascading wip-286.
  • ISSUE 69: Feature/more kryo tests

Version 0.5.0

  • ISSUE 67: Upgrade cascading to wip-281.
  • ISSUE 66: Allow default time zone in DefaultDateRangeJob.
  • ISSUE 65: Fixed the error message thrown by FileSource.validateTaps.
  • ISSUE 62: Kryo Upgrade to 2.04
  • ISSUE 60: Feature/abstract algebra
  • ISSUE 52: Feature/cogroup builder
  • ISSUE 51: Feature/headfix

Version 0.4.1

  • ISSUE 42: Feature/iterable source
  • ISSUE 41: Adds blockJoinWithSmaller to JoinAlgorithms.
  • ISSUE 39: Adding default value to pivot

Version 0.4.0

  • ISSUE 38: Fix bug with hash code collisions of Source objects
  • ISSUE 36: Some cleanups of reduce and Operations
  • ISSUE 35: Split RichPipe join methods into their own trait
  • ISSUE 34: Adds Pivot/Unpivot
  • ISSUE 33: Add pack and unpack methods to RichPipe
  • ISSUE 32: Refactors reducer setting into RichPipe
  • ISSUE 31: Implemented Mode.fileExists
  • ISSUE 28: Simplifies TupleConverter

Version 0.3.5

  • ISSUE 21: move JobTest into main
  • ISSUE 20: Adding a source for the most recent good date path.
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