v0.8.0

New additions:

• Add column functions: round, signumn by @dlinov

• Add column functions: log, hypot, pow, pmod by @OlivierBlanvillain

• Spark 2.4 and Scala 2.12 support by @ceedubs

Bug fixes:

• Fix implication from SPARK-20346 by @imarios

v0.6.1

Same as v0.5.2 supporting Spark 2.3.0

v0.5.2

Bug fixes:

• Fix nested collection encoding (by @lesbroot)
• Fixed record encoding to be compatible with vanilla Spark (by @kmate)
• Enabled java assertion (by @snadorp)

New additions:

• add support for .as[A] when A is nested type (by @sullivan-)

v0.6.0

Same as v0.5.1 but with support for Spark 2.3.0 (by @kmate)

v0.5.1

Bug fixes and enhancements:

• Fixed null handling for nested classes (by @kmate)
• Better handling of case classes with fields of type Unit (by @kmate)
• TypedDatasets can now be created from Dataframes with different column ordering (by @mfelsche)
• Implicit derivation for Orderable types (by @martin1keogh)
• Generated bytecode classes now correctly target JVM 1.8 (by @imarios)

New method additions:

• cube and rollup aggregation operators (by @Avasil)
• size for Map and isin for values (by @ayoub-benali)
• Trigonometric methods: cos, cosh, sin, sinh, tan, tanh (by @Avasil)
• between method for orderable values (by @Crossy147)
• substr (by @bhop)

v0.5.0

Notable additions/changes:

• Great improvements in joins (theta join condition supported)
• Extended functionality for frameless-ml (details follow)
• Unifying projected and aggregated columns
• Injection for ordered columns
• Fixed multiplication for BigDecimal
• Adding a lot of missing operators, such as sort(), union(), drop(), when/otherwise (details follow)
• More documentation examples

Frameless-ml

• TypedTransformer and TypedEstimator
• TypedRandomForrestRegressor, TypedRandomForrestClassifier
• TypedIndexToString, TypedStringIndexer, TypedVectorAssembler

Encoders:

• java.math.BigDecimal

Upgrades:

• Spark to 2.2.1
• Scala to 2.11.12

Operators:

• union()
• sort()
• asCol to project entire dataset into a single column
• drop(), dropTupled()
• getOrElse()
• when()/otherwise()
• withColumn(), withColumnReplaced()
• head(n), headOption
• litAggr literal for aggregated columns

Column methods:

• abs, acts, add_months
• bin, bitwiseNot
• arrayContains
• inputFileName, monotonicallyIncreasingId
• ascii, asin, atan, atan2, base64

v0.4.1

Identical to v0.4.0, but updated to Cats 1.0.1 stable.

• cats 1.0.1
• cats-effect 0.8
• cats-mtl 0.2.2

v0.4.0

Notable additions/changes:

• support for Spark 2.2.0
• added Encoders for: UDT, Array, Map
• added explode() on TypedColumns with types Vector/Array
• added bitwise and/or/xor operators on TypedColumns
• added withColumn() operator on TypedDataset
• added pivot() aggregation
• added statistical methods: corr(), skewness(), kurtosis(), cover_sample()
• migrated from SparkContext to SparkSessions throughout
• created the frameless-ml project
• parameterize Spark actions over the effect type used (a much more powerful Job[_])
• [Internal] Improved test template
• [Internal] Moved methods that are not optimizable by Catalyst to a new package (map(), flatMap(), etc.)
• [bug] Fixed bug in computing equality of nullable types (Options)
• [bug] Fixed big-decimal devision incorrectly returning Double

v0.3.0

Notable additions/changes:

• UDFs now support columns with custom encoders (using Injection)
• map and flatMap on Job[A]
• more aggregation functions: countDistinct, approxCountDistinct, collectList, collectSet, sumDistinct
• support for cats v0.9
• createUnsafe to instantiate a TypedDataset from a Spark DataFrame
• whole dataset aggregation functions moved from select to an explicit agg on TypedDataset
• bug fixes on joins, UDFs, and vector encoders