v0.3.0

Spark Exasol Connector v0.3.0, released 2020-08-07

Bug Fixes

• #60: Removed not null constraint from string types (PR #63).

Improvements

• #45: Improved logging (PR #56).
• #62: Updated Spark and Exasol versions (PR #64).
• #69: Updated the document and changelog structure. (PR #70).
• Added project logo (PR #67).

Documentation

• Fixed write example in readme (PR #58)

Dependency Updates

• Updated sbt version from 1.2.8 to 1.3.13.
• Updated latest version of sbt script.
• Updated org.scalatest:scalatest from 3.1.1 to 3.2.0.
• Updated org.mockito:mockito-core from 3.3.3 to 3.4.6.
• Updated org.testcontainers:jdbc from 1.13.0 to 1.14.3.
• Updated com.dimafeng:testcontainers-scala from 0.36.1 to 0.38.1.

Plugin Updates

• Updated org.wartremover:sbt-wartremover from 2.4.5 to 2.4.10.
• Updated org.wartremover:sbt-wartremover-contrib from 1.3.4 to 1.3.8.
• Updated comeed3si9n:sbt-assembly from 0.14.10 to 0.15.0.
• Updated com.timushev.sbt:sbt-updates from 0.5.0 to 0.5.1.
• Updated com.xerial.sbt:sbt-sonatype from 3.9.2 to 3.9.4.

v0.2.1

2019 JUL 15

Bug Fixes

• Fix bug with Decimal type conversion #44 #47 by @jpizagno
• Fix bug with JDBC string null value setting #46 #52 by @morazow

Enhancements

• Add Scala 2.12+ cross compilation for Spark versions above 2.4+ #38 #50 by @morazow
• Add check that ensures host parameter value is an IPv4 address #42 #48 #43 #49 by @morazow

Test Improvements

• Improve integration testing Docker startup time #51 #53 by @3cham

v0.2.0

2019 JAN 21

Changes:

• Adds Spark 2.4+ version #28 #37
• Adds Spark dataframe insert as Exasol table feature #32 #37

v0.1.3

2018 DEC 10

Changes:

• Add tests for Unicode strings in predicate pushdown #12 #34 by @jpizagno
• Spark dataframe count action pushdown #24 #29 by @morazow
• Add unhandledFilters function to ExasolRelation #18 #30 by @morazow

v0.1.2

2018 NOV 05

Changes:

• Use configurations from SparkConf when provided #4 #23 by @3cham
• Change sub connections to use handle from main connection #22 #25 by @morazow
• Add tests for different data types conversions #15 #26 by @jpizagno

v0.1.1

2018 OCT 25

Changes:

• Use date and timestamp hints when creating where clause from Spark filters #13 #17 by @3cham
• Enable user provided schema when reading from Exasol #5 #19 by @3cham
• Fix ordering bug when pruning schema using required columns #21 by @morazow

v0.1.0

2018 OCT 04

This is first release version which includes initial setup of project for continued improvements.

• Initial working version (with known issues)
• Initial predicate pushdown implementation #6 #7
• Build plugins such as linting and formatting
• Travis CI based continuous build process
• Basic manual Sonatype release script #11