Releases · Kotlin/dataframe

Kotlin Dataframe 0.9.1 released!

Blog post: https://blog.jetbrains.com/kotlin/2023/01/kotlin-dataframe-0-9-1-released/

Get it on Maven Central!

TL;DR

OpenAPI type schemas can now be parsed and converted into data schemas.
Read about it in the blog post.
New JSON reading options include type clash tactics and key/value paths.
Read about it in the blog post.
Support for writing Apache Arrow files has been added.
Read about it in the blog post.
Many bugs have been fixed and some new stuff has been added.
Read about it in the blog post.
Make sure to update your Kotlin Jupyter kernel if you use DataFrame there.

Auto Generated What's Changed

Fixed typo by @njacobs5074 in #123
Expand Arrow reading support by @Kopilov in #129
#132 Add skipRows parameter to enable reading data with header from… by @koperagen in #135
Consider skipRows when obtaining column indexes #132 by @koperagen in #137
More Converting operations by @Kopilov in #133
Fix examples by @Jolanrensen in #146
use index math for skip rows #132 by @koperagen in #153
Setup Kover by @koperagen in #154
Publish KSP as fat jar to avoid transitive dependency on dataframe by @koperagen in #164
fix BindException on CI by @koperagen in #166
Merge core and tests modules by @koperagen in #165
Arrow writing by @Kopilov in #162
Revert "Arrow writing" by @koperagen in #167
Fix problem with big arrow by @ileasile in #163
generate a new marker when dataframe marker is not a data schema by @koperagen in #168
Add a way of explicit switching to dark color scheme. by @ileasile in #174
Nullable accessors and fixed convertTo by @Jolanrensen in #175
updating to kotlin 1.7.20 by @Jolanrensen in #180
add delimiter option for solving read error by @LeeMH in #183
Converting to date, Cell conversion exception by @Kopilov in #187
OpenAPI/Swagger JSON type schema support + many small fixes I came across by @Jolanrensen in #173
update csv read docs with ways to read locale specific numbers by @koperagen in #189
CellConversionException in DataColumn<String?>.convertToDouble(locale) by @Kopilov in #190
Fix for generic type to Any? erasure in new column creation by @Jolanrensen in #192
Absolute path fixes in plugins by @Jolanrensen in #191
fix for "Jupyter codegen: attempt to inherit from data class" by @Jolanrensen in #193
Arrow writing by @Kopilov in #169
Write nulls from columns to JSON explicitly by @koperagen in #195
support applying column operations on row expression result in AddDsl by @koperagen in #196
Backtick name bug by @Jolanrensen in #199
Dataschema generic inheritance by @Jolanrensen in #200
Add emptyDataFrame to documentation by @matthewwiese in #201
Jupyter codegen isOpen both for var/val by @Jolanrensen in #202
Sort grouped df by @Jolanrensen in #204
Bugfix for NPE with fillNulls by @Jolanrensen in #205
Support custom filling of missing columns in convertTo by @nikitinas in #207
Added docs and clarifications to functional typealiases by @Jolanrensen in #203
Min kernel version fix by @Jolanrensen in #209
Don't print header record in csv if requested by @vhuc in #211
read -> unfold + Add documentation for unfold #159 by @koperagen in #206