Global USE flags

Flag	Description	Packages
kotlin_single_target_kotlin1-4	Use Kotlin 1.4 to build the package	0
kotlin_single_target_kotlin1-5	Use Kotlin 1.5 to build the package	0
kotlin_single_target_kotlin1-6	Use Kotlin 1.6 to build the package	0
parquet	Build with Parquet data format support	2
test		2

Category USE flags

dev-java

Flag	Description	Packages
binary	Use pre-built binary JARs from Maven Central	217

Local USE flags

dev-java

h2o

Flag	Description
flow	Enable H2O Flow, a web-based interactive computational environment for H2O
jetty9-full	Use <pkg>dev-java/h2o-jetty9</pkg> instead of <pkg>dev-java/h2o-jetty9-minimal</pkg> as H2O's Jetty module; more dependencies will be pulled
target-encoder	Enable the H2O Target Encoder plugin

dev-libs

apache-arrow

Flag	Description
bzip2
lz4
python
zlib
zstd

libbytecode

Flag	Description
doc

dev-python

pyarrow

Flag	Description
dataset	Build with Parquet dataset support

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