feat(spark): add `base64` and `unbase64` functions#19968

Merged

comphead merged 11 commits intoapache:mainfrom

cht42:spark-base64

Jan 26, 2026

Commits on Jan 24, 2026

feat: Add support for base64 padded encoding and decoding
cht42
committed
fix: Update benchmark to use binary array for base64 and hex decoding
cht42
committed
feat(spark): add base64 functions
cht42
committed
refactor: use LazyLock for base64 padding encoding in SparkBase64 and SparkUnBase64
cht42
committed
docs: update encode function formats to include base64pad
cht42
committed
docs: add comment clarifying that Apache Spark base64 uses padded encoding
cht42
committed
feat: enhance base64 encoding support with padded option and simplify constant definition
cht42
committed
refactor: update base64 encoding to use literal for padding and improve error messages in unbase64 function
cht42
committed
fix: correct return type mapping for LargeBinary in SparkUnBase64 implementation
cht42
committed

Commits on Jan 26, 2026