Group: Frostlake

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An embeddable SQL engine emulating core Snowflake features for local and CI testing.

Optional COPY load-format readers (Avro, Parquet, ORC) for Frostlake, contributed to the engine as a StageFileReader ServiceLoader SPI. Keeps the heavy Hadoop/Avro/ORC dependencies out of the core frostlake-db artifact — add this ...

Optional GEOGRAPHY / GEOMETRY function pack for Frostlake (TO_GEOGRAPHY, the ST_ family, HAVERSINE companions), contributed to the engine via the FunctionProvider ServiceLoader SPI. The engine keeps only the type surface; add this ...

Multi-module build for Frostlake — an embeddable SQL engine emulating core Snowflake features for local and CI testing.

Performance and embedded-DB comparison harness for Frostlake. Not published; the @Tag("perf") tests are excluded by default and run via -Pperf / -Pperf-mem.

Optional GraalJS-backed JavaScript UDF and stored-procedure runtime for Frostlake, contributed to the engine as a UdfLanguageRuntime ServiceLoader SPI. Keeps the GraalVM JavaScript dependencies out of the core frostlake-db artifact — ...

Optional GraalPy-backed Python UDF, UDTF and stored-procedure runtime for Frostlake (including the Snowpark session shim), contributed to the engine as a UdfLanguageRuntime ServiceLoader SPI. Keeps the GraalVM Python dependencies out ...

Optional Scala UDF and stored-procedure runtime for Frostlake (in-process scala-compiler, no external scalac), contributed to the engine as a UdfLanguageRuntime ServiceLoader SPI. Keeps the Scala compiler/library out of the core ...