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Description
This initial PR prepares the release of Presto on Spark 3.4.1 by incorporating updates from this pull request by @shrinidhijoshi.
Prior to the stable release of Presto on Spark 3 (e.g., Spark 3.4.1), code compatibility is maintained for both Spark 2.4 (the current version) and Spark 3.4. To support this, a Maven profile named sapphire has been created to facilitate building Presto on Spark 3.
Motivation and Context
It is the 1st step towards upgrading pos to support Spark3 and beyond.
Impact
Test Plan
spark 2.4, jdk 1.8
$ mvn clean install -U -DskipTests -Dmaven.javadoc.skip=true -T1C -pl '!presto-docs'
spark 3.4, jdk 11
$ mvn clean install -U -DskipTests -Dmaven.javadoc.skip=true -Dupgrade=true -T1C -pl '!presto-docs'
Contributor checklist
Release Notes
Please follow release notes guidelines and fill in the release notes below.