[SPARK-59151][SQL] Add a VariantBuilder.canonicalize primitive for Variant aggregation - #58455

[SPARK-59151][SQL] Add a VariantBuilder.canonicalize primitive for Variant aggregation#58455

aleksandr-chernousov-db wants to merge 22 commits into

apache:masterapache/spark:masterfrom

aleksandr-chernousov-db:SPARK-59151aleksandr-chernousov-db/spark:SPARK-59151Copy head branch name to clipboard