Introduce archive ability for table partitions #6915
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Shekharrajak
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[spark][filesystems][core] Introduce archive ability for table partitions
Purpose
Linked issue: close #5510
Implements archive functionality for Paimon table partitions to optimize storage costs by moving partition files to Archive/ColdArchive storage tiers in S3 and OSS. Supports archive, restore, and unarchive operations via Spark SQL DDL.
Tests
ArchivePartitionActionTest(9 tests)ArchivePartitionActionITCase(3 test templates)ArchivePartitionSQLTest(8 tests)API and Format
New APIs:
StorageTypeenum (Standard, Archive, ColdArchive)FileIO.archive(),FileIO.restoreArchive(),FileIO.unarchive()SQL Syntax:
ALTER TABLE table PARTITION (dt='2024-01-01') ARCHIVE;
ALTER TABLE table PARTITION (dt='2024-01-01') COLD ARCHIVE;
ALTER TABLE table PARTITION (dt='2024-01-01') RESTORE ARCHIVE;
ALTER TABLE table PARTITION (dt='2024-01-01') UNARCHIVE;Storage Format: No changes. Original paths preserved in metadata (in-place archiving).
Documentation
docs/content/concepts/archive.mddocs/content/spark/sql-alter.mdwith archive syntax