#10285 chore: Document Arrow support in targets Pull request opened by edgarrmondragon Description SSIA Checklist • I have read the contribution guide Was generative AI tooling used to co-author this PR? • Yes (please specify the tool below) Related Issues • Closes #XXXX Summary by Sourcery Document how to use Arrow-encoded Singer BATCH messages for high-throughput Meltano Cloud ingestion. New Features: • Document Arrow-encoded Singer BATCH support, including how to enable it and the current extractor and loader support matrix. • Add store-specific guidance for native BATCH ingestion across ClickHouse, Microsoft SQL Server, MotherDuck, and Snowflake. Enhancements: • Link Arrow BATCH documentation from the Meltano Cloud store index and navigation sidebar. • Clarify store guide heading structure and describe BATCH ingestion behavior, requirements, and caveats. meltano/meltano