[SPIKE][DO NOT MERGE] Multi-backend providers for Iceberg catalogs (POC)#10893
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markhoerth wants to merge 3 commits intoapache:mainfrom
Open
[SPIKE][DO NOT MERGE] Multi-backend providers for Iceberg catalogs (POC)#10893markhoerth wants to merge 3 commits intoapache:mainfrom
markhoerth wants to merge 3 commits intoapache:mainfrom
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Adds MultiSchemeFileIO for server-side FileIO dispatch by URI scheme, complementing existing client-side credential dispatch. Validates GCS + S3 cross-cloud queries from a single Gravitino IRC catalog via Trino and Spark. POC only. Not for merge. See PRD for design details.
Contributor
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Thanks for your draft code. Could I refactor code and continue the work? |
Contributor
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I drafted a new PR. If io-impl is unset, we can infer the impl from the location. #10904 |
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POC for multi-backend Iceberg catalog support. Not for merge.
Validates GCS + S3 cross-cloud queries from a single Gravitino IRC
catalog via Trino and Spark (transcript in PRD appendix).
Three changes:
when GCS credentials are configured
(Gravitino-internal class; must not leak to clients)
Opening as draft for @roryqi review per Slack thread.