[SPARK-52729][SQL] Add MetadataOnlyTable and CREATE/ALTER VIEW support for DS v2 catalogs#51419

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cloud-fan wants to merge 41 commits intoapache:masterfrom

cloud-fan:v1-v2

Commits on Apr 22, 2026

Commits on Apr 23, 2026

address self-review findings: simplify Analyzer and strategy, tighten errors, new tests
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address self-review findings: v2 SHOW VIEWS, orphan-plan pinning, API doc reconciliation
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address self-review findings: extract SUPPORTS_VIEW helper, fix test comment, add multi-part captured-namespace read test
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address self-review findings: pin more orphan v2-view plans, route DROP VIEW
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update 'View commands are not supported' test for the new error shape
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restore viewOnly gate with SUPPORTS_VIEW carve-out; unify view-DDL rejection on MISSING_CATALOG_ABILITY.VIEWS
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address self-review findings: require explicit MetadataOnlyTable name, drop defensive AlterViewAs gate, misc cleanups
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address self-review findings: stamp PROP_OWNER on v2 CREATE VIEW, preserve on ALTER; minor dash nit
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address self-review findings: rework v2 view API to ViewInfo; fix multi-part error rendering
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address self-review findings: DropViewExec type check; multi-part names in temp-object errors; restore 3-part v1 session-catalog SubqueryAlias
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fix tests for new error class and CreateView field
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Commits on Apr 24, 2026

Commits on Apr 25, 2026