feat(doris): Catalog DDL for external data sources (T5.2)#86
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feat(doris): Catalog DDL for external data sources (T5.2)#86
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Add AST nodes (CreateCatalogStmt, AlterCatalogStmt, DropCatalogStmt, RefreshCatalogStmt), recursive-descent parser in catalog.go, full dispatch wiring (including CREATE EXTERNAL CATALOG disambiguation from CREATE EXTERNAL TABLE), and 29 tests covering all legacy corpus forms. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Summary
CREATE/ALTER/DROP CATALOG and REFRESH CATALOG. Supports EXTERNAL, IF [NOT] EXISTS, PROPERTIES, WITH RESOURCE, RENAME, MODIFY COMMENT.
29 tests. Smart dispatch distinguishes CREATE EXTERNAL TABLE from CREATE EXTERNAL CATALOG via one-token lookahead.
DAG: T5.2 (P1)
🤖 Generated with Claude Code