lucasfang opened a new pull request, #120:
URL: https://github.com/apache/paimon-cpp/pull/120
### Purpose
Linked issue: No linked issue
This change adds the catalog module, providing core catalog interfaces, a
file-system-backed catalog implementation, identifier/table/database
abstractions, and snapshot commit utilities.
Included changes:
- **Public API (`include/paimon/catalog/`)**:
- Adds `Catalog` interface defining table/database lifecycle operations.
- Adds `Table`, `Database`, and `Identifier` value types for catalog
entity representation.
- **File System Catalog (`src/paimon/catalog/file_system_catalog.*`)**:
- Implements `FileSystemCatalog` backed by local/remote file system
storage.
- Adds comprehensive test coverage in `file_system_catalog_test.cpp`.
- **Snapshot Commit Utilities (`src/paimon/catalog/*snapshot_commit*`)**:
- Adds `SnapshotCommit`, `CatalogSnapshotCommit`, and
`RenamingSnapshotCommit` for atomic snapshot persistence.
- Adds test coverage for `RenamingSnapshotCommit`.
- **Catalog Core & Identifier (`src/paimon/catalog/catalog.*`,
`identifier.*`)**:
- Adds `Catalog` base implementation and `CommitTableRequest` for table
commit workflows.
- Adds `Identifier` parsing/formatting logic with test coverage.
- Adds unit tests for `Catalog` and `CommitTableRequest`.
### Tests
Test coverage included in this change:
- `CatalogTest`
- `FileSystemCatalogTest`
- `IdentifierTest`
- `CommitTableRequestTest`
- `RenamingSnapshotCommitTest`
### API and Format
This change adds public API in `include/paimon/catalog/catalog.h`,
`include/paimon/catalog/table.h`, `include/paimon/catalog/identifier.h`, and
`include/paimon/catalog/database.h`.
No storage format or protocol changes.
### Documentation
No documentation changes required.
### Generative AI tooling
Migrate-by: Aone Copilot (Qwen3.7-Max)
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