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jja725 merged 1 commit into from
Jun 16, 2026
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docs: mark schema evolution complete in roadmap #46

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2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -47,7 +47,7 @@ Based on the [liblance RFC](https://github.com/lance-format/lance/discussions/60
| [ ] | Delete operations | Predicate-based deletion |
| [ ] | Update operations | Expression-based row updates |
| [ ] | Merge-insert | Upsert functionality with builder pattern |
| [ ] | Schema evolution | Add/drop/alter columns with expressions |
| [x] | Schema evolution | Add columns via SQL / all-null / `ArrowArrayStream` with `lance_dataset_add_columns_*()`, drop via `lance_dataset_drop_columns()`, rename / retype / set nullability via `lance_dataset_alter_columns()` |
| [x] | Version management | List via `lance_dataset_versions()`, rollback via `lance_dataset_restore()`, checkout via `lance_dataset_open(uri, opts, version)` |

### Phase 4: Advanced Features
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