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new 51404e1a docs: correct five system-table column descriptions (#701)
51404e1a is described below
commit 51404e1adda83a8acdfd59ef918d584d0eeba891
Author: jackylee <[email protected]>
AuthorDate: Tue Aug 11 17:23:30 2026 +0800
docs: correct five system-table column descriptions (#701)
---
docs/src/sql.md | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/docs/src/sql.md b/docs/src/sql.md
index d02217da..fc062667 100644
--- a/docs/src/sql.md
+++ b/docs/src/sql.md
@@ -1753,8 +1753,8 @@ Columns:
| `schema_id` | BIGINT | Schema ID |
| `commit_time` | TIMESTAMP | Commit time |
| `record_count` | BIGINT | Record count |
-| `create_time` | TIMESTAMP | Tag creation time |
-| `time_retained` | STRING | Retention duration |
+| `create_time` | TIMESTAMP | Always `NULL`: the Rust snapshot does not carry
a tag creation time |
+| `time_retained` | STRING | Always `NULL`: the Rust snapshot does not carry a
tag retention |
### $branches
@@ -1847,8 +1847,8 @@ Columns:
| `file_count` | BIGINT | Number of data files |
| `last_update_time` | TIMESTAMP | Latest data-file creation time |
| `created_at` | TIMESTAMP | Partition creation time (only available with
metastore-tracked catalogs) |
-| `created_by` | STRING | Snapshot id that created the partition
(catalog-tracked only) |
-| `updated_by` | STRING | Snapshot id that last updated the partition
(catalog-tracked only) |
+| `created_by` | STRING | User who created the partition (catalog-tracked
only) |
+| `updated_by` | STRING | User who last updated the partition (catalog-tracked
only) |
| `options` | STRING | Per-partition options as flat JSON (catalog-tracked
only) |
| `total_buckets` | INT | Total bucket count for the partition (0 unless
catalog-tracked) |
| `done` | BOOLEAN | Whether the partition is marked done (false unless
catalog-tracked) |
@@ -1866,7 +1866,7 @@ Columns:
| Column | Type | Description |
|---|---|---|
-| `partition` | STRING | Partition spec for the indexed data, or `NULL` for
unpartitioned tables |
+| `partition` | STRING | Partition spec for the indexed data, formatted as a
Java row cast string; `{}` for unpartitioned tables |
| `bucket` | INT | Bucket id covered by the index file |
| `index_type` | STRING | Index type, such as `btree`, `bitmap`, `ivf-flat`,
`lumina`, or `DELETION_VECTORS` |
| `file_name` | STRING | Index file name under the table index directory |
@@ -1886,7 +1886,7 @@ Files are classified by their table-relative path:
- `manifest/manifest-*`, `manifest/manifest-list-*`, and
`manifest/index-manifest-*` → manifest
- `statistics/*` → manifest file counters for the current compatible output
schema
- `index/*` → index
-- `<partition>/bucket-*/*` and `<partition>/bucket-postpone/*` → data, using
the table's partition depth
+- `<partition>/bucket-*/*` and `<partition>/bucket-postpone/*` → data, using
the table's partition depth, except names starting with `index-`
- unknown files are ignored by this summary
```sql
