Merge claude/add-file-column-type-LtXQt into upgrade-adapted-type

Author: claude

docs/src/client/settings.md

@@ -164,3 +164,57 @@ Configure external stores in the `stores` section. See [External Storage](../sys
     }
 }
 ```
+
+## Object Storage
+
+Configure object storage for the [`object` type](../design/tables/object.md) in the `object_storage` section. This provides managed file and folder storage with fsspec backend support.
+
+### Local Filesystem
+
+```json
+{
+    "object_storage": {
+        "project_name": "my_project",
+        "protocol": "file",
+        "location": "/data/my_project"
+    }
+}
+```
+
+### Amazon S3
+
+```json
+{
+    "object_storage": {
+        "project_name": "my_project",
+        "protocol": "s3",
+        "bucket": "my-bucket",
+        "location": "my_project",
+        "endpoint": "s3.amazonaws.com"
+    }
+}
+```
+
+### Object Storage Settings
+
+| Setting | Environment Variable | Required | Description |
+|---------|---------------------|----------|-------------|
+| `object_storage.project_name` | `DJ_OBJECT_STORAGE_PROJECT_NAME` | Yes | Unique project identifier |
+| `object_storage.protocol` | `DJ_OBJECT_STORAGE_PROTOCOL` | Yes | Backend: `file`, `s3`, `gcs`, `azure` |
+| `object_storage.location` | `DJ_OBJECT_STORAGE_LOCATION` | Yes | Base path or bucket prefix |
+| `object_storage.bucket` | `DJ_OBJECT_STORAGE_BUCKET` | For cloud | Bucket name |
+| `object_storage.endpoint` | `DJ_OBJECT_STORAGE_ENDPOINT` | For S3 | S3 endpoint URL |
+| `object_storage.partition_pattern` | `DJ_OBJECT_STORAGE_PARTITION_PATTERN` | No | Path pattern with `{attr}` placeholders |
+| `object_storage.token_length` | `DJ_OBJECT_STORAGE_TOKEN_LENGTH` | No | Random suffix length (default: 8) |
+| `object_storage.access_key` | — | For cloud | Access key (use secrets) |
+| `object_storage.secret_key` | — | For cloud | Secret key (use secrets) |
+
+### Object Storage Secrets
+
+Store cloud credentials in the secrets directory:
+
+```
+.secrets/
+├── object_storage.access_key
+└── object_storage.secret_key
+```

docs/src/design/tables/attributes.md

@@ -76,6 +76,9 @@ together with DataJoint.
 NumPy arrays, dicts, lists, datetime objects, and nested structures. Compatible with
 MATLAB. See [custom types](customtype.md) for details.
 
+- `object`: managed [file and folder storage](object.md) with support for direct writes
+(Zarr, HDF5) and fsspec integration. Recommended for new pipelines.
+
 - `attach`: a [file attachment](attach.md) similar to email attachments facillitating
 sending/receiving an opaque data file to/from a DataJoint pipeline.
 
@@ -94,6 +97,7 @@ libraries, making table definitions more readable and explicit about data precis
 
 | Alias | MySQL Type | Description |
 |-------|------------|-------------|
+| `bool` | `tinyint` | Boolean value (0 or 1) |
 | `int8` | `tinyint` | 8-bit signed integer (-128 to 127) |
 | `uint8` | `tinyint unsigned` | 8-bit unsigned integer (0 to 255) |
 | `int16` | `smallint` | 16-bit signed integer (-32,768 to 32,767) |
@@ -117,6 +121,7 @@ class Measurement(dj.Manual):
     precise_value : float64     # double-precision measurement
     sample_count : uint32       # unsigned 32-bit counter
     sensor_flags : uint8        # 8-bit status flags
+    is_valid : bool             # boolean flag
     """
 ```