advancedxy commented on code in PR #8579:
URL: https://github.com/apache/iceberg/pull/8579#discussion_r1453283842
##########
format/spec.md:
##########
@@ -1119,21 +1156,30 @@ Partition specs are serialized as a JSON object with
the following fields:
Each partition field in the fields list is stored as an object. See the table
for more detail:
-|Transform or Field|JSON representation|Example|
-|--- |--- |--- |
-|**`identity`**|`JSON string: "identity"`|`"identity"`|
-|**`bucket[N]`**|`JSON string: "bucket[<N>]"`|`"bucket[16]"`|
-|**`truncate[W]`**|`JSON string: "truncate[<W>]"`|`"truncate[20]"`|
-|**`year`**|`JSON string: "year"`|`"year"`|
-|**`month`**|`JSON string: "month"`|`"month"`|
-|**`day`**|`JSON string: "day"`|`"day"`|
-|**`hour`**|`JSON string: "hour"`|`"hour"`|
-|**`Partition Field`**|`JSON object: {`<br /> `"source-id": <id
int>,`<br /> `"field-id": <field id int>,`<br /> `"name":
<name string>,`<br /> `"transform": <transform JSON>`<br
/>`}`|`{`<br /> `"source-id": 1,`<br /> `"field-id":
1000,`<br /> `"name": "id_bucket",`<br /> `"transform":
"bucket[16]"`<br />`}`|
+| Transform or Field | JSON representation
| Example
|
+|----------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **`identity`** | `JSON string:
"identity"`
|
`"identity"`
|
+| **`bucket[N]`** | `JSON string:
"bucket[<N>]"`
|
`"bucket[16]"`
|
+| **`bucket[N]`** (multi-arg bucket [1]) | `JSON string:
"bucketV2[<N>]"`
|
`"bucketV2[16]"`
|
Review Comment:
If we all agree to go with `bucketV2`, will rename it to `bucketV2` then.
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