rdblue commented on code in PR #10831:
URL: https://github.com/apache/iceberg/pull/10831#discussion_r1815721928
##########
format/spec.md:
##########
@@ -357,16 +362,16 @@ Partition field IDs must be reused if an existing
partition spec contains an equ
### Partition Transforms
-| Transform name | Description
| Source types
| Result type |
-|-------------------|--------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------|-------------|
-| **`identity`** | Source value, unmodified
| Any
| Source type |
+| Transform name | Description
| Source types
| Result type
|
+|-------------------|--------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------|-------------|
+| **`identity`** | Source value, unmodified
| Any other than `variant`
| Source type
|
| **`bucket[N]`** | Hash of value, mod `N` (see below)
| `int`, `long`, `decimal`, `date`, `time`, `timestamp`, `timestamptz`,
`timestamp_ns`, `timestamptz_ns`, `string`, `uuid`, `fixed`, `binary` | `int`
|
-| **`truncate[W]`** | Value truncated to width `W` (see below)
| `int`, `long`, `decimal`, `string`, `binary`
| Source type |
-| **`year`** | Extract a date or timestamp year, as years from 1970
| `date`, `timestamp`, `timestamptz`, `timestamp_ns`, `timestamptz_ns`
| `int` |
-| **`month`** | Extract a date or timestamp month, as months from
1970-01-01 | `date`, `timestamp`, `timestamptz`, `timestamp_ns`,
`timestamptz_ns` | `int` |
-| **`day`** | Extract a date or timestamp day, as days from 1970-01-01
| `date`, `timestamp`, `timestamptz`, `timestamp_ns`, `timestamptz_ns`
| `int` |
-| **`hour`** | Extract a timestamp hour, as hours from 1970-01-01
00:00:00 | `timestamp`, `timestamptz`, `timestamp_ns`, `timestamptz_ns`
| `int` |
-| **`void`** | Always produces `null`
| Any
| Source type or `int` |
+| **`truncate[W]`** | Value truncated to width `W` (see below)
| `int`, `long`, `decimal`, `string`, `binary`
| Source type
|
+| **`year`** | Extract a date or timestamp year, as years from 1970
| `date`, `timestamp`, `timestamptz`, `timestamp_ns`, `timestamptz_ns`
| `int`
|
+| **`month`** | Extract a date or timestamp month, as months from
1970-01-01 | `date`, `timestamp`, `timestamptz`, `timestamp_ns`,
`timestamptz_ns`
| `int` |
+| **`day`** | Extract a date or timestamp day, as days from 1970-01-01
| `date`, `timestamp`, `timestamptz`, `timestamp_ns`, `timestamptz_ns`
| `int`
|
+| **`hour`** | Extract a timestamp hour, as hours from 1970-01-01
00:00:00 | `timestamp`, `timestamptz`, `timestamp_ns`, `timestamptz_ns`
| `int`
|
+| **`void`** | Always produces `null`
| Any
| Source type
or `int` |
Review Comment:
Let's revert the whitespace changes, please. It makes these tables hard to
maintain and less readable.
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