| Parameter | Type | Description | Example |
|---|---|---|---|
| object | Column properties. | ||
| Comment | string | The comment of the column. | from deserializer |
| Type | string | The data type of the column, including array, bigint, binary, boolean, char, date, decimal, double, float, int, interval, map, set, smallint, string, struct, timestamp, tinyint, union, varchar. | string |
| Name | string | The name of the column. | col |