ModelWithColumnName is a function that returns a Option function, which can be used to set the column name for a specific Field in a model.

WithTableName is a Option function that sets the table name for a Model.

Field 字段相关的属性.

Model 结构体映射db后的结构.

TableName 用户实现这个接口来返回自定义的表名.

Option is a function type that modifies a Model.