Create a column reference for use in SQL functions
The column name (supports 'table.column' format)
col('id') // -> "id"col('user.id') // -> "user.id"col('users.name') // -> "users.name" Copy
col('id') // -> "id"col('user.id') // -> "user.id"col('users.name') // -> "users.name"
Create a column reference for use in SQL functions