wpdb::get_col_length()
Method: Retrieve the maximum string length allowed in a given column.
Source: wp-includes/wp-db.php:2797
Method: Retrieve the maximum string length allowed in a given column.
Source: wp-includes/wp-db.php:2797
Method: For string fields, record the maximum string length that field can safely save.
Source: wp-includes/wp-db.php:2425
Function: Execute changes made in WordPress 4.2.1.
Source: wp-admin/includes/upgrade.php:1433