laravel datatype code example
Example 1: laravel remove foreign key
$table->dropForeign('posts_user_id_foreign');
Example 2: laravel longblob migration
DB::statement("ALTER TABLE <table name> ADD <column name> MEDIUMBLOB");
Example 3: laravel field types from database field type
// in laravel if error of missing pdomysql driver issue the command
// composer require doctrine/dbal
DB::connection()->getDoctrineColumn($table_name, $field_name)->getType()->getName()