/PHP/Laravel/Laravel migration remove unique constraint

Laravel migration remove unique constraint

/** To drop an index you must specify the index's name. 
Laravel assigns a reasonable name to the indexes by default. 
Simply concatenate the table name, the names of the column in the index, 
and the index type **/

// Format of unique key tableName_column_unique
$table->dropUnique('users_email_unique');

Laravel migration remove unique

//The UNique need be a constraint name
// This name has this format:
// [TABLE_NAME]_[COLUMN_NAME]_unique
// For 'users' table and 'user_code' column, whe get the name:
// users_user_code_unique
$table->dropUnique('users_user_code_unique');

//The inverst is 
$table->unique('user_code');

Similar codes

3 votes229 views2 answers
Laravel find by field
PHP Laravel
1 vote229 views1 answer
How to return with open model popup in laravel
PHP Laravel
2 votes222 views1 answer
Global laravel request()
PHP Laravel
1 vote247 views1 answer
Use of segment in laravel 8
PHP Laravel
0 vote236 views1 answer
How to display image from aws s3 in laravel blade
PHP Laravel
0 vote232 views1 answer
Manual collection laravel
PHP Laravel
0 vote233 views1 answer
Laravel cookie (flash meesage for time)
PHP Laravel
0 vote202 views1 answer
Laravel migrate specific path
PHP Laravel
0 vote223 views1 answer
Orwherebetween laravel
PHP Laravel
0 vote224 views1 answer
Laravel where between cluse
PHP Laravel