Laravel migration remove unique

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

15 votes206 views6 answers
Wordpress shortcode
PHP
0 vote220 views1 answer
Laravel pivot select fields
PHP Laravel
0 vote162 views1 answer
Ajout d'heure à une date php
PHP
1 vote185 views1 answer
How to use plugin shortcode in wordpress template
PHP
0 vote155 views1 answer
Quitar elemento array php
PHP
1 vote163 views1 answer
How show pice of text in php
PHP
0 vote156 views1 answer
Get url parameter laravel 5.2 constructor
PHP
23 votes169 views6 answers
Laravel validation messages
PHP
25 votes189 views4 answers
ERROR 1071 (42000) at line 76: Specified key was too long; max key length is 767 bytes laravel
PHP
1 vote153 views1 answer
Composer update no limit
PHP