/SQL/Mysql remove foreign key constraint

Mysql remove foreign key constraint

Foreign key mySql

CREATE TABLE parent (
    id INT NOT NULL,
    PRIMARY KEY (id)
) ENGINE=INNODB;

CREATE TABLE child (
    id INT,
    parent_id INT,
    INDEX par_ind (parent_id),
    FOREIGN KEY (parent_id)
        REFERENCES parent(id)
        ON DELETE CASCADE
) ENGINE=INNODB;

Source: dev.mysql.com

Drop all foreign key constraints mysql

SET foreign_key_checks = 0;

Source: stackoverflow.com

Mysql remove foreign key constraint

ALTER TABLE jobs DROP FOREIGN KEY constraint_name

Drop foreign key mysql

ALTER TABLE table_name DROP FOREIGN KEY constraint_name

Source: tutorialspoint.com

Similar codes

0 vote119 views1 answer
Knex last insert id mysql
SQL
0 vote140 views2 answers
Timing sql queries
SQL
0 vote140 views1 answer
Sparql list all graphs
SQL
1 vote127 views1 answer
Drush sql-dump
SQL
0 vote124 views1 answer
Sql string length postgresql
SQL
0 vote129 views1 answer
Sql DATE = GETDATE()
SQL
0 vote143 views2 answers
Null value in column violates not-null constraint
SQL
1 vote134 views2 answers
Update with inner join sql server
SQL
1 vote131 views1 answer
Mysql random limit 1
SQL
0 vote151 views1 answer
Mysql installer no packages found
SQL