/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

1 vote358 views1 answer
Mysql query bulk insert
SQL
1 vote351 views1 answer
Sql server: difference between hashtable and table declared using declare keyword
SQL
0 vote350 views1 answer
Sql transact create cursor with dynamic tables
SQL
1 vote328 views1 answer
Mysql get last insert id
SQL
4 votes366 views3 answers
How to describe a table in sqlite3
SQL
7 votes387 views3 answers
Sql set
SQL
3 votes364 views2 answers
Mysql user permission database
SQL
1 vote349 views1 answer
Mysql Case sum
SQL
0 vote404 views1 answer
Mysql grant all on all databases
SQL
6 votes799 views3 answers
Sql select last id
SQL