File: galera_var_fkchecks.test

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#
# Test the operation on the foreign_key_checks variable
#

--source include/galera_cluster.inc
--source include/have_innodb.inc

CREATE TABLE parent (
    id INT PRIMARY KEY,
    KEY (id)
) ENGINE=InnoDB;

CREATE TABLE child (
    id INT PRIMARY KEY,
    parent_id INT,
    FOREIGN KEY (parent_id) 
        REFERENCES parent(id)
) ENGINE=InnoDB;

INSERT INTO parent VALUES (1);
INSERT INTO child VALUES (1,1);

SET SESSION foreign_key_checks = 0;

INSERT INTO child VALUES (2,2);

--connection node_2
SELECT COUNT(*) = 1 FROM child WHERE id = 2;

--error ER_NO_REFERENCED_ROW_2
INSERT INTO child VALUES (3,3);

SET SESSION foreign_key_checks = 0;
DELETE FROM parent;

--connection node_1
SELECT COUNT(*) = 0 FROM parent;

DROP TABLE child;
DROP TABLE parent;