File: galera_fk_cascade_update.test

package info (click to toggle)
mariadb-10.5 1%3A10.5.23-0%2Bdeb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 712,240 kB
  • sloc: ansic: 2,158,658; cpp: 1,843,101; asm: 297,745; perl: 59,967; sh: 53,869; pascal: 38,348; java: 33,919; yacc: 19,639; python: 11,119; xml: 10,126; sql: 10,027; ruby: 8,544; makefile: 6,343; cs: 2,866; lex: 1,205; javascript: 1,037; objc: 80; tcl: 73; awk: 46; php: 22; sed: 16
file content (41 lines) | stat: -rw-r--r-- 960 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
#
# Test Foreign Key Cascading UPDATEs
#

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

CREATE TABLE grandparent (
    id INT NOT NULL PRIMARY KEY
) ENGINE=InnoDB;

CREATE TABLE parent (
    id INT NOT NULL PRIMARY KEY,
    grandparent_id INT,
    FOREIGN KEY (grandparent_id)
        REFERENCES grandparent(id)
        ON UPDATE CASCADE
) ENGINE=InnoDB;

CREATE TABLE child (
    id INT NOT NULL PRIMARY KEY, 
    grandparent_id INT,
    FOREIGN KEY (grandparent_id)
        REFERENCES parent(grandparent_id)
        ON UPDATE CASCADE
) ENGINE=InnoDB;

INSERT INTO grandparent VALUES (1),(2);
INSERT INTO parent VALUES (1,1), (2,2);
INSERT INTO child VALUES (1,1), (2,2);

--connection node_2
UPDATE grandparent SET id = 3 WHERE id = 1;

--connection node_1
SELECT COUNT(*) = 1 FROM parent WHERE grandparent_id = 3;
SELECT COUNT(*) = 1 FROM child WHERE grandparent_id = 3;

DROP TABLE child;
DROP TABLE parent;
DROP TABLE grandparent;