Difference between revisions of "Mysql setting constraints"
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Line 8: | Line 8: | ||
REFERENCES Institution (institution_id) | REFERENCES Institution (institution_id) | ||
ON DELETE CASCADE ON UPDATE CASCADE, | ON DELETE CASCADE ON UPDATE CASCADE, | ||
+ | |||
+ | |||
+ | create table notes | ||
+ | ( | ||
+ | hostname varchar(30), | ||
+ | notes varchar(100), | ||
+ | constraint my_1 | ||
+ | FOREIGN_KEY hostname | ||
+ | REFERENCES sslhosts (hostname) | ||
+ | ON DELETE CASCADE ON UPDATE CASCADE | ||
+ | ); | ||
+ | |||
</source> | </source> | ||
http://www.mysqltutorial.org/mysql-primary-key/<br> | http://www.mysqltutorial.org/mysql-primary-key/<br> |
Revision as of 12:09, 22 January 2019
CONSTRAINT education_ibfk_1 FOREIGN KEY (profile_id) REFERENCES Profile (profile_id) ON DELETE CASCADE ON UPDATE CASCADE, CONSTRAINT education_ibfk_2 FOREIGN KEY (institution_id) REFERENCES Institution (institution_id) ON DELETE CASCADE ON UPDATE CASCADE, CREATE TABLE notes ( hostname VARCHAR(30), notes VARCHAR(100), CONSTRAINT my_1 FOREIGN_KEY hostname REFERENCES sslhosts (hostname) ON DELETE CASCADE ON UPDATE CASCADE );