Can a MySQL trigger simulate a CHECK constraint?
38422
CHECK constraint in MySQL is not working
115818
Lead assignment rule in a trigger
53617
Basic Oracle Trigger audit table
20342
Checking the way to stop duplicate names - validation rules or triggers
3800
How do I check to see if a value is an integer in MySQL?
132527
Unique constraint that allows empty values in MySQL
94459
PHP/mysql get number of affected rows of UPDATE statement
148559
Using the correct, or preferable, not equal operator in MySQL
158487
Helper & Trigger Testing Assistance
49655
Using ALTER to drop a column if it exists in MySQL
91049
How to restrict a column value in SQLite / MySQL
42363
Auto-increment in Oracle without using a trigger
148619
Is there a reason not to use  (null safe equals operator) in mysql instead of =?
34957
Idiomatic way to implement UPSERT in PostgreSQL
79228
With MySQL, how can I generate a column containing the record index in a table?
143217
Auto-increment ids with multiple inserts in mysql/mariadb
75971
Is there a PL/SQL pragma similar to DETERMINISTIC, but for the scope of one single SQL SELECT?