sql - MySQL Trigger to prevent INSERT under certain conditions

e-mallz contact answered on September 3, 2022 Popularity 3/10 Helpfulness 1/10

answer sql - MySQL Trigger to prevent INSERT under certain conditions

sql - MySQL Trigger to prevent INSERT under certain conditions

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mysql> delimiter $$
mysql> create trigger foo before insert on yar
    -> for each row
    -> begin
    -> if new.val = '' then
    -> signal sqlstate '45000';
    -> end if;
    -> end;$$
Query OK, 0 rows affected (0.01 sec)

Popularity 3/10 Helpfulness 1/10 Language sql

Source: sqlerrors.com

Tags: insert mysql sql

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Contributed on Sep 03 2022

e-mallz contact

0 Answers Avg Quality 2/10

sql - MySQL Trigger to prevent INSERT under certain conditions

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