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Is it possible to subtract two colums from two separate tables in SQL trigger?

原文 2018-10-12 14:38:41 6 0 php/ html/ mysql

I'm a student and I'm creating my simple inventory system.

I want to subtract my 2 tables orders and product .

If the order has been received the order_quantity should subtract to product_quantity ...

Is it possible if I use MYSQL triggers?

0 answers

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