Changes between Version 20 and Version 21 of DatabaseProgramming


Ignore:
Timestamp:
06/15/26 11:53:47 (2 days ago)
Author:
231072
Comment:

--

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  • DatabaseProgramming

    v20 v21  
    653653BEGIN
    654654
    655     -- земи тековна залиха
     655   
    656656    SELECT quantity
    657657    INTO v_stock
     
    659659    WHERE product_id = NEW.product_id;
    660660
    661     -- ако нема продукт
     661   
    662662    IF NOT FOUND THEN
    663663        RAISE EXCEPTION 'Product % does not exist', NEW.product_id;
    664664    END IF;
    665665
    666     -- ако нема доволно залиха
     666   
    667667    IF v_stock < NEW.quantity THEN
    668668        RAISE EXCEPTION