VbzCart/docs/procs/Upd Titles fr CatItems

About

• Action: sets some fields in Template:Vbzcart after that has been filled in by Template:Vbzcart
• Input: Template:Vbzcart
• Output: Template:Vbzcart: cntForSale, cntInPrint, qtyInStock
• History:
  • 2010-11-10
    • Added DROP PROCEDURE for easier maintenance.
    • Added to database (procs did not get ported from L48 to Rizzo).

SQL

<section begin=sql /><mysql>DROP PROCEDURE IF EXISTS Upd_Titles_fr_CatItems; CREATE PROCEDURE Upd_Titles_fr_CatItems()

   UPDATE _titles AS t LEFT JOIN (
     SELECT
       ID_Title,
       SUM(IF(i.isForSale,1,0)) AS cntForSale,
       SUM(IF(i.isInPrint,1,0)) AS cntInPrint,
       SUM(i.qtyInStock) AS qtyInStock,
       MIN(i.PriceSell) AS currMinSell,
       MAX(i.PriceSell) AS currMaxSell
      FROM cat_items AS i GROUP BY ID_Title
     ) AS ig ON ig.ID_Title=t.ID
     SET
       t.cntForSale = ig.cntForSale,
       t.cntInPrint = ig.cntInPrint,
       t.qtyInStock = ig.qtyInStock;</mysql>

<section end=sql />