I want to update n number of row item value.

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I have 2 tables like

Table 1 - Work Order

SI NO - Product -  Qty
  1     Monitor     10
  2     Mouse       20
  3     Keyboard    15
  4     Speaker     10

Table 2 - Bill

SI NO - Product - Product Id - Qty
  1     Monitor      1          5
  2     Mouse        2          8
  3     Speaker      4          7

When i click update button i want to show Table - work order like

SI NO - Product -  Qty
  1     Monitor     5
  2     Mouse       12
  3     Keyboard    15
  4     Speaker     3

Posted 7-Aug-14 0:02am

Updated 7-Aug-14 0:22am

v2

1 solution

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Magic Wonder · Accepted Answer · 2014-08-07T00:09:00

Hi,

Try this...

SQL

update work_order a
set
a.Qty=a.Qty - b.Qty
from
Bill b
where
a.SI_NO=b.Product_Id
--AND a.Product=b.Product

Hope this will help you.

Cheers

Posted 7-Aug-14 0:09am

Updated 7-Aug-14 0:10am

v2