how to update dataSet tables with one to many relationship with Sql server autogenerated ID columns

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i have 3 tables in data set
dtPurchase, dtPurchaseProduct and dtPurchaseProductExp

dtPurchase is parent table of dtPurchaseProduct and dtPurchaseProduct is parent table of dtPurchaseProductExp.

i want to insert these rows to database talbes respectively.

all primary key columns are sql server autogenerated id columns.

Posted 23-Jul-13 19:06pm

deva936

Updated 23-Jul-13 19:08pm

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Ryan Zahra · Answer 1 · 2013-07-23T20:19:00

Solution 1

Insert into first table and get its primary key using SCOPE_IDENTITY which will return you the last generated identity value within your current scope.

SQL

SELECT SCOPE_IDENTITY AS NewID

Posted 23-Jul-13 20:19pm

Ryan Zahra

Comments

deva936 24-Jul-13 23:36pm

yeah i have used it
it is fine with 2 tables but can't solve with 3 tables