update if date is current else insert the record

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hi to all..

i need that if the updation on my table goes twice in a day than in historytable the record goes to update
but if the updation on my table in a day goes once than in history table the record goest insert.

Posted 15-May-12 0:49am

balongi

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[no name] 15-May-12 7:11am

Data comparison is very easy. What have you tried so far? What are you having difficulty with?

4 solutions

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Manas Bhardwaj · Answer 1 · 2012-05-15T01:28:00

Solution 1

This article might help you.

http://blogs.msdn.com/b/miah/archive/2008/02/17/sql-if-exists-update-else-insert.aspx[^]

Posted 15-May-12 1:28am

Manas Bhardwaj

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Maciej Los 17-May-12 17:22pm

Good answer, 5!

Prasad_Kulkarni · Answer 2 · 2012-05-15T01:34:00

Solution 2

Please refer some similar discussions:
If Record Exists, Update Else Insert[^]
If Exists Update.. Else Insert[^]
SQL - IF Exists Update Else Insert[^]
SQL Stored Procedure - if exists Update else Insert.[^]

Posted 15-May-12 1:34am

Prasad_Kulkarni

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Maciej Los 17-May-12 17:23pm

Good answer, 5!

Prasad_Kulkarni 23-May-12 3:35am

Thank you Isomac!

Moumit Mondal · Answer 3 · 2012-05-15T01:55:00

Solution 4

IF EXISTS(SELECT 'x' FROM HistoryTable where [date]=@ModifiedDate and PrimaryKeyColumn=@PrimaryKeyValue)
begin
update HistoryTable set [date]= @ModifiedDate where PrimaryKeyColumn=@PrimaryKeyValue
end
else
begin
insert into HistoryTable ........
end

Posted 15-May-12 1:55am

Moumit Mondal

Updated 15-May-12 1:56am

v2

sunandandutt · Answer 4 · 2012-05-15T01:42:00

Solution 3

Magic tables can help you. Try RND about Magic Tables.

Posted 15-May-12 1:42am

sunandandutt