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learntsql
524 Posts |
 Posted - 2010-09-06 : 07:06:53
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| Hi All,I have a table which already has some records,When i insert new data how to ignore codes which are already there.Can i use join caluse or should i write Sub Query.TIA. |
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senthil_nagore
Master Smack Fu Yak Hacker
1007 Posts |
Posted - 2010-09-06 : 07:12:14
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| u can use not exists(), not in tooif not exists(select 'x' from tbale_name where codes='xxxx')insert into table_name....insert into table_name....where codes not in('xxxx','yyyy')Senthil.C------------------------------------------------------[Microsoft][ODBC SQL Server Driver]Operation canceledhttp://senthilnagore.blogspot.com/ |
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