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What are cursors and what are the situations you will use them?


 
SQL statements are good for set at a time operation. So it is good at handling set of data. But there are scenarios where we want to update row depending on certain criteria. we will loop through all rows and update data accordingly. There’s where cursors come in to picture.
 

asked Sep 13, 2013 in Database(DBMS) by rajesh
edited Sep 12, 2013
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