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Explain cursors in SQL?
Cursors in SQL - An object used to store the output of a query for row-through-row processing through the application programs. Cursors are constructs which enable the user to name a private memory field to hold an exact statement for access at a later time.
Cursors are used to procedure multi-row result sets one row at a time. In addition, cursors remain track of which row is currently being accessed, that permit for interactive processing of the active set.
data models are being replaced over years. Reasons and why does that happen?
why are older data models are being replaced by new data models
sir, could anybody help me in getting complete information about the mentioned topic
WHAT IS SQL
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What is a trigger
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