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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.
entity relationship diagram about finance
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Explain the θ-join and equijoin Refer tables Car and Boat which list models of cars and boats and their relevant prices. Assume a customer wants to buy a car and a boat, but sh
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The C_Artist application will be developed using the C language (C99 standards) and will be able to compile without warnings and link and run in the Swinburne computer laboratorie
HOW TO SOLVE THE LP Problems by simplex method?z=x1+-3x2+2x3
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What is Outer join? They can be employed while we want to keep all the tuples in R, or all those in S or all those in both relations in the result of the JOIN in spite of of w
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