What is data model example?
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What is data modelling concepts?
Can you explain insert, update and delete query?
What are the disadvantages of a database?
Define "correlated subqueries".
Enlist some commands of dml?
what do u mean by canvases and alerts?
What is a key field?
Mention the differences between unique key and primary key
What is oracle block?
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What is cold backup, hot backup, warm backup recovery?
IF Statements BLOCK 1 . IF a >= b THEN do_this …..; ELSE do_that….; END IF BLOCK 2 . IF a < b THEN do_that …..; ELSE do_this….; END IF; • Given any pair of non-NULL values for “a” and”b”, will Block 1 and Block 2 do the same thing? • What if either “a” or”b” (or both) is NULL?
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