What is 1nf in the dbms?

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Differentiate between nested loop, hash loop and merge join.

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How can I join two tables in database?

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What is third normal form?

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what is dba_segment

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What is the main purpose of normalization?

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What is database example?

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What is join? Mention its types.

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Can we pass RECORD GROUP between FORMS ?

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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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What is a table called in database?

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Explain the necessary techniques to control deadlocks?

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