What is a left inner join?
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What are the disadvantages of not performing database normalization?
How pl/sql source code can be protected?
What are the operators used in select statements?
Explain the difference between cursor declared in procedures and cursors declared in the package specification?
GLOBAL TEMPORARY TABLE over Views in advantages insolving mutating error?
Which column in the user.triggers data dictionary view shows that the trigger is a pl/sql trigger?
Does truncate release storage space?
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what are different types of keys in sql?
explain normalization concept? : Sql dba
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one of the column in my table contains the data like SAL ---- 1000 1000 2000 3000 3000 So my requirement is i want output like SAL --- 1000 2000 3000 it mean i want to delete duplicate rows only how should u write query?
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