What is lookup table in sql?
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what is the difference difference between procedure and packages
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Can we use insert statement in function?
What are the indexing methods?
What is auto increment feature in sql?
What is null in pl/sql?
What operators deal with null?
What are Nested Tables? How will u delete 5 rows from Nested Tables
What is sqlcommand?
What is a constraint? Tell me about its various levels.
What is mdb stand for?
What is assignment operator in pl sql?
wirte a query to remove null? following table are col1 col2 col3 dinesh null null null suresh null null null prakesh i want the output like col1 col2 col3 dinesh suresh prkaesh