What is self-join and what is the requirement of self-join?
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Describe the Index, Types of index, At what situation we have used? Which one s better than others?
Can we enter data in a table in design view?
What is rownum?
Give an example of any procedure.
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Tell me what a package consists of.
write the Sql query for creating database backup?
declare lowerl number:= 1; upperl number:= 3; num varchar2(10); begin for i into lowerl..upperl loop num:=num||to_char(lowerl); if i=3 then upperl:=5; end loop; message(num); What will be the output ?
How to call a javascript function from pl sql?
What is a primary key, and how is it different from a unique key?
can sql servers linked to other servers like oracle? : Sql dba
What are the different dcl commands in sql?
Show how functions and procedures are called in a pl/sql block.
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