What are the types of subqueries?
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How many types of cursors are available in pl/sql?
in oracle 10g sw after compiling procedure how to pass parameter values ,if we (v_empid out number)how to give empid after successful compilation program.This site exact suitable for 10g with respect to question & answer same format , im trying sql browser & sql command prompt using exec procedure name & respective parameters.
What is sql and how does it work?
Can a table have no primary key?
what is the difference between cursor FETCH and FOR LOOP ?
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difference between table level constraint and column level and advantages of table level constraint
what is pragma ?
what is self join and what is the requirement of self join? : Sql dba
Can we join more than 2 tables in sql?
what is heap table? : Sql dba
What are basic techniques of indexing?
What is integrity in sql?
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