What's the difference between a primary key and a clustered index?

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What is nvarchar in sql?

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Is primary key clustered or nonclustered?

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ename empno deptno amar 1 10 akbar 2 20 anthonny 3 30 jonathan 4 40 write a procedure to dispaly the column values ina row separated by a deleimiter eg - input - select ename from emp '|' output - amar|akbar|anthony|jonathan input - select empno from emp '@' o/p - 1@2@3@4 input - select deptno from emp '/' o/p - 10/20/30/40 Pls answer this questn.

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What are the advantages of indexing?

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What is rank () in sql?

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Which software is used for pl sql programming?

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Is it possible to read/write files to-and-from PL/SQL?

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what is data manipulation language? : Sql dba

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how to use regular expression in pattern match conditions? : Sql dba

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1> how are u debugging in plsql ? 2> how to connect oracle database from unix. is there ne way other than using sqlplus ?

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hello..... i am an comp science engineering graduate planning to do ORACLE certification in PLSQL 9i. just wanted to know whats the possibility getting job is their openings???? is it worth doin that course n certification

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