Is primary key clustered or nonclustered?

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Can we group by two columns in sql?

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How do you clear the screen in sql?

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Why we use sql profiler?

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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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How to write a single statement that concatenates the words ?hello? And ?world? And assign it in a variable named greeting?

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Can we use ddl commands in pl sql?

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How does cross join work?

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I have one table and column is c1 pk, c2 not null,c3 not null and 200 row in it and i add c4 column and value, how can is possible

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How bulk collect improves performance?

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What is compiled query?

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How many sql databases can you have on one server?

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