What is embedded sql what are its advantages?

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What are the different ways to optimize a sql query?

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What are the different types of triggers?

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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 is the use of nvl function?

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What is sql partition?

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How many commands are in sql?

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Does truncate remove indexes?

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what is the stuff function and how does it differ from the replace function? : Sql dba

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What is a system versioned table?

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Create table emp (id number(9), name varchar2(20),salary number(9,2)); The table has 100 records after table created.Now i nee to change id's Datatype is to be Varchar2(15). now Alter table emp modify(id varchar2(15),name varchar2(20), salary number(9,2)); Whether it will work or returns error? post answer with explanation.

13 Answers   Oracle, TCS,

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What are actual parameters and formal parameters?

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