In a table i have columns A,B,C and i have a composite index on columns A,B if so will the following query uses index or not? SELECT sal,name FROM <table_name> WHERE A=<value> AND B=<value> AND C=<value>;

2 Answers   Mastek,

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What plvcmt and plvrb does in pl/sql?

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Dear All, Question for this Week Find out possible error(s) (either at compile time or at runtime) in the following PL/SQL block. State the reason(s) and correct the errors. Declare Cursor C1 is select ename, sal, comm from emp; Begin For i in C1 Loop If i.comm between 299 and 999 then Dbms_output.put_line(i.Ename || ‘ ** Good Commission’); Elsif i.comm > 999 then Dbms_output.put_line(i.Empno || ‘ ** Very Good Commission’); close C1; Else Dbms_output.put_line(i.Ename || ‘ ** ’ ||nvl(i.comm,‘O’)); End if; End Loop; End;

7 Answers   Accenture,

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How do I audit the sql sent to the server?

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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 dcl in sql?

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What are the different set operators available in sql?

0 Answers  

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Difference between views and materialized views?

5 Answers   BirlaSoft,

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What is primary key in db?

0 Answers  

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Types of joins ?

11 Answers   Polaris, TCS,

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What are different sql data types?

0 Answers  

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How to call a javascript function from pl sql?

0 Answers  

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