type type_name is table of varchar2(30) index by binary_integer for the above type you have to create a identifier... like identifier_name type_name; for the above type you can use the below methods..like first , last , prior, next , delege..etc...like this.. if you create a cursor...like cursor cursor_name is select * from scott.emp; is there any methods like above to use prior, fist , last , next , trim ,etc...

1 Answers   Satyam,

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When is the explicit cursor used ?

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1. what is the exact use of hint in sql. 2. How we can avoid index scan in sql even though index is there in the table.

1 Answers   Polaris,

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What is hibernate and its relation to sql?

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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.

2 Answers  

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What are the different types of triggers?

0 Answers  

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what is self-join? : Sql dba

0 Answers  

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write a query filter the null value data following source? name age john 30 smith null null 24 sharp 35 i want output name age john 30 sharp 35

1 Answers   TCS,

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what is an associative array with example?

1 Answers  

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What is cursor and why it is required?

0 Answers  

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what is organisational index?

1 Answers  

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What is pessimistic concurrency control? : Transact sql

0 Answers  

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