What are cursors? Explain different types of cursors?

Answer Posted / ramesh

Implicit Cursors --Occurs on behalf of every sql statement
Explicit Cursors --Named Cursors used in Plsql
Paramaeteried Cursors --Pass Paramters to a Named Cursor


Cheers,
Ramesh

Is This Answer Correct ?    17 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How long can an error message be in raiseerror function?

758


In which table collections errors are stored.

2146


How can you log an error to the server event log from a stored procedure?

799


In which database can extended stored procedures be added?

698


When installing the datastage7.5x2 edtion iam getting aproblem i.e the cpu count is 2 but the cpu count in installation is one . how can i install in my p.c (system is dual core).

2003


Why does this query return 0?

791


fact table and dimension table containg one to many relationship or many to one relastionship

2266


Explain about relational database management systems?

739


Explain about network model?

779


You have a table with three columns: amount1, amount2, and amount3 in a single row only one of these three columns will have a value and the other two will be null. Write a sql query to retrieve the values from these columns?

748


Explain about xml databases?

821


What is an application role and explain a scenario when you would use one?

763


Explain the rollup operator?

823


Explain about the relational database?

809


To convert IDMS to DB2, how to deal with IDMS occurs and redefined clause?

3722