| |||||
|
Explain about Updatable Cursors More DBA job interview questions and answers at
http://dba.fyicenter.com/Interview-Questions/
(Continued from previous question...) Explain about Updatable Cursors Cursors are read-only by default. For a cursor to be updatable, you must specify SELECT . . . FOR UPDATE. Use FOR UPDATE only when you will be modifying rows to avoid excessive locking of tables. (Continued on next question...)
Other Job Interview Questions
|
||||