Interface - used to define a skeleton. Classes who want to confirm to that skeleton implementsts the interface
Abstract class - Use abstract class when y...
PL/SQL declares a cursor implicitly for all SQL data manipulation statements, including quries that return only one row. However,queries that return more than o...
A LIKE table is created by using the LIKE parameter in a CREATE table statement. LIKE tables are typically created for a test environment from the production...
GET CURSOR statement transfers the name of the screen element on which the cursor is positioned during a user action into the variable .
GET CURSOR FIELD [O...
We can change the cursor type by using function _setcursortype( ). This function can change the cursor type to solid cursor and can even hide a cursor. Followin...