Introduction of Database

Data: Facts, figures, statistics etc. Record: Collection of related data items. Table or Relation: Collection of related records. Database: Collection... Read more

Oracle Notes Part-4

Oracle Memory Architecture: Oracle memory architecture is divided in following memory structure:- System Global Area (SGA):- This is a... Read more

Oracle Notes Part-2

Redo:In the Oracle RDBMS environment, redo logs comprise files in a proprietary format which log a history of all changes made to the database.... Read more