Data Mining and Data Warehousing
Data warehouse can be defined as the integrated, subject oriented and non volatile collection of data. The data collected in warehouse help analysts in organized decision making....
9 Years Ago
Difference Between Class and Primitive Types
All the variables declared in Java are classified into certain type. The classification of variables will help us in treating the variables according to its type. Variables in Java...
9 Years Ago
Database Roles in SQL
Database role can be defined as the collection privileges assigned one or several users. Each database role is given a name. Most RDBMS platforms have set of predefined roles...
9 Years Ago
CASE Expression in SQL
In our CASE expression syntax, the WHEN conditional statement will be evaluated only if input_exp is similar to condit_exp. If the condit_exp is returned similar to the input_exp...
9 Years Ago
Concurrent Update Problem
Concurrent update problem can be prevented by restricting the database access to a single user. However this method is not feasible for vast databases which require regular...
9 Years Ago
