Normalization In Database  Normalization In Database: The process to convert the complex data structure into simple and stable data structure is called normalization. The purpose of normalization is to produce…

Structure Query Language Structure Query Language (SQL) is the most popular and widely used relational standard database language. It is easy to learn and use. It allows the user to…

SQL Joins SQL Joins: A joins is a relational operation that combines row in one table to the rows in another table related table according to common values existing in…

Aggregate Function Aggregate Function: The aggregate function is also required in many database applications for generating reports. SQL provides this feature also. SQL provides built-in aggregate functions that are mostly…

SQL as Data Manipulation Language SQL as Data Manipulation Language: Besides retrieving data from a database using a SELECT statement, SQL also provides statements to manipulate the data of the…

Record Locking In Database Record Locking In Database: Record Locking mechanism is the most common method to implement the concurrency control in DBMS. Locking means record or set of records…

Deadlock In Database Deadlock In Database: Record locking mechanism may create an undesirable situation where two or more users are waiting for the completion of each other’s actions. This situation…

Database Security Database security is concerned with authorization rules, user- defined procedures, and data encryption and authentication scheme. These are the database security rules Authentication Rules Authentication rules are restriction…

Form and Its Component In Database Form And Its Component In Database: A form consists of different GUI components or controls that are designed on the form for various purposes.…