Form and Its Component In Database
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.…
Database Security
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…
Deadlock In Database
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…
Record Locking In Database
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…
SQL as Data Manipulation Language
SQL as Data Manipulation Language SQL as Data Manipulation Language: Besides of retrieving data from database using SELECT statement, SQL also provide the statements to manipulate the data of…
Aggregate Function
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…
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