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List the table modification commands in SQL?
A) Deletion
B) Updates
C) Insertion
D) Update of a view
management information system based on functional organisation
What is Cross Product? Simply Cross product is Binary Operator
What are stored-procedures? And what are the advantages of using them? Stored procedures are database objects that perform a user defined operation. A stored procedure can have
Explain what is RDBMS ? RDBMS - RDBMS is a database management system (DBMS) which stores data within the form of relations. Relational databases are powerful since they need f
Consistency: This property makes sure that a complete transaction implementation takes a database from one consistent state to another consistent state. If the transaction fails e
Data Definition Language It organises the data in the form of columns and rows. But what does the data field column of table accumulate? How do you describe it using SQL? Th
What are the reasons for having variable length records? What are the various ways to store variable length records? Variable-length records arise in a database in various wa
Components of database manager The above functions are reached by the database manager. The major elements of a database manager are: Authorisation control: This mod
why three level architecture had been developed/
The PROJECT operation The project operation is used to choose the records with specified attributes as discarding the others based on some related criteria. This is denotes as ∏
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