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What are the DBMS languages? Explain.
Ans: a) Data Definition Languages (DDL): It is employed to specify database schema for example CREATE DROP statements etc.
b) Data Manipulation language (DML): DML is employed to express database queries and update. For example: SELECT, UPDATE, DELETE statements, etc.
Describe about Object oriented design Object oriented design is concerned with developing an object oriented model of a software system to implement known requirements. Many OO
Give the general form of SQL query? Select A1, A2............., An From R1, R2..............., Rm Where P
What is the full form of ODBC ? ODBC stands for Open Database Connectivity.
Advantages and disadvantages of icloud based storage
What is difference among mysql_connect and mysql_pconnect? Mysql_connect() opens a new connection to the database while mysql_pconnect() opens persistent connection to the data
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Define a property that is not a property of transactions? Ans: Concurrency is not a property of transactions
Write short notes on extension and intension? In any data model, it is significant to distinguish among the description of the database and the database itself the description
Table Handling In RDBMS more than one table can be tackled at a time by using join operation. Join operation is a relational operation that causes 2 tables with a common domai
Complexity : A distributed DBMS that is available, reliable, and secure is inherently more difficult than a centralised DBMS. Though, adequate data replication is essential to have
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