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4 Nov 2012

FEATURES OF RDBMS

1) Large Amount of data can be stored

2) Structured Query Language(SQL)

i ) Data Definition Language ( DDL )

ii) Data Manipulation Language ( DML )

iii) Data Control Language ( DCL )

iv) Transaction Control Language ( TCL )

v) Data Query Language ( DQL )

3) Multiple Tables can be joined using Joins

-Inner Join        -Outer join

4) Multiple Realtions can be accessed.

1->1, 1->M, M->1, M->M.