ER Diagram Example | Entity Relationship Diagram Examples

An Entity Relationship Diagram (ERD) or ER diagram is the best visual representation of a Database. Any Database Designer will  follow Entity Relationship Diagram to design physical database. An Entity-Relationship diagram (ERD) typically serves as the main deliverable of a conceptual data model. While newer approaches to E-R modeling have developed, the E-R approach is still cited by some professionals as "the premier model for conceptual database design". An ERD is a logical representation of an organization's data, and consists of three...

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Database management System Tutorial : Introduction

DBMS means Database Management system. It deals with handling and assembling data into database properly. Here we have complete Database Management system ( DBMS ) Course. The DBMS is the software that interacts with the users' application programs and the database. the Database Management system ( DBMS ) is an extremely powerful and useful tool. However, as the end-users are not too interested in how complex or easy a task is for the system, it could be argued that the DBMS has made things more complex because they now see more data than...

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