If you are interested to learn Digital marketing so kindly go to the World Stream SEO official website. What is the keys? A keys in DBMS is a field, or combination of fields, in a database table to uniquely identify a row in the table. Keys are used to retrieving and sorting rows in the table based on […]
What is Data Models in DBMS A Data Models in DBMS defines the logical design and structure of a database and defines how data will be stored, accessed, and updated in a database management system. Its aim is to give an idea about the final system/software predicted appearance after development. It is a simple abstraction of complex […]
What is Normalization in DBMS If you are interested to learn Digital marketing so kindly go to the World Stream SEO official website. Normalization in DBMS is the systematic, step-by-step process of organizing the data in the database in such a way that it minimizes the redundancy from a table or whole database. It is also […]
The basis of an entity relationship Model (ERM) which depicts the: Conceptual database as viewed by end user Database’s main components– Entities– Attributes – Relationships Chen (of Chen diagrams) described how to generally map between English sentence structures and ERD’s in this table from his ER Diagram paper: He also did the same analysis for Chinese […]
What is Data Independence of DBMS? Information Independence is characterized as a property of DBMS that causes you to change the Database mapping at one degree of a database framework without requiring to change the pattern at the following more significant level. Information freedom encourages you to keep information isolated from all projects that utilize […]
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