DBMS complete unit 1 for btech students | database management systems jntuh btech r18 | unit 1

MY INSTAGRAM ID:
https://www.instagram.com/ns.lectures/

- DBMS study material:
https://drive.google.com/file/d/1ns7Eq0wUh9g514BMXf0rFIv9aPxzv2AW/view?usp=drive_link

Complete DATABASE MANAGEMENT SYSTEMS ( DBMS ) SUBJECT PLAYLIST:
https://www.youtube.com/watch?v=OoUJINUisOw&list=PLERZXVMwiajrTsmeVAjFPOIjfUc1_XaQS

00:33 - What is database and DBMS
06:53 - Characteristics/ features, advantages, disadvsntages of DBMS
13:22 - Database tasks in DBMS
16:41 - Applications of DBMS
20:46 - history of DBMS
25:04 - structured query language (sql)
28:07 - Difference between file system and DBMS
38:11 - Data Models ( Hierarchical Model, Network Model,Entity-Relationship Model, Relational Model, Object-Oriented Data Model, Object-Relational Data Model, Flat Data Model , Semi-Structured Data Model)
01:03:45 - Schema and instance
01:09:35 - Data abstraction, Levels of abstraction for DBMS (or) Three tier schema Architecture
01:17:44 - What is Data Independence, Physical and Logical data independence
01:22:24 - DBMS Architecture ( 1- tier, 2- tier, 3- tier )
01:31:35 - Database System architecture and various components we use in this database
01:50:56 - What are Six steps of Database design process
01:54:08 - ER model, Various Symbols Used in ER Model
01:57:31 - entities and types of entities
01:59:53 - attributes and types of attributes
02:04:17 - relationship and unary, binary, ternary, nary relationships
02:05:58 - entity set, attribute set, relationship set,
02:08:15 - What are Cardinality Constraints (Mapping cardinality or cardinality ratio, Participation constraints)
02:18:15 - Generalization, Specialization and Aggregation in ER Model with examples
02:24:08 - conceptual design with the er model( Difference between entity and Attribute, Entity set vs Relationship set, Binary vs ternary relationship, ternary relationship vs aggregation)
02:29:02 - Draw ER Diagrams for :- Company, Library Management System, online Shopping, hospital management system, University management system, hotel management system, Bank management system, Railway reservation system, Car insurance company
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