Understanding Databases using SQL – Basic , SQL with Entity Relationship Model and constraints.
What you”ll learn:
- As SQL provides a systematic method of creating, updating, retrieving, and storing information in a database.
- As SQL allows to query data, sort data, and manipulate data in various ways
- SQL is a backend technology that allows us to store and manipulate data with various programming language like Python ,languages on .Net plartform, Java, Android etc.
Description
Overview of Database Management Systems –
Overview of DBMS, Advantages of DBMS, Introduction to RDBMS, overall system architecture
Database Management System Models –
Relational model, Normalization, ER model, Mapping Cardinalities.
Structured Query Language –
DQL, DDL, DML, DCL, and TCL
Introduction to SQL, SQL Datatypes, Components of SQL, Range Operators(In, Between, Like, NULL Predicate), Clauses(into, where), Constraints, implementation of constraints in SQL
Free
