[FREE] Understanding Databases using SQL


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(Distinct, where), Constraints, implementation of constraints in SQL

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