Why SQL, Because it is Powerful Structured Query Language (SQL) is a programming language used to communicate with databases. … SQL is most widely used for relational databases recognizing connections among stored items of information.

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Introduction to SQL
•Database Models
•Some Introductory Terminology

Variable and Datatype
Data Types ,Variable Names Categories of SQL
 Statements Oracle Datatypes
The CREATE Statement
The DROP Command
The ALTER Command
Modifying Table to Use Constraints Working with Arrays

Date Editing
DML Statements
The SELECT Statement
The INSERT Statement
The DELETE Statement
The UPDATE Statement
More SQL*Plus Commands

Keyword Mathematical
Functions String
Functions Date Functions
Conversion Functions

Joining Tables
Joining Basics
Cartesian Product
Inner Joins and Outer Join
Equi-Join Non-Equi
Join Right & Left Outer Join
Full Outer Join Set Operator
Union & Union All Intersect SQL Subqueries

SQL Statements, GROUP BY Clause
HAVING Clause
Order of a SELECT Statement

Reporting Concept
The SET Command The COLUMN Command
The BREAK Command
The COMPUTE Command

Loop Concept, For LOOP Dual ,
For Loop While Loop

Triggers and database events
Defining a trigger
Timing a trigger Enabling and disabling a trigger

Procedures, functions and Views
Basics of procedures
Basics of functions & Packages Package forward declaration
Package dependency Package overloading Listing package information

Error Handling
Errors in Programs Run Time Exceptions