Course Table

Basic SQL Tutorial

• SQL Tutorial
• SQL Introduction
• SQL Syntax
• SQL select
• SQL distinct
• SQL where
• SQL AND & OR
• SQL Order By
• SQL insert
• SQL update
• SQL delete

Advanced SQL Tutorial

• SQL Top
• SQL Like
• SQL Wildcard
• SQL In
• SQL Between
• SQL Aliases
• SQL Join
• SQL Inner Join
• SQL Left Join
• SQL Right Join
• SQL Full Join
• SQL Union
• SQL Select Into
• SQL Create DB
• SQL Create Table
• SQL Constraints
• SQL Not Null
• SQL Unique
• SQL Primary Key
• SQL Foreign Key
• SQL Check
• SQL Default
• SQL Create Index
• SQL Drop
• SQL Alter
• SQL Increment
• SQL View
• SQL Date
• SQL Nulls
• SQL isnull()
• SQL Data Types
• SQL Server

SQL Functions

• SQL Functions
• SQL avg()
• SQL count()
• SQL first()
• SQL last()
• SQL max()
• SQL min()
• SQL sum()
• SQL Group By
• SQL Having
• SQL ucase()
• SQL lcase()
• SQL mid()
• SQL len()
• SQL round()
• SQL now()
• SQL format()

SQL Summary

• SQL Quick Reference
• SQL Tutorial Summary

SQL Quiz

• SQL Quiz

Elective Courses

Course Recommendations:

• CodeW3C.com Treasure Box

You can test your SQL skills through the W3SCHOOL quiz program.

About This Quiz

This quiz contains 20 questions, and the maximum time allowed for each question is 20 minutes (this is due to the default valid time of each session being 20 minutes).

This quiz is an unofficial test and it only provides a tool to understand your level of mastery of SQL.

The quiz will be scored

Each question is worth 1 point. After you complete all 20 questions, the system will score your quiz and provide the correct answers to the questions you answered incorrectly. Green indicates the correct answer, while red indicates the wrong answer.

Start the quiz nowWish you good luck!

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SQL Quiz

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