HOME HTML CSS XML JAVASCRIPT ASP PHP SQL MORE...

REFERENCES | EXAMPLES | FORUM | ABOUT

SQL Basic

SQL HOME
SQL Intro
SQL Syntax
SQL Select
SQL Distinct
SQL Where
SQL And & Or
SQL Order By
SQL Insert
SQL Update
SQL Delete

SQL Demo

SQL Try It

SQL Advanced

SQL Top
SQL Like
SQL Wildcards
SQL In
SQL Between
SQL Alias
SQL Joins
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 Views
SQL Dates
SQL Nulls
SQL isnull()
SQL Data Types

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 Quick Ref
SQL Hosting
SQL Summary

SQL Quiz

SQL Quiz

SQL DROP INDEX, DROP TABLE, and DROP DATABASE

---

Indexes, tables, and databases can easily be deleted/removed with the DROP statement.

---

The DROP INDEX Statement

The DROP INDEX statement is used to delete an index in a table.

DROP INDEX Syntax for MS Access:

DROP INDEX Syntax for MS SQL Server:

DROP INDEX Syntax for DB2/Oracle:

DROP INDEX Syntax for MySQL:

---

The DROP TABLE Statement

The DROP TABLE statement is used to delete a table.

---

The DROP DATABASE Statement

The DROP DATABASE statement is used to delete a database.

---

The TRUNCATE TABLE Statement

What if we only want to delete the data inside the table, and not the table itself?

Then, use the TRUNCATE TABLE statement:

---

WEB HOSTING
Best Web Hosting
PHP MySQL Hosting
Best Hosting Coupons
UK Reseller Hosting
Cloud Hosting
Top Web Hosting
$7.95/mo SEO Hosting
Premium Website Design

WEB BUILDING
XML Editor - Free Trial!
FREE Website BUILDER
Free Website Templates Free CSS Templates
Make Your Own Website

W3SCHOOLS EXAMS
Get Certified in: HTML, CSS, JavaScript, XML, PHP, and ASP

W3SCHOOLS BOOKS
New Books: HTML, CSS JavaScript, and Ajax

STATISTICS
Browser Statistics Browser OS Browser Display

SHARE THIS PAGE
Share with »

REPORT ERROR | HOME | TOP | PRINT | FORUM | ABOUT

W3Schools is optimized for learning, testing, and training. Examples might be simplified to improve reading and basic understanding.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.