Definition

Data Definition Language (DDL)

Part of the Database glossary:

Data Definition Language (DDL) is a standard for commands that define the different structures in a database. DDL statements create, modify, and remove database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP.

Learn more:

Mark Whitehorn explains the difference between data definition language (DDL) and data manipulation language (DML).

This was last updated in April 2009
Posted by: Margaret Rouse

Related Terms

Definitions

  • graph database

    - A graph database, also called a graph-oriented database, is a type of NoSQL database that uses graph theory to store, map and query relationships.  A graph database is essentially a collection of n... (WhatIs.com)

  • entity relationship diagram

    - An entity-relationship diagram (ERD) is a type of data modeling that shows a graphical representation of objects or concepts within an information system or organization and their relationship to o... (SearchCRM.com)

  • Amazon Simple Database Service (SimpleDB)

    - Amazon Simple Database Service (SimpleDB), also known as a key value data store, is a highly available and flexible non-relational database that allows developers to request and store data, with mi... (searchAWS.com)

Glossaries

  • Database

    - Terms related to databases, including definitions about relational databases and words and phrases about database management.

  • Internet applications

    - This WhatIs.com glossary contains terms related to Internet applications, including definitions about Software as a Service (SaaS) delivery models and words and phrases about web sites, e-commerce ...

Ask a Question About Data Definition Language (DDL)Powered by ITKnowledgeExchange.com

Get answers from your peers on your most technical challenges

Tech TalkComment

Share
Comments

    Results

    Contribute to the conversation

    All fields are required. Comments will appear at the bottom of the article.