Content deleted Content added
Tags: Mobile edit Mobile web edit |
rm extra newline Tags: Mobile edit Mobile app edit Android app edit |
||
Line 2:
{{Distinguish|Data manipulation language}}
{{Refimprove|date=December 2012}}
A '''data definition ''' or '''data description language''' ('''DDL''') is a syntax similar to a computer [[programming language]] for defining [[data structure]]s, especially [[database schema]]s. DDL statements create, modify, and remove database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP
|