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...
SQL Reference will help you to understand the basics of SQL and become familiar with the advanced level. Content of the handbook is divided into four categories:
The description of each function includes some examples with comments.
Reference is also shown major differences of the syntax of the various databases: MySQL, SQL Server, Oracle, Access.
If you have suggestions, ideas to improve the application and comments, please, use the feedback form. You can find it in the menu.