CREATE-INDEX

Name

CREATE INDEX

Description

This statement is used to create an index

Syntax:

CREATE INDEX [IF NOT EXISTS] index_name ON table_name (column [, ...],) [USING BITMAP] [COMMENT 'balabala'];

Note:

• Currently only supports bitmap indexes
• BITMAP indexes are only created on a single column

Example

1. Create a bitmap index for siteid on table1

   CREATE INDEX [IF NOT EXISTS] index_name ON table1 (siteid) USING BITMAP COMMENT 'balabala';

Keywords

CREATE, INDEX

Best Practice