Files
doris/docs/zh-CN/sql-reference/sql-statements/Data Definition/CREATE INDEX.md
shee 8b7d7e4dac [improvement] create/drop index support if [not] exist (#7748)
create or drop index clause support if [not] exist
2022-01-16 10:40:44 +08:00

1.3 KiB

title, language
title language
CREATE INDEX zh-CN

CREATE INDEX

description

该语句用于创建索引
语法:
    CREATE INDEX [IF NOT EXISTS] index_name ON table_name (column [, ...],) [USING BITMAP] [COMMENT'balabala'];
注意:
    1. 目前只支持bitmap 索引
    2. BITMAP 索引仅在单列上创建

example

1. 在table1 上为siteid 创建bitmap 索引
    CREATE INDEX [IF NOT EXISTS] index_name ON table1 (siteid) USING BITMAP COMMENT 'balabala';

keyword

CREATE,INDEX