题解 | #创建索引#
创建索引
http://www.nowcoder.com/practice/f2ea9ccf33c740d58576608940981807
--创建普通索引为create index 索引名称 on 表(列)
create index idx_duration on examination_info(duration);
--加上unique为唯一索引 create unique index uniq_idx_exam_id on examination_info(exam_id);
--加上fulltext为全文索引 create fulltext index full_idx_tag on examination_info(tag);
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