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lazyCoder

lazyCoder

V2EX member #176540, joined on 2016-06-08 15:39:44 +08:00
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pg 是 postgresql 么?

创建复合索引不就是这样么
create index index_name on table_name on (c1,c2);
Aug 31, 2016
Replied to a topic by KagamineLenKai2 MySQL SQL 苦手求 dalao 指点……
没看懂需求
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