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Update 06-select.md

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Xiaoyu Wang 2022-08-11 17:16:09 +08:00 committed by GitHub
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@ -152,7 +152,7 @@ taos> SELECT ts, ts AS primary_key_ts FROM d1001;
获取一个超级表所有的子表名及相关的标签信息： 获取一个超级表所有的子表名及相关的标签信息：
```mysql ```mysql
SELECT TBNAME, location FROM meters; SELECT DISTINCT TBNAME, location FROM meters;
``` ```
统计超级表下辖子表数量： 统计超级表下辖子表数量：