mysql limit 1 (报错信息：Subquery returns more than 1 row)

时间 2021-01-18

标签 MySQL sql 数据库 limit Subquery returns more than 1 row 栏目 MySQL 繁體版

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limit 1：查询出满足条件的一条结果就返回，避免全表扫描。举例说明：列出那些薪金等于部门10030中的任何一个雇员的薪金的雇员的姓名和薪金查询语句： select ename,salary from t_emp where salary=(select salary from t_emp where deptid=10030 limit 1); 查询结果：要查询的t_emp表：以上

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1. 关于mysql错误：Subquery returns more than 1 row
2. MYSQL报错Subquery returns more than 1 row查询结果多于一行
3. javax.persistence.NonUniqueResultException: result returns more than one elements
4. ElasticSearch reindex报错：the final mapping would have more than 1 type
5. pytorch报错：ValueError: Expected more than 1 value per channel when training
6. nodejs报错 code ENOENT Callback called more than once.
7. A2-02-20.DML-MySQL Subquery
8. Zabbix报警 More than 100 items having missing data for more than 10 minutes
9. MySql Incorrect datetime value: '' for column 'dateTime' at row 1
10. 使用Spring Data JPA查询时，报result returns more than one elements异常

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