publicvoiddelInArray() {this.getHibernateTemplate().execute(newHibernateCallback() {publicObject doInHibernate(Session session)throwsHibernateException, SQLException { String[] ids= {"1","2","3"}; String hql= "delete Appinfo where id in (:ids)"; Query query=session.createQuery(hql); query....
GROUP BY cno; 1. 2. 3. 执行报错了: [Err] 1055 - Expression #2 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'test.tbl_student_class.cname' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_gro...
RANK() OVER (PARTITION BY dept_num ORDER BY salary) AS rank, //按照部门对部门内员工薪资排序 DENSE_RANK() OVER (PARTITION BY dept_num ORDER BY salary) AS dense_rank, PERCENT_RANK() OVER(PARTITION BY dept_num ORDER BY salary) AS percent_rank, NLITE(2) OVER(PARTITION BY dept_num ORDE...
// HQL: Hibernate Query Language. // 特点： // >> 1，与SQL相似，SQL中的语法基本上都可以直接...
问HQL和Hibernate条件中的HQL和GROUP BY子句EN这篇随笔将会记录hql的常用的查询语句，为日后查看提供便利...
我的mysql 版本是5.6.17, 当使用上面这种写法时是OK的, 能正常取得数据并进行操作。但是到了正式环境(mysql版本 5.7.18),该hql就报了一个错误: [Err]1055-Expression #1ofSELECTlistisnotinGROUPBYclauseandcontainsnonaggregatedcolumn'db_test.tsjrzo_.C_BH'whichisnot ...
1.存在两条完全相同的纪录 这是最简单的一种情况,用关键字distinct就可以去掉 select distinct * from table(表名) where (条件) 2.存在部分字段相同的纪录(有主键id即唯一键) 如果是这种情况的话用distinct是过滤不了的,这就要用到主键id的唯一性特点及group by分组 select * from table where id in (sele...
Group by t.T_Cluster_Code,t.T_Happen_Year,t.T_Happen_Month ) 下面是hql的语句:) Select t.TClusterCode,t.THappenYear,t.THappenMonth,Sum(t.TCashChnNum) ,Sum(t.TAccChnNum),Sum(t.TSaleChnNum) From TSaleLead t Where t.THappenYear=2008 and t.THappenMonth In(1, 2, 3, 4, 5,...
SQL functions and aggregate functions are allowed in thehavingandorder byclauses, if supported by the underlying database (eg. not in MySQL). select cat from Cat cat join cat.kittens kitten group by cat having avg(kitten.weight) > 100...
andt.T_Happen_Month In(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)Group by t.T_...