<sql-query > <load-collection alias="emp" role="Person.employments"/> SELECT {emp.*} FROM EMPLOYMENT emp WHERE EMPLOYER = :id ORDER BY STARTDATE ASC, EMPLOYEE ASC </sql-query> 你甚至还可以定义一个实体装载器,它通过连接抓取装载一个集合
// 连接Role表进行查询queryWrapper.eq(User::getUsername,"admin").inSql(User::getId,"SELECT user_id FROM role_user WHERE role_id = 1"); 1. 2. 3. 在这个示例中,我们通过inSql方法连接了Role表进行查询,该查询要求查询用户名为"admin"且用户ID在role_user表中的role_id为1的记录中。通过这种方式...
Specifies that the join order indicated by the query syntax is preserved during query optimization. Using FORCE ORDER doesn't affect possible role reversal behavior of the Query Optimizer. FORCE ORDER preserves the join order specified in the query, which might improve the performance or consistency...
foreach (var item in roleList) { Console.WriteLine(item.Title); } 2.ExecuteSqlCommand,执行Sql操作处理 QLLB_SWXContext _Context = new QLLB_SWXContext(); //执行数据操作sql,返回受影响的行数 string sql = "update Sys_Role set SortValue=1 ;"; int count = _Context.Database.ExecuteSqlCommand...
Specifies that the join order indicated by the query syntax is preserved during query optimization. Using FORCE ORDER doesn't affect possible role reversal behavior of the Query Optimizer. FORCE ORDER preserves the join order specifie...
传入对象-对象属性为null默认不生成sql语句 不传入对象-需要自己写condition语句 condition=true,才把后面的SQL添加 /*** * 对象中属性为null则不生成sql语句 */ @Test public void selectByObjectWrapper() { User whereUser = new User(); whereUser.setName("刘雨红"); whereUser.setAge(32); QueryWrapper...
Ina workspace in basic mode, if you are assigned the Data Analyst role, you do not have permissions to query any data on the SQL Query page. To query data on the SQL Query page, the tenant administrator or tenant-level security administrator needs to manually grant the required permissions ...
While using the AWS::IAM::User, AWS::IAM::Group, AWS::IAM::Role, and AWS::IAM::Policy resource types in an advanced query, use awsRegion = 'global'. Save a Query Open a command prompt or a terminal window. Enter the following command to save a query. aws configservice put-sto...
If you are using the one of the following AWS managed policies, you will have the necessary permissions to run and save a query: AWSServiceRoleForConfig (service-linked role) or AWS_ConfigRole. Otherwise, you must have the permissions included in the AWSConfigUserAccess AWS managed policy. ...
Specifies that the join order indicated by the query syntax is preserved during query optimization. UsingFORCE ORDERdoesn't affect possible role reversal behavior of the Query Optimizer. FORCE ORDERpreserves the join order specified in the query, which might improve the performance or consistency of ...