大家新年快乐!
我的目标是编写一个查询来返回结果活动或非活动。到目前为止,这就是我所做的。有人知道如何正确地写这个查询吗?
SELECT COUNT (*) AS Active FROM ADF_Course
WHERE CourseActive=1 OR CourseActive='y'
ELSE IF CourseActive=n
THEN CourseActive IS Inactive
我有一个模型类如下
public class Employee()
{
public string Name {get; set;}
public string Age {get; set;}
..
..
}
假设如果我正在更新员工的年龄,我将按照下面的linq来做。
DbContext db = new DbContext();
Employee employee = dc.Emplyees.where(x=>x.id==id).FirstorDefault();
employee.Age ="22";
db.SaveChange
我想在新年的第一天执行下面的存储过程。
CREATE PROCEDURE archive_reservation_data
AS
BEGIN
INSERT INTO ARCHIVED_RESERVATION
SELECT
r_id, START_DATE, END_DATE, C_ID,V_ID, TOTAL_COST,
'Name' AS ADDED_BY, GETDATE() AS ADDED_DATE
FROM
RESERVATION
TRUN