我在MS Access中有一个从表中提取值的查询
SELECT
tblInstructor.InstructorID,
tblInstructor.Football AS InstructorRole,
tblInstructor.Gym AS InstructorRole,
tblInstructor.Yoga AS InstructorRole
FROM
tblInstructor
WHERE
tblInstructor.InstructorID = @InstructID
OR tblInstructorRole.Football
我在datatable中修改了数据。列ExpireDate返回日期+时间,尽管我只需要日期。我正在成功地读取每一行以返回正确的格式,但是如何将这个修改过的日期列返回到表中,以便在我的web表单中显示它?
con.Open();
using (SqlDataAdapter sda = new SqlDataAdapter(cmd))
{
DataTable dt = new DataTable();
foreach (DataRow dr in dt.Rows)
{
dr[
我有一个网格视图,它是通过联合几个表构建的。每个表都有一个名为Pkey的主键。我的问题是,当网格视图在显示数据时遇到相同的Pkey编号时,它会出错。
Here is the query
SELECT Pkey, Status, EffectiveDate, 'Budget Element' as RequestType, DescribeRequest
FROM tblBudgetElement
union
SELECT Pkey, Status, EffectiveDate, 'Expense Element' as RequestType, Describe