是否可以将整个加入表数据返回到DataGridView而不是一个一个一个指定项目?
我正在尝试将所有数据从加入表中获取到数据审核,但是我学到的只是在选择语句中逐一指定属性,如下所示:
var query = (from inv in db.tblinventories
join sup in db.tblsuppliers on inv.SupplierID equals sup.SupID into left
from sup in left.DefaultIfEmpty()
select new { inv.Invnum,inv.Model, sup.name }).ToList();
this.dgvPOS.DataSource = query;```
这是获取所有数据的唯一方法吗?因为在Oracle SQL中,通过使用“*”来表示这样的所有属性非常简单:
SELECT *
FROM tblinventories
LEFT JOIN tblsuppliers
ON tblinventories.SupplierID = tblsuppliers.SupID;
I am trying to get all data from the join table to data review, but what I learn is just to specify the attributes one by one in the SELECT statement as following code:
var query = (from inv in db.tblinventories
join sup in db.tblsuppliers on inv.SupplierID equals sup.SupID into left
from sup in left.DefaultIfEmpty()
select new { inv.Invnum,inv.Model, sup.name }).ToList();
this.dgvPOS.DataSource = query;```
Is this the only way to fetch all data? Because in ORACLE SQL the way is quite simple by using "*" to represent all attributes like this:
SELECT *
FROM tblinventories
LEFT JOIN tblsuppliers
ON tblinventories.SupplierID = tblsuppliers.SupID;
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