linq to sql ·ÖÒ³ µÄ¼¸ÖÖ·½·¨
1.Êý¾ÝµÄ·Ö²¼Skip()ºÍtake()
Skip(100)´ú±íÌø¹ý100Ðкó.´ÓµÚ101ÐпªÊ¼·ÖÒ³;
take(10)±íʾ¶àÉÙÐзÖÒ³;
Àý:
var result=from pdt in db.Product
select pdt;
this.dataview.DataSource=result.Skip(10).take(10);
this dataview.DataBind();
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2.ÏÂÃæµÄ·½Ê½ÊÇÿ¸öÌύʱ°ó¶¨µÄ¶¼ÊÇÌØ¶¨µÄÊý¾Ý,¶ø·ÇËùÓÐÊý¾Ý;
public overridevoid DataBind()
{
db.log=this.response.output;
var result=from pdt in db.product
select pdt;
int skipNumber=Int.parse(this.textbox1.text)*10;
this.dataview.DataSource=result.Skip(skipNumber).take(10);
this dataview.DataBind();
}
protected void NextButton_Click(Object sender,EventArgs e)
{
this textbox1.text=(int.parse(this.textbox1.text)+1).ToString);
this.DataBind();
}
protected void form_Load(Object send,EventArgs e)
{
if (!this.IsPostBack)
{
this.DataBind();
}
}
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int RecordCount = 0;
int PageCount = 1;
DataClassesDataContext data = new DataClassesDataContext();
int SkipIndex = 0;
private string _PageString = "";
public string PageString
{
get {
return _PageString;
}
set {
_PageString = value;
}
}
protected void Page_Load(object sender, EventArgs e)
{
RecordCount = data.Orders.Coun
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SqlDataSourceEnumerator instance =SqlDataSourceEnumerator.Instance;
System.Data.DataTable table = instance.GetDataSources();
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System.Data.Sql.SqlDataSourceEnumerator.Instance.GetDataSources();
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select convert(varchar(10), getdate(),120) //2003-11-07
select convert(char(8),getdate(),112)  ......
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fromTestTable
WHERE(ID>
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¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡fromTestTable
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ORDERBYid)AST))
ORDERBYID
SELECTTOPÒ³´óС*
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