一个c#.net存储过程版本的分页，支持百万数据分页

protected void dataBind() {

int page = 1;

if (Request.QueryString["page"] != null){
page = Convert.ToInt32(Request["page"]);
}

if (Request.Form["page"] != null){
page = Convert.ToInt32(Request.Form["page"]);
}

int myPageSize = 20;

SqlConnection conn = new SqlConnection(dbTool.myConnStr);

SqlCommand cmd = new SqlCommand("p_page", conn);
cmd.CommandType = CommandType.StoredProcedure;

cmd.Parameters.Add("@Tables", SqlDbType.VarChar, 50);
cmd.Parameters["@Tables"].Value = "testTable";

cmd.Parameters.Add("@PrimaryKey", SqlDbType.VarChar, 50);
cmd.Parameters["@PrimaryKey"].Value = "id";

cmd.Parameters.Add("@Sort", SqlDbType.VarChar, 50);
cmd.Parameters["@Sort"].Value = "id asc";

cmd.Parameters.Add("@CurrentPage", SqlDbType.Int, 4);
cmd.Parameters["@CurrentPage"].Value = page;

cmd.Parameters.Add("@PageSize", SqlDbType.Int, 4);
cmd.Parameters["@PageSize"].Value = myPageSize;

cmd.Parameters.Add("@Fields", SqlDbType.VarChar, 50);
cmd.Parameters["@Fields"].Value = "id,username";

cmd.Parameters.Add("@Filter", SqlDbType.VarChar, 50);
cmd.Parameters["@Filter"].Value = "id>1000 and id<10000";

cmd.Parameters.Add("@Group", SqlDbType.VarChar, 50);
cmd.Parameters["@Group"].Value = "";

cmd.Parameters.Add("@TotalPage", SqlDbType.Int, 4);
cmd.Parameters["@TotalPage"].Direction = ParameterDirection.Output;

cmd.Parameters.Add("@TotalRecord", SqlDbType.Int, 4);
cmd.Parameters["@TotalRecord"].Direction = ParameterDirection.ReturnValue;

conn.Open();

//先取得返回值
cmd.ExecuteNonQuery();
int totalPage, totalRecord;
totalPage = Convert.ToInt32(cmd.Parameters["@TotalPage"].Value);
totalRecord = Convert.ToInt32(cmd.Parameters["@totalRecord"].Value);

//再取得返回记录集
SqlDataReader sdr = cmd.ExecuteReader();
GridView1.DataSource = sdr;
GridView1.DataBind();

cmd.Dispose();
conn.Dispose();

tools mytool = new tools(Response, Request);

/*
* 功能：PageLink显示分页导航
* totalCount：总记录数
* totalPage：总页数
* Page：页码
* PerPageSize：每页显示记录数
* GroupSizes：每组分页显示的页码数
* PageArgu：分页参数
* ShowGoto：是否显示跳转
*/

lblPageLink.Text = mytool.PageLink(totalRecord, totalPage, page, myPageSize, 3, "page",true);

mytool.Dispose();
}