Get the ID Access version of the newly added record in asp.net
- 2020-05-17 05:07:11
- OfStack
This is a reference to the code in Erist.Protal
Look for the background color to orange place call Erist. Common. Data. DataProvider. GetAutoID ()
Here is the code for this method
Read the database's current maximum FieldName based on the FieldName and TableName passed in if no 1 is returned
There is +1 on top of this because you are getting only 1FieldName to add records to
Here FieldName is ArticleID
This method is not bad.
/// <summary>
/// Add new articles
/// </summary>
/// <param name="ArticleTitle"></param>
/// <param name="Author"></param>
/// <param name="ArticleFrom"></param>
/// <param name="Creator"></param>
/// <param name="ModifyBy"></param>
/// <param name="Content"></param>
/// <param name="ChannelID"></param>
/// <param name="IsOnTop"></param>
/// <param name="IsCommend"></param>
/// <param name="IsCheck"></param>
/// <param name="Keyword"></param>
/// <param name="ArticleIntroduction"></param>
/// <returns> Newly added articles ID</returns>
public int AddArticle(string ArticleTitle,
string Author,
string ArticleFrom,
int Creator,
int ModifyBy,
string Content,
int ChannelID,
bool IsOnTop,
bool IsCommend,
bool IsCheck,
string Keyword,
string ArticleIntroduction)
{
int ArticleID =-1;
// formatting HTML tag
ArticleTitle=System.Web.HttpUtility.HtmlEncode(ArticleTitle);
Author=System.Web.HttpUtility.HtmlEncode(Author);
Keyword=System.Web.HttpUtility.HtmlEncode(Keyword);
OleDbConnection OleCon=new OleDbConnection(Globals.ConnectString);
OleDbCommand OleCmd=new OleDbCommand();
OleCmd.CommandType=System.Data.CommandType.StoredProcedure;
OleCmd.Connection=OleCon;
OleCmd.CommandText="AddArticle";
// Get under 1 a ID No.
ArticleID= Erist.Common.Data.DataProvider.GetAutoID("ArticleID","Article",Globals.ConnectString);
OleCmd.Parameters.Add("ArticleID",ArticleID);
OleCmd.Parameters.Add("ArticleTitle",ArticleTitle);
OleCmd.Parameters.Add("Author",Author);
OleCmd.Parameters.Add("ArticleFrom",ArticleFrom);
OleCmd.Parameters.Add("Creator",Creator);
OleCmd.Parameters.Add("ModifyBy",ModifyBy);
OleCmd.Parameters.Add("Content",Content);
OleCmd.Parameters.Add("ChannelID",ChannelID);
OleCmd.Parameters.Add("IsOnTop",IsOnTop);
OleCmd.Parameters.Add("IsCommend",IsCommend);
OleCmd.Parameters.Add("IsCheck",IsCheck);
OleCmd.Parameters.Add("Keyword",Keyword);
//2004-2-2 Add the introduction attribute to the article Jiang Yong
OleCmd.Parameters.Add("ArticleIntroduction",ArticleIntroduction);
// perform
Erist.Common.Data.DataProvider.ExecNonQueryOle(OleCmd);
return ArticleID;
}
Look for the background color to orange place call Erist. Common. Data. DataProvider. GetAutoID ()
Here is the code for this method
/**//// <summary>
/// Get the data set
/// </summary>
/// <param name="SqlCmd"> executive-ordered SqlCommand</param>
/// <returns> Returns the retrieved data set </returns>
public static DataSet GetDataSetOle(OleDbCommand OleCmd )
{
OleDbDataAdapter t_DataAdapter ;
DataSet t_DataSet=new DataSet();
try
{
if (OleCmd.Connection.State != ConnectionState.Open) OleCmd.Connection.Open();
t_DataAdapter = new OleDbDataAdapter(OleCmd);
t_DataAdapter.Fill(t_DataSet);
return t_DataSet;
}
catch(Exception ex )
// Catch the data layer error and return it to the 1 Layer.
{
throw ex;
}
finally
{
// Disconnect the link
if (OleCmd.Connection.State == ConnectionState.Open) OleCmd.Connection.Close();
}
}
/**//// <summary>
/// Obtain a 1 The maximum field value of the table
/// </summary>
/// <param name="FieldName"></param>
/// <param name="TableName"></param>
/// <returns></returns>
public static int GetAutoID(string FieldName ,string TableName,string ConnectString)
{
DataSet ds;
OleDbConnection OleCon=new OleDbConnection(ConnectString);
OleDbCommand OleCmd=new OleDbCommand();
OleCmd.CommandText="Select Max(" + FieldName +") as MaxID from " + TableName;
OleCmd.CommandType=System.Data.CommandType.Text;
OleCmd.Connection=OleCon;
ds=GetDataSetOle(OleCmd);
if( ds.Tables[0].Rows[0][0] == DBNull.Value)
{
return 1;
}
else
{
return int.Parse(ds.Tables[0].Rows[0][0].ToString())+ 1;
}
}
Read the database's current maximum FieldName based on the FieldName and TableName passed in if no 1 is returned
There is +1 on top of this because you are getting only 1FieldName to add records to
Here FieldName is ArticleID
This method is not bad.