这是我在c#中的第一个SQL参数化更新命令,当我执行我的更新时,我有一个语法错误。Sql参数化更新命令的语法错误 - c#
这里是我的代码:
string maRequete = "UPDATE " + strNomTable + " set "
+ "evetype = @evetype ,"
+ "evedes = @evedes ,"
+ "evecli = @evecli ,"
+ "eveusermo = @eveusermo ,"
+ "eveinterv = @eveinterv where eveNum = " + '"' + strEvtNumeroString.ToString() + '"';
OleDbCommand DbCommand = new OleDbCommand(maRequete);
DbCommand.Parameters.Add("@evetype", OleDbType.VarChar);
DbCommand.Parameters.Add("@evedes", OleDbType.VarChar);
DbCommand.Parameters.Add("@evecli", OleDbType.VarChar);
DbCommand.Parameters.Add("@eveusermo", OleDbType.VarChar);
DbCommand.Parameters.Add("@eveinterv", OleDbType.VarChar);
DbCommand.Parameters["@evetype"].Value = m_strEvtType.ToString().Trim();
DbCommand.Parameters["@evedes"].Value = m_strDesignation.ToString().Trim();
DbCommand.Parameters["@evecli"].Value = m_strCodeClient.ToString().Trim();
DbCommand.Parameters["@eveusermo"].Value = m_strUserModification;
DbCommand.Parameters["@eveinterv"].Value = m_strCodeIntervenant.ToString().Trim();
try
{
string strStringConnect = @"Provider=vfpoledb.1;Data Source=" + m_strDirectoryDBF + "\\" + strDbfFile + ".dbf;Collating Sequence=general";
OleDbConnection DbConnection = new OleDbConnection(strStringConnect);
DbCommand.CommandType = System.Data.CommandType.Text;
DbConnection.Open();
DbCommand.Connection = DbConnection;
DbCommand.ExecuteNonQuery();
return "O";
}
catch (Exception Ex)
{
return Ex.Message;
}
任何人有一个想法,哪里是我的错?另外,我在一个旧的DBF文件(Visual FoxPro中)中写道,我想我没有登录权限,以便调试查询:(。
感谢很多:)
最好的问候,
Nixeus
准确的错误信息是什么? – 2013-05-05 12:43:24
“语法错误”。 – 2013-05-05 12:45:10
检查我的答案,你正在使用命令文本 – 2013-05-05 12:53:24