/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(ClassLibrary1.Model.TcqType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update TcqType set ");
strSql.Append("Tcqid=@Tcqid,");
strSql.Append("TcqName=@TcqName");
strSql.Append(" where Tcqguid=@Tcqguid ");
SqlParameter[] parameters =
{
new SqlParameter("@Tcqid", SqlDbType.Int, 4),
new SqlParameter("@TcqName", SqlDbType.VarChar, 255),
new SqlParameter("@Tcqguid", SqlDbType.UniqueIdentifier, 16)
};
parameters[0].Value = model.Tcqid;
parameters[1].Value = model.TcqName;
parameters[2].Value = model.Tcqguid;
int rows = DbHelperSql.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(ClassLibrary1.Model.TcqType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into TcqType(");
strSql.Append("Tcqguid,Tcqid,TcqName)");
strSql.Append(" values (");
strSql.Append("@Tcqguid,@Tcqid,@TcqName)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Tcqguid", SqlDbType.UniqueIdentifier, 16),
new SqlParameter("@Tcqid", SqlDbType.Int, 4),
new SqlParameter("@TcqName", SqlDbType.VarChar, 255)
};
parameters[0].Value = Guid.NewGuid();
parameters[1].Value = model.Tcqid;
parameters[2].Value = model.TcqName;
return(DbHelperSql.Exists(strSql.ToString(), parameters));
//string rows=DbHelperSql.GetSingleGUID(strSql.ToString(),parameters);
//if (rows == "")
//{
// return Guid.Empty;
//}
//else
//{
// return Guid.Parse(rows.ToString());
//}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public ClassLibrary1.Model.TcqType DataRowToModel(DataRow row)
{
ClassLibrary1.Model.TcqType model = new ClassLibrary1.Model.TcqType();
if (row != null)
{
if (row["Tcqguid"] != null && row["Tcqguid"].ToString() != "")
{
model.Tcqguid = new Guid(row["Tcqguid"].ToString());
}
if (row["Tcqid"] != null && row["Tcqid"].ToString() != "")
{
model.Tcqid = int.Parse(row["Tcqid"].ToString());
}
if (row["TcqName"] != null)
{
model.TcqName = row["TcqName"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public ClassLibrary1.Model.TcqType GetModel(Guid Tcqguid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Tcqguid,Tcqid,TcqName from TcqType ");
strSql.Append(" where Tcqguid=@Tcqguid ");
SqlParameter[] parameters =
{
new SqlParameter("@Tcqguid", SqlDbType.UniqueIdentifier, 16)
};
parameters[0].Value = Tcqguid;
ClassLibrary1.Model.TcqType model = new ClassLibrary1.Model.TcqType();
DataSet ds = DbHelperSql.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
