/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Cms.Model.C_model model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update C_model set ");
strSql.Append("modelName=@modelName,");
strSql.Append("modelValue=@modelValue");
strSql.Append(" where modelId=@modelId");
SqlParameter[] parameters =
{
new SqlParameter("@modelName", SqlDbType.VarChar, 250),
new SqlParameter("@modelValue", SqlDbType.VarChar, 250),
new SqlParameter("@modelId", SqlDbType.Int, 4)
};
parameters[0].Value = model.modelName;
parameters[1].Value = model.modelValue;
parameters[2].Value = model.modelId;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Cms.Model.C_model model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into C_model(");
strSql.Append("modelName,modelValue)");
strSql.Append(" values (");
strSql.Append("@modelName,@modelValue)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@modelName", SqlDbType.VarChar, 250),
new SqlParameter("@modelValue", SqlDbType.VarChar, 250)
};
parameters[0].Value = model.modelName;
parameters[1].Value = model.modelValue;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Cms.Model.C_model DataRowToModel(DataRow row)
{
Cms.Model.C_model model = new Cms.Model.C_model();
if (row != null)
{
if (row["modelId"] != null && row["modelId"].ToString() != "")
{
model.modelId = int.Parse(row["modelId"].ToString());
}
if (row["modelName"] != null)
{
model.modelName = row["modelName"].ToString();
}
if (row["modelValue"] != null)
{
model.modelValue = row["modelValue"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Cms.Model.C_model GetModel(int modelId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 modelId,modelName,modelValue from C_model ");
strSql.Append(" where modelId=@modelId");
SqlParameter[] parameters =
{
new SqlParameter("@modelId", SqlDbType.Int, 4)
};
parameters[0].Value = modelId;
Cms.Model.C_model model = new Cms.Model.C_model();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}