/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(ClassLibrary1.Model.StuClass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update StuClass set ");
strSql.Append("CreateTime=@CreateTime,");
strSql.Append("MajorUuid=@MajorUuid,");
strSql.Append("StuClassName=@StuClassName,");
strSql.Append("IsDeleted=@IsDeleted,");
strSql.Append("AddTime=@AddTime,");
strSql.Append("AddPeople=@AddPeople");
strSql.Append(" where ID=@ID");
SqlParameter[] parameters =
{
new SqlParameter("@CreateTime", SqlDbType.DateTime2, 8),
new SqlParameter("@MajorUuid", SqlDbType.UniqueIdentifier, 16),
new SqlParameter("@StuClassName", SqlDbType.VarChar, 255),
new SqlParameter("@IsDeleted", SqlDbType.Int, 4),
new SqlParameter("@AddTime", SqlDbType.VarChar, 255),
new SqlParameter("@AddPeople", SqlDbType.VarChar, 255),
new SqlParameter("@ID", SqlDbType.Int, 4),
new SqlParameter("@StuClassUuid", SqlDbType.UniqueIdentifier, 16)
};
parameters[0].Value = model.CreateTime;
parameters[1].Value = model.MajorUuid;
parameters[2].Value = model.StuClassName;
parameters[3].Value = model.IsDeleted;
parameters[4].Value = model.AddTime;
parameters[5].Value = model.AddPeople;
parameters[6].Value = model.ID;
parameters[7].Value = model.StuClassUuid;
int rows = DbHelperSql.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public ClassLibrary1.Model.StuClass DataRowToModel(DataRow row)
{
ClassLibrary1.Model.StuClass model = new ClassLibrary1.Model.StuClass();
if (row != null)
{
if (row["ID"] != null && row["ID"].ToString() != "")
{
model.ID = int.Parse(row["ID"].ToString());
}
if (row["CreateTime"] != null && row["CreateTime"].ToString() != "")
{
model.CreateTime = DateTime.Parse(row["CreateTime"].ToString());
}
if (row["StuClassUuid"] != null && row["StuClassUuid"].ToString() != "")
{
model.StuClassUuid = new Guid(row["StuClassUuid"].ToString());
}
if (row["MajorUuid"] != null && row["MajorUuid"].ToString() != "")
{
model.MajorUuid = new Guid(row["MajorUuid"].ToString());
}
if (row["StuClassName"] != null)
{
model.StuClassName = row["StuClassName"].ToString();
}
if (row["IsDeleted"] != null && row["IsDeleted"].ToString() != "")
{
model.IsDeleted = int.Parse(row["IsDeleted"].ToString());
}
if (row["AddTime"] != null)
{
model.AddTime = row["AddTime"].ToString();
}
if (row["AddPeople"] != null)
{
model.AddPeople = row["AddPeople"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(ClassLibrary1.Model.StuClass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into StuClass(");
strSql.Append("CreateTime,StuClassUuid,MajorUuid,StuClassName,IsDeleted,AddTime,AddPeople)");
strSql.Append(" values (");
strSql.Append("@CreateTime,@StuClassUuid,@MajorUuid,@StuClassName,@IsDeleted,@AddTime,@AddPeople)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@CreateTime", SqlDbType.DateTime2, 8),
new SqlParameter("@StuClassUuid", SqlDbType.UniqueIdentifier, 16),
new SqlParameter("@MajorUuid", SqlDbType.UniqueIdentifier, 16),
new SqlParameter("@StuClassName", SqlDbType.VarChar, 255),
new SqlParameter("@IsDeleted", SqlDbType.Int, 4),
new SqlParameter("@AddTime", SqlDbType.VarChar, 255),
new SqlParameter("@AddPeople", SqlDbType.VarChar, 255)
};
parameters[0].Value = model.CreateTime;
parameters[1].Value = model.StuClassUuid;
parameters[2].Value = model.MajorUuid;
parameters[3].Value = model.StuClassName;
parameters[4].Value = model.IsDeleted;
parameters[5].Value = model.AddTime;
parameters[6].Value = model.AddPeople;
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 ClassLibrary1.Model.StuClass GetModel(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 ID,CreateTime,StuClassUuid,MajorUuid,StuClassName,IsDeleted,AddTime,AddPeople from StuClass ");
strSql.Append(" where ID=@ID");
SqlParameter[] parameters =
{
new SqlParameter("@ID", SqlDbType.Int, 4)
};
parameters[0].Value = ID;
ClassLibrary1.Model.StuClass model = new ClassLibrary1.Model.StuClass();
DataSet ds = DbHelperSql.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
