/// <summary>
/// 增加一条数据
/// </summary>
public int Add(abc.Model.Model.CourseComment model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into CourseComment(");
strSql.Append("CourseId,MemberId,COMMENT,CreateTime)");
strSql.Append(" values (");
strSql.Append("SQL2012CourseId,SQL2012MemberId,SQL2012COMMENT,SQL2012CreateTime)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("SQL2012CourseId", SqlDbType.Int, 4),
new SqlParameter("SQL2012MemberId", SqlDbType.Int, 4),
new SqlParameter("SQL2012COMMENT", SqlDbType.VarChar, 255),
new SqlParameter("SQL2012CreateTime", SqlDbType.DateTime)
};
parameters[0].Value = model.CourseId;
parameters[1].Value = model.MemberId;
parameters[2].Value = model.COMMENT;
parameters[3].Value = model.CreateTime;
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 abc.Model.Model.CourseComment DataRowToModel(DataRow row)
{
abc.Model.Model.CourseComment model = new abc.Model.Model.CourseComment();
if (row != null)
{
if (row["CommentId"] != null && row["CommentId"].ToString() != "")
{
model.CommentId = int.Parse(row["CommentId"].ToString());
}
if (row["CourseId"] != null && row["CourseId"].ToString() != "")
{
model.CourseId = int.Parse(row["CourseId"].ToString());
}
if (row["MemberId"] != null && row["MemberId"].ToString() != "")
{
model.MemberId = int.Parse(row["MemberId"].ToString());
}
if (row["COMMENT"] != null)
{
model.COMMENT = row["COMMENT"].ToString();
}
if (row["CreateTime"] != null && row["CreateTime"].ToString() != "")
{
model.CreateTime = DateTime.Parse(row["CreateTime"].ToString());
}
}
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(abc.Model.Model.CourseComment model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update CourseComment set ");
strSql.Append("COMMENT=SQL2012COMMENT,");
strSql.Append("CreateTime=SQL2012CreateTime");
strSql.Append(" where CommentId=SQL2012CommentId");
SqlParameter[] parameters =
{
new SqlParameter("SQL2012COMMENT", SqlDbType.VarChar, 255),
new SqlParameter("SQL2012CreateTime", SqlDbType.DateTime),
new SqlParameter("SQL2012CommentId", SqlDbType.Int, 4),
new SqlParameter("SQL2012CourseId", SqlDbType.Int, 4),
new SqlParameter("SQL2012MemberId", SqlDbType.Int, 4)
};
parameters[0].Value = model.COMMENT;
parameters[1].Value = model.CreateTime;
parameters[2].Value = model.CommentId;
parameters[3].Value = model.CourseId;
parameters[4].Value = model.MemberId;
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 abc.Model.Model.CourseComment GetModel(int CommentId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 CommentId,CourseId,MemberId,COMMENT,CreateTime from CourseComment ");
strSql.Append(" where CommentId=SQL2012CommentId");
SqlParameter[] parameters =
{
new SqlParameter("SQL2012CommentId", SqlDbType.Int, 4)
};
parameters[0].Value = CommentId;
abc.Model.Model.CourseComment model = new abc.Model.Model.CourseComment();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
