/// <summary>
/// 更新一条数据
/// </summary>
public int Update(Model.DisaCrossPoint model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("UPDATE DisaCrossPoint SET ");
strSql.Append("PID=@in_PID,");
strSql.Append("PName=@in_PName,");
strSql.Append("LAT=@in_LAT,");
strSql.Append("LON=@in_LON");
strSql.Append(" WHERE ID=@in_ID");
SqlParameter[] cmdParms = new SqlParameter[] {
new SqlParameter("@in_PID", SqlDbType.Int),
new SqlParameter("@in_PName", SqlDbType.NVarChar),
new SqlParameter("@in_LAT", SqlDbType.Decimal),
new SqlParameter("@in_LON", SqlDbType.Decimal),
new SqlParameter("@in_ID", SqlDbType.Int)
};
cmdParms[0].Value = model.PID;
cmdParms[1].Value = model.PName;
cmdParms[2].Value = model.LAT;
cmdParms[3].Value = model.LON;
cmdParms[4].Value = model.ID;
return(DbHelperSQL.ExecuteSql(strSql.ToString(), cmdParms));
}
/// <summary>
/// 由一行数据得到一个实体
/// </summary>
private Model.DisaCrossPoint GetModel(DbDataReader dr)
{
Model.DisaCrossPoint model = new Model.DisaCrossPoint();
model.ID = DbHelperSQL.GetInt(dr["ID"]);
model.PID = DbHelperSQL.GetInt(dr["PID"]);
model.PName = DbHelperSQL.GetString(dr["PName"]);
model.LAT = DbHelperSQL.GetDouble(dr["LAT"]);
model.LON = DbHelperSQL.GetDouble(dr["LON"]);
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.DisaCrossPoint GetModel(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("SELECT * FROM DisaCrossPoint ");
strSql.Append(" WHERE ID=" + ID.ToString());
Model.DisaCrossPoint model = null;
using (SqlDataReader dr = DbHelperSQL.ExecuteReader(strSql.ToString()))
{
while (dr.Read())
{
model = GetModel(dr);
}
return(model);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.DisaCrossPoint model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("INSERT INTO DisaCrossPoint(");
strSql.Append("PID,PName,LAT,LON)");
strSql.Append(" VALUES (");
strSql.Append("@in_PID,@in_PName,@in_LAT,@in_LON)");
SqlParameter[] cmdParms = new SqlParameter[] {
new SqlParameter("@in_PID", SqlDbType.Int),
new SqlParameter("@in_PName", SqlDbType.NVarChar),
new SqlParameter("@in_LAT", SqlDbType.Decimal),
new SqlParameter("@in_LON", SqlDbType.Decimal)
};
cmdParms[0].Value = model.PID;
cmdParms[1].Value = model.PName;
cmdParms[2].Value = model.LAT;
cmdParms[3].Value = model.LON;
return(DbHelperSQL.ExecuteSql(strSql.ToString(), cmdParms));
}
