public void AddTest() { int id = 0; for (int i = 1; i <= 40000; i++) { t1_code code = new t1_code(); PropertyInfo[] properties = code.GetType().GetProperties(); int z = 1; foreach (var p in properties) { t1_history model = new t1_history(); if (p.Name == "column2" || p.Name == "column3" || p.Name == "column4" || p.Name == "column5" || p.Name == "column6" || p.Name == "column7" || p.Name == "column8" || p.Name == "column9" || p.Name == "column10" || p.Name == "column11" || p.Name == "column12" || p.Name == "column13" || p.Name == "column14") { for (int j = 1; j <= 14; j++) { id = id + 1; model.id = id; model.codeid = z; model.houseid = i; model.value = $"{i}-{p.Name}{z}-{j}"; model.createtime = DateTime.Now; model.opreatorid = Guid.NewGuid(); } } else { id = id + 1; model.id = id; model.codeid = z; model.houseid = i; model.value = $"{i}-column{z}"; model.createtime = DateTime.Now; model.opreatorid = Guid.NewGuid(); } model.Insert(); z = z + 1; } } }