diff --git a/code/makecode.go b/code/makecode.go
index 05fd706..aca2f3d 100644
--- a/code/makecode.go
+++ b/code/makecode.go
@@ -836,9 +836,17 @@ func (that *MakeCode) Search(table string, userData Map, req *http.Request, db *
 				}
 
 			} else {
+
 				reStr += table + "." + v.GetString("name") + ","
 			}
 
+			if v["name"] == "parent_id" && v.GetString("link") != "" {
+				leftJoin["[>]"+v.GetString("link")+" selfParent"] =
+					"selfParent.id=" +
+						v.GetString("link") + "." + v.GetString("name")
+				reStr += "selfParent." + v.GetString("value") + " AS " + v.GetString("link") + "_" + v.GetString("name") + "_" + v.GetString("value") + ","
+			}
+
 			//准备加入索引权限
 			if v.GetString("link") != "" &&
 				userData != nil &&
diff --git a/db/hotimedb.go b/db/hotimedb.go
index 80f7800..6292c4c 100644
--- a/db/hotimedb.go
+++ b/db/hotimedb.go
@@ -634,15 +634,42 @@ func (that *HoTimeDB) Select(table string, qu ...interface{}) []Map {
 			v := testQuData[k]
 			switch Substr(k, 0, 3) {
 			case "[>]":
-				query += " LEFT JOIN `" + Substr(k, 3, len(k)-3) + "` ON " + v.(string) + " "
+				func() {
+					table := Substr(k, 3, len(k)-3)
+					if !strings.Contains(table, " ") {
+						table = "`" + table + "`"
+					}
+					query += " LEFT JOIN " + table + " ON " + v.(string) + " "
+				}()
 			case "[<]":
-				query += " RIGHT JOIN `" + Substr(k, 3, len(k)-3) + "` ON " + v.(string) + " "
+				func() {
+					table := Substr(k, 3, len(k)-3)
+					if !strings.Contains(table, " ") {
+						table = "`" + table + "`"
+					}
+					query += " RIGHT JOIN " + table + " ON " + v.(string) + " "
+				}()
+
 			}
 			switch Substr(k, 0, 4) {
 			case "[<>]":
-				query += " FULL JOIN `" + Substr(k, 4, len(k)-4) + "` ON " + v.(string) + " "
+				func() {
+					table := Substr(k, 4, len(k)-4)
+					if !strings.Contains(table, " ") {
+						table = "`" + table + "`"
+					}
+					query += " FULL JOIN " + table + " ON " + v.(string) + " "
+				}()
+
 			case "[><]":
-				query += " INNER JOIN `" + Substr(k, 4, len(k)-4) + "` ON " + v.(string) + " "
+				func() {
+					table := Substr(k, 4, len(k)-4)
+					if !strings.Contains(table, " ") {
+						table = "`" + table + "`"
+					}
+					query += " INNER JOIN " + table + " ON " + v.(string) + " "
+				}()
+
 			}
 		}
 	}