diff --git a/code/makecode.go b/code/makecode.go
index 85906a9..6f3e949 100644
--- a/code/makecode.go
+++ b/code/makecode.go
@@ -175,8 +175,9 @@ func (that *MakeCode) Db2JSON(db *db.HoTimeDB, config Map) {
 			if coloum == nil {
 				//根据类型判断真实类型
 				for k, v1 := range ColumnDataType {
-					if strings.Contains(info.GetString("name"), k) || strings.Contains(info.GetString("type"), k) {
+					if strings.Contains(info.GetString("type"), k) {
 						info["type"] = v1
+						break
 					}
 				}