diff --git a/db/hotimedb.go b/db/hotimedb.go
index b004d89..71cdcd3 100644
--- a/db/hotimedb.go
+++ b/db/hotimedb.go
@@ -165,8 +165,11 @@ func (that *HotimeDBBuilder) And(qu ...interface{}) *HotimeDBBuilder {
 	}
 
 	if that.lastWhere != nil {
+		if that.lastWhere["AND"] != nil {
+			where["AND"] = that.lastWhere["AND"]
+		}
 		that.lastWhere["AND"] = where
-		that.lastWhere = where
+		//that.lastWhere = where
 		return that
 	}
 	that.lastWhere = where
@@ -196,8 +199,11 @@ func (that *HotimeDBBuilder) Or(qu ...interface{}) *HotimeDBBuilder {
 	}
 
 	if that.lastWhere != nil {
+		if that.lastWhere["OR"] != nil {
+			where["OR"] = that.lastWhere["OR"]
+		}
 		that.lastWhere["OR"] = where
-		that.lastWhere = where
+		//that.lastWhere = where
 		return that
 	}
 	that.lastWhere = where
@@ -228,8 +234,11 @@ func (that *HotimeDBBuilder) Where(qu ...interface{}) *HotimeDBBuilder {
 	}
 
 	if that.lastWhere != nil {
+		if that.lastWhere["AND"] != nil {
+			where["AND"] = that.lastWhere["AND"]
+		}
 		that.lastWhere["AND"] = where
-		that.lastWhere = where
+		//that.lastWhere = where
 		return that
 	}
 	that.lastWhere = where