Fix label count (#8267)

* fix label count

* fix vendor

* fix import order

* update xorm to fix bug

* fix tests

* fix mssql bug

vendor/xorm.io/builder/builder_join.go

@@ -0,0 +1,42 @@
+// Copyright 2019 The Xorm Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package builder
+
+// InnerJoin sets inner join
+func (b *Builder) InnerJoin(joinTable, joinCond interface{}) *Builder {
+	return b.Join("INNER", joinTable, joinCond)
+}
+
+// LeftJoin sets left join SQL
+func (b *Builder) LeftJoin(joinTable, joinCond interface{}) *Builder {
+	return b.Join("LEFT", joinTable, joinCond)
+}
+
+// RightJoin sets right join SQL
+func (b *Builder) RightJoin(joinTable, joinCond interface{}) *Builder {
+	return b.Join("RIGHT", joinTable, joinCond)
+}
+
+// CrossJoin sets cross join SQL
+func (b *Builder) CrossJoin(joinTable, joinCond interface{}) *Builder {
+	return b.Join("CROSS", joinTable, joinCond)
+}
+
+// FullJoin sets full join SQL
+func (b *Builder) FullJoin(joinTable, joinCond interface{}) *Builder {
+	return b.Join("FULL", joinTable, joinCond)
+}
+
+// Join sets join table and conditions
+func (b *Builder) Join(joinType string, joinTable, joinCond interface{}) *Builder {
+	switch joinCond.(type) {
+	case Cond:
+		b.joins = append(b.joins, join{joinType, joinTable, joinCond.(Cond)})
+	case string:
+		b.joins = append(b.joins, join{joinType, joinTable, Expr(joinCond.(string))})
+	}
+
+	return b
+}