func (db *DB) Joins(query string, args ...interface{}) (tx *DB) {
	return joins(db, clause.LeftJoin, query, args...)
}

// InnerJoins specify inner joins conditions
// db.InnerJoins("Account").Find(&user)
func (db *DB) InnerJoins(query string, args ...interface{}) (tx *DB) {
	return joins(db, clause.InnerJoin, query, args...)
}