View-protocol fails if database was changed

create table t2 (a int);

select count(*) from t2;

drop table t2;

create database mysqltest;

use mysqltest;

create table t1 (a int);

select t1.a from mysqltest.t1;

drop database mysqltest;

use test;

mysqltest: At line 9: query 'select t1.a from mysqltest.t1' failed: ER_NO_SUCH_TABLE (1146): Table 'mysqltest.mysqltest_tmp_v' doesn't exist