DROP TABLE inside transactions

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POSTGRESQL BUG REPORT TEMPLATE
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Your name : Jose' Soares
Your email address : sferac(at)bo(dot)nettuno(dot)it

System Configuration
---------------------
Architecture (example: Intel Pentium) : Intel Pentium

Operating System (example: Linux 2.0.26 ELF) : Linux 2.0.31 Elf

PostgreSQL version (example: PostgreSQL-6.1) : PostgreSQL-snapshot april 6, 1998

Compiler used (example: gcc 2.7.2) : gcc 2.7.2.1

Please enter a FULL description of your problem:
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I found a lock error on transactions using drop table.
Take a look...

--first user:------------------------------------------------------
BEGIN WORK;
prova=> SELECT * FROM tmp;
a
-----
first
last
(2 rows)

prova=> DROP TABLE tmp;
DROP
prova=> SELECT * FROM tmp;
ERROR: tmp: Table does not exist.

--second user:---------------------------------------------------

prova=> select * from tmp;
a
-
(0 rows)

prova=> insert into tmp values ('new');
INSERT 178789 1
prova=> select * from tmp;
a
-----
first
last
new
(3 rows)

--again first user:--------------------------------------------------

prova=> select * from tmp;
ERROR: tmp: Table does not exist.
prova=> commit;
END
prova=> select * from tmp;
a
-----
first
last
new
(3 rows)