TaoJIn created HAWQ-1639:
----------------------------
Summary: Unexpected internal error when truncate and alter in a
transaction
Key: HAWQ-1639
URL: https://issues.apache.org/jira/browse/HAWQ-1639
Project: Apache HAWQ
Issue Type: Bug
Components: Core
Reporter: TaoJIn
Assignee: Radar Lei
Fix For: 2.3.0.0-incubating
hdb=# select version();
version
------------------------------------------------------------------------------------------------------------------------------------------------------------------
--------------------------------------------------
PostgreSQL 8.2.15 (Greenplum Database 4.2.0 build 1) (HAWQ 2.3.0.0-incubating
build dev) on x86_64-unknown-linux-gnu, compiled by GCC gcc (GCC) 4.8.5
20150623 (R
ed Hat 4.8.5-16) compiled on May 4 2018 06:27:27
(1 row)
hdb=# begin;
BEGIN
hdb=# select * from test limit 2;
a
--------------------
asdfsdgrtecvxbfgdh
asdfsdgrtecvxbfgdh
(2 rows)
hdb=# truncate table test;
TRUNCATE TABLE
hdb=# select * from test limit 2;
a
---
(0 rows)
hdb=# alter table test add column b varchar(20) default '';
ALTER TABLE
hdb=# commit;
ERROR: Unexpected internal error (appendonlywriter.c:525)
hdb=# rollback;
WARNING: there is no transaction in progress
ROLLBACK
hdb=#
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