[
https://issues.apache.org/jira/browse/HAWQ-133?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dong Li updated HAWQ-133:
-------------------------
Description:
Run sqls below can recur the core.
{code}
CREATE PROCEDURAL LANGUAGE plpythonu;
CREATE TABLE users (
fname text not null,
lname text not null,
username text,
userid serial
-- , PRIMARY KEY(lname, fname)
) DISTRIBUTED BY (userid);
INSERT INTO users (fname, lname, username) VALUES ('jane', 'doe', 'j_doe');
INSERT INTO users (fname, lname, username) VALUES ('john', 'doe', 'johnd');
INSERT INTO users (fname, lname, username) VALUES ('willem', 'doe', 'w_doe');
INSERT INTO users (fname, lname, username) VALUES ('rick', 'smith', 'slash');
CREATE FUNCTION spi_prepared_plan_test_one(a text) RETURNS text
AS
'if not SD.has_key("myplan"):
q = "SELECT count(*) FROM users WHERE lname = $1"
SD["myplan"] = plpy.prepare(q, [ "text" ])
try:
rv = plpy.execute(SD["myplan"], [a])
return "there are " + str(rv[0]["count"]) + " " + str(a) + "s"
except Exception, ex:
plpy.error(str(ex))
return None
'
LANGUAGE plpythonu;
select spi_prepared_plan_test_one('doe');
select spi_prepared_plan_test_one('smith');
{code}
when execute "select spi_prepared_plan_test_one('smith');"
server closed the connection unexpectedly
This probably means the server terminated abnormally
before or while processing the request.
The connection to the server was lost. Attempting reset: Failed.
!>
was:
Run sqls below can recur the core.
<code>
CREATE PROCEDURAL LANGUAGE plpythonu;
CREATE TABLE users (
fname text not null,
lname text not null,
username text,
userid serial
-- , PRIMARY KEY(lname, fname)
) DISTRIBUTED BY (userid);
INSERT INTO users (fname, lname, username) VALUES ('jane', 'doe', 'j_doe');
INSERT INTO users (fname, lname, username) VALUES ('john', 'doe', 'johnd');
INSERT INTO users (fname, lname, username) VALUES ('willem', 'doe', 'w_doe');
INSERT INTO users (fname, lname, username) VALUES ('rick', 'smith', 'slash');
CREATE FUNCTION spi_prepared_plan_test_one(a text) RETURNS text
AS
'if not SD.has_key("myplan"):
q = "SELECT count(*) FROM users WHERE lname = $1"
SD["myplan"] = plpy.prepare(q, [ "text" ])
try:
rv = plpy.execute(SD["myplan"], [a])
return "there are " + str(rv[0]["count"]) + " " + str(a) + "s"
except Exception, ex:
plpy.error(str(ex))
return None
'
LANGUAGE plpythonu;
select spi_prepared_plan_test_one('doe');
select spi_prepared_plan_test_one('smith');
<code>
when execute "select spi_prepared_plan_test_one('smith');"
server closed the connection unexpectedly
This probably means the server terminated abnormally
before or while processing the request.
The connection to the server was lost. Attempting reset: Failed.
!>
> core when use plpython udf
> --------------------------
>
> Key: HAWQ-133
> URL: https://issues.apache.org/jira/browse/HAWQ-133
> Project: Apache HAWQ
> Issue Type: Bug
> Reporter: Dong Li
> Assignee: Lei Chang
>
> Run sqls below can recur the core.
> {code}
> CREATE PROCEDURAL LANGUAGE plpythonu;
> CREATE TABLE users (
> fname text not null,
> lname text not null,
> username text,
> userid serial
> -- , PRIMARY KEY(lname, fname)
> ) DISTRIBUTED BY (userid);
> INSERT INTO users (fname, lname, username) VALUES ('jane', 'doe', 'j_doe');
> INSERT INTO users (fname, lname, username) VALUES ('john', 'doe', 'johnd');
> INSERT INTO users (fname, lname, username) VALUES ('willem', 'doe', 'w_doe');
> INSERT INTO users (fname, lname, username) VALUES ('rick', 'smith', 'slash');
> CREATE FUNCTION spi_prepared_plan_test_one(a text) RETURNS text
> AS
> 'if not SD.has_key("myplan"):
> q = "SELECT count(*) FROM users WHERE lname = $1"
> SD["myplan"] = plpy.prepare(q, [ "text" ])
> try:
> rv = plpy.execute(SD["myplan"], [a])
> return "there are " + str(rv[0]["count"]) + " " + str(a) + "s"
> except Exception, ex:
> plpy.error(str(ex))
> return None
> '
> LANGUAGE plpythonu;
> select spi_prepared_plan_test_one('doe');
> select spi_prepared_plan_test_one('smith');
> {code}
> when execute "select spi_prepared_plan_test_one('smith');"
> server closed the connection unexpectedly
> This probably means the server terminated abnormally
> before or while processing the request.
> The connection to the server was lost. Attempting reset: Failed.
> !>
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