Hi.
The session search_path is lost after a failed transaction, using SQL
embedded in C, pre-processed by ecpg without -t. I'm running Postgresql
8.2.11, as packaged by Ubuntu for Ubuntu 7.10 (8.2.11-0ubuntu0.7.10).
Kernel is 2.6.25.13.
I don't subscribe to this list so please copy me in replies.
David
-8888888---
ECPG demonstratiion of PostgreSQL losing 'search_path'
[18457]: ECPGdebug: set to 1
Setting up table
[18457]: ECPGconnect: opening database circle on DEFAULT port DEFAULT
[18457]: ECPGexecute line 13: QUERY: drop table statements . t on connection
circle
[18457]: ECPGexecute line 13 Ok: DROP TABLE
[18457]: ECPGexecute line 14: QUERY: create table statements . t ( i integer
unique ) on connection circle
[18457]: ECPGexecute line 14 Ok: CREATE TABLE
[18457]: ECPGexecute line 15: QUERY: insert into statements . t values ( 1 ) ,
( 2 ) on connection circle
[18457]: ECPGexecute line 15 Ok: INSERT 0 2
[18457]: ECPGtrans line 16 action = commit connection = circle
[18457]: ecpg_finish: Connection circle closed.
[18457]: ECPGconnect: opening database circle on DEFAULT port DEFAULT
[18457]: ECPGexecute line 20: QUERY: set search_path to statements , public on
connection circle
[18457]: ECPGexecute line 20 Ok: SET
Demonstrate fault after failed transaction
[18457]: ECPGtrans line 23 action = start transaction connection = circle
[18457]: there is already a transaction in progress[18457]: raising sqlcode -603
[18457]: ECPGexecute line 24: QUERY: insert into t ( i ) values ( 2 ) on
connection circle
[18457]: ECPGexecute line 24: Error: ERROR: duplicate key violates unique
constraint t_i_key
[18457]: raising sqlstate 23505 (sqlcode: -403) in line 24, ''duplicate key
violates unique constraint t_i_key' in line 24.'.
[18457]: ECPGtrans line 25 action = commit connection = circle
***This is the fault
[18457]: ECPGtrans line 27 action = start transaction connection = circle
[18457]: ECPGexecute line 28: QUERY: delete from t where i 2 on connection
circle
[18457]: ECPGexecute line 28: Error: ERROR: relation t does not exist
[18457]: raising sqlstate 42P01 (sqlcode: -400) in line 28, ''relation t does
not exist' in line 28.'.
[18457]: ECPGtrans line 29 action = commit connection = circle
Must reset search_path
[18457]: ECPGexecute line 32: QUERY: set search_path to statements , public on
connection circle
[18457]: ECPGexecute line 32 Ok: SET
[18457]: ECPGtrans line 33 action = start transaction connection = circle
[18457]: there is already a transaction in progress[18457]: raising sqlcode -603
[18457]: ECPGtrans line 34 action = start transaction connection = circle
[18457]: there is already a transaction in progress[18457]: raising sqlcode -603
[18457]: ECPGexecute line 35: QUERY: delete from t where i 2 on connection
circle
[18457]: ECPGexecute line 35 Ok: DELETE 0
[18457]: raising sqlcode 100 in line 35, 'No data found in line 35.'.
[18457]: ECPGtrans line 36 action = commit connection = circle
[18457]: ecpg_finish: Connection circle closed.
-8888888---
exec sql include sqlca;
#include stdio.h
main()
{
exec sql int i;
printf(ECPG demonstratiion of PostgreSQL losing 'search_path'\n);
ECPGdebug(1,stdout);
printf(\n\nSetting up table\n);
exec sql connect to circle;
exec sql drop table statements.t;
exec sql create table statements.t(i integer unique);
exec sql insert into statements.t values (1), (2);
exec sql commit;
exec sql disconnect;
exec sql connect to circle;
exec sql set search_path to statements, public;
printf(\n\nDemonstrate fault after failed transaction\n);
exec sql start transaction;
exec sql insert into t(i) values (2);
exec sql commit;
printf(***This is the fault\n);
exec sql start transaction;
exec sql delete from t where i 2;
exec sql commit;
printf(\nMust reset search_path\n);
exec sql set search_path to statements, public;
exec sql start transaction;
exec sql start transaction;
exec sql delete from t where i 2;
exec sql commit;
exec sql disconnect;
return 0;
}
-8888888---
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