Re: [OT][HACKERS] DROP FUNCTION IF EXISTS

2006-09-28 Thread Csaba Nagy
 Backspace deletes character-wise, as long as you have LANG set
 correctly. Check LANG and the LC_* environment variables.

OK, you're right:

$ echo $LANG
[EMAIL PROTECTED]

# show client_encoding ;
 client_encoding
-
 UTF8
(1 row)


But then I wonder why the client encoding is set to UTF-8 ? I did not
fiddle at all with this AFAIK, and I guess psql is the one setting
this...

OTOH, I'm accessing the DB box via ssh, and my local box has:

cnagy echo $LANG
en_US.UTF-8

So it might be some strange interaction between my local locale, the
server's locale and ssh...

BTW, I tried if the same problem happens on the server command line (via
ssh), and it does (while, for completeness, it works fine on my local
box):

[EMAIL PROTECTED]:~$ date
-sh:  date: command not found
 ^
  this here is the result of 'ü + backspace'

So I guess this is not postgres related, and therefore off topic for
this list...

Cheers,
Csaba.



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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-27 Thread Benny Amorsen
 CN == Csaba Nagy [EMAIL PROTECTED] writes:

CN The full story is that I typed 'ü' (u-umlaut if it won't render
CN correctly) and backspace before the '1'. I guess the backspace
CN will delete byte-wise and will so fail to delete properly
CN multi-byte characters.

Backspace deletes character-wise, as long as you have LANG set
correctly. Check LANG and the LC_* environment variables.


/Benny



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[HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Teodor Sigaev



Linux:

$ echo 'DROP FUNCTION if exists foo(int);' | psql 1c
Timing is on.
SET
Time: 197.941 ms
NOTICE:  function foo(░) does not exist ... skipping
ERROR:  invalid byte sequence for encoding UTF8: 0x90
HINT:  This error can also happen if the byte sequence does not match the 
encoding expected by the server, which is controlled by client_encoding.

ERROR:  invalid byte sequence for encoding UTF8: 0x90
HINT:  This error can also happen if the byte sequence does not match the 
encoding expected by the server, which is controlled by client_encoding.



FreeBSD:
% echo 'DROP FUNCTION if exists foo(int);' | psql wow
SET
NOTICE:  function foo(%


Looks like uninitialized pointer...


--
Teodor Sigaev   E-mail: [EMAIL PROTECTED]
   WWW: http://www.sigaev.ru/

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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Magnus Hagander
 Linux:
 
 $ echo 'DROP FUNCTION if exists foo(int);' | psql 1c Timing is on.
 SET
 Time: 197.941 ms
 NOTICE:  function foo(░) does not exist ... skipping
 ERROR:  invalid byte sequence for encoding UTF8: 0x90
 HINT:  This error can also happen if the byte sequence does not
 match the encoding expected by the server, which is controlled by
 client_encoding.
 ERROR:  invalid byte sequence for encoding UTF8: 0x90
 HINT:  This error can also happen if the byte sequence does not
 match the encoding expected by the server, which is controlled by
 client_encoding.
 
 
 FreeBSD:
 % echo 'DROP FUNCTION if exists foo(int);' | psql wow SET
 NOTICE:  function foo(%
 
 
 Looks like uninitialized pointer...

Not being an expert, but to me it looks like the client_encoding being set to 
UTF8 but the data being sent is something other than UTF8. I've seen this 
happen on Linux when connecting with PuTTY from Windows (and then psql from the 
linux machine) and having the wrong encoding set in PuTTY. I'd double and 
triple-check the client-side stuff first ;-)


//Magnus


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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Csaba Nagy
 Not being an expert, but to me it looks like the client_encoding being set to 
 UTF8 but the data being sent is something other than UTF8. I've seen this 
 happen on Linux when connecting with PuTTY from Windows (and then psql from 
 the linux machine) and having the wrong encoding set in PuTTY. I'd double and 
 triple-check the client-side stuff first ;-)

I have seen another strange occurrence of such errors... I'm using linux
with UTF8 client encoding, and psql gives me such errors:

dbval=# select 1;
ERROR:  column  1 does not exist

The full story is that I typed 'ü' (u-umlaut if it won't render
correctly) and backspace before the '1'. I guess the backspace will
delete  byte-wise and will so fail to delete properly multi-byte
characters. I have no idea if this is a problem of psql or some other
problem, and it was not annoying enough to report it...

BTW, the space in  1 is something I was not able to copy-paste from
the psql command line into the mail, so I'm pretty sure it's a byte code
which is invalid UTF8.

Cheers,
Csaba.



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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Markus Schaber
Hi, Csaba,

Csaba Nagy wrote:

 dbval=# select 1;
 ERROR:  column  1 does not exist
 
 The full story is that I typed 'ü' (u-umlaut if it won't render
 correctly) and backspace before the '1'. I guess the backspace will
 delete  byte-wise and will so fail to delete properly multi-byte
 characters. I have no idea if this is a problem of psql or some other
 problem, and it was not annoying enough to report it...

I think this could be a problem with libreadline / libedit not being
utf8-safe.

HTH,
Markus


-- 
Markus Schaber | Logical TrackingTracing International AG
Dipl. Inf. | Software Development GIS

Fight against software patents in Europe! www.ffii.org
www.nosoftwarepatents.org



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Description: OpenPGP digital signature


Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Teodor Sigaev

Not being an expert, but to me it looks like the client_encoding being set to 
UTF8 but the data being sent is something other than UTF8. I've seen this 
happen on Linux when connecting with PuTTY from Windows (and then psql from the 
linux machine) and having the wrong encoding set in PuTTY. I'd double and 
triple-check the client-side stuff first ;-)


All characters in query are an ANSI. On freebsd encoding of client and server is 
a KOI8-R, not an UTF.


--
Teodor Sigaev   E-mail: [EMAIL PROTECTED]
   WWW: http://www.sigaev.ru/

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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Teodor Sigaev

postgres=# drop type if exists foo;
NOTICE:  type foo does not exist, skipping
DROP TYPE
postgres=# drop table if exists foo;
NOTICE:  table foo does not exist, skipping
DROP TABLE
postgres=# drop function if exists foo();
NOTICE:  function foo() does not exist ... skipping
DROP FUNCTION
postgres=# drop function if exists foo(int);
NOTICE:  function foo(
 ^^^ here psql is stopped..


--
Teodor Sigaev   E-mail: [EMAIL PROTECTED]
   WWW: http://www.sigaev.ru/

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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Andrew Dunstan

Teodor Sigaev wrote:

postgres=# drop type if exists foo;
NOTICE:  type foo does not exist, skipping
DROP TYPE
postgres=# drop table if exists foo;
NOTICE:  table foo does not exist, skipping
DROP TABLE
postgres=# drop function if exists foo();
NOTICE:  function foo() does not exist ... skipping
DROP FUNCTION
postgres=# drop function if exists foo(int);
NOTICE:  function foo(
 ^^^ here psql is stopped..




Yes, this appears to be a bug, not related to encoding etc. Maybe we 
should be calling func_signature_string in generating this error.


I will look at it when I get a chance, might be a few days.

cheers

andrew

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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Tom Lane
Andrew Dunstan [EMAIL PROTECTED] writes:
 Yes, this appears to be a bug, not related to encoding etc. Maybe we 
 should be calling func_signature_string in generating this error.

Can't, because you don't have an Oid array for the types.
TypeNameToString is the correct thing --- I'm considering inventing
TypeNameListToString in order to make generating the message simple.

regards, tom lane

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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Teodor Sigaev

Found a problem:
ereport(NOTICE,
(errmsg(function %s(%s) does not exist ... skipping,
NameListToString(functionName),
NameListToString(argTypes;

NameListToString() suppose as an argument List of Value nodes, but
argTypes is a list of TypeName...


Andrew Dunstan wrote:

Teodor Sigaev wrote:

postgres=# drop type if exists foo;
NOTICE:  type foo does not exist, skipping
DROP TYPE
postgres=# drop table if exists foo;
NOTICE:  table foo does not exist, skipping
DROP TABLE
postgres=# drop function if exists foo();
NOTICE:  function foo() does not exist ... skipping
DROP FUNCTION
postgres=# drop function if exists foo(int);
NOTICE:  function foo(
 ^^^ here psql is stopped..




Yes, this appears to be a bug, not related to encoding etc. Maybe we 
should be calling func_signature_string in generating this error.


I will look at it when I get a chance, might be a few days.

cheers

andrew


--
Teodor Sigaev   E-mail: [EMAIL PROTECTED]
   WWW: http://www.sigaev.ru/

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Re: [HACKERS] DROP FUNCTION IF EXISTS

2006-09-25 Thread Andrew Dunstan

Tom Lane wrote:

Andrew Dunstan [EMAIL PROTECTED] writes:
  
Yes, this appears to be a bug, not related to encoding etc. Maybe we 
should be calling func_signature_string in generating this error.



Can't, because you don't have an Oid array for the types.
TypeNameToString is the correct thing --- I'm considering inventing
TypeNameListToString in order to make generating the message simple.


  


Sounds like a plan.

cheers

andrew


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