public inbox for [email protected]
help / color / mirror / Atom feedFrom: Dave Page <[email protected]>
To: Aditya Toshniwal <[email protected]>
Cc: Joao De Almeida Pereira <[email protected]>
Cc: pgadmin-hackers <[email protected]>
Subject: Re: [pgAdmin4][RM#3289] Can't query SQL_ASCII database.
Date: Mon, 18 Jun 2018 21:53:35 +0100
Message-ID: <CA+OCxowxJghshFjXCtOUiRa0qqS93pC4m-bPRhdb7Q3AWe+HnQ@mail.gmail.com> (raw)
In-Reply-To: <CAM9w-_=8k4gBg_kji7KQ7FO=j18tCU5kDzu1YGGF3Xw7XEfK7A@mail.gmail.com>
References: <CAM9w-_ntCUguZp2rVJXPsDvWJbWneAz4-AHJoYB+nUTSYMXc9g@mail.gmail.com>
<CA+OCxozRjJY6RWrXpMLD6-dWnm2LdPs6bS+VmJa403vxVoLwhg@mail.gmail.com>
<CAM9w-_m-cJax16zqBonx-d0-HSy5dNoOzB13HWAad5Xv0Wu=CA@mail.gmail.com>
<CANxYE3+qrGeZYzdYEtzxS8i2P+325V5E+n1xVpyzTwn7vRqRDg@mail.gmail.com>
<CAM9w-_mTe0gW+2cdhMutMWyBsRt7Om3G_Em126Ryntf0nOiHbA@mail.gmail.com>
<CAM9w-_mXdJhuRFn87yAuqWtfrhnRgw1KvU2PpthL-hbnOt2QpA@mail.gmail.com>
<CAE+jjampAPoDq7xJgeNf1L=i_1jf83PLr=dZYicfkEMp6_UBAg@mail.gmail.com>
<CAM9w-_k2Fo-qDy+qxM5i=Aba__TAWxrryR+m3izTXB=koToKcQ@mail.gmail.com>
<CA+OCxoz+Wo3pUuu8SMBzAsQvrOjYLPQHCfQMtO3X3HKezKcapw@mail.gmail.com>
<CAM9w-_nEDycbeEEeUhKwXjxmkNC39YzqhggJR3Frc4pq6WcJ0Q@mail.gmail.com>
<CAM9w-_kDQkAWRZrRRtmMDz8DZ5x2wGoUro6oQbQqTzLmZZGyBw@mail.gmail.com>
<CAE+jjametYGjStNFZFW544Jcm_by1OABtb7yFQWKGzyfk08QiA@mail.gmail.com>
<CAM9w-_=rsazJWCu5xRqLGkYX3FW22vVuyc0NcR5TPskO9PApUg@mail.gmail.com>
<CAE+jjakwbfsbwkvwa6N1QGjGeVb36sWnde+C6amnHQLHdTE3kQ@mail.gmail.com>
<CAM9w-_km5Zv=Gw6CUZF8m3zzacOKL-ir-QNw3xPjP2MJfLRg7w@mail.gmail.com>
<CAM9w-_=c=82+5ESAEMXUQf5NOrfouZ5JxJMfr+56vJAfGz2DrA@mail.gmail.com>
<CA+OCxoxAhWEF5tQQy84QoOYB=ed--o--ppBoXZ1dwvWNBoNMQw@mail.gmail.com>
<CAM9w-_nUfackUWYNZDRcJ43D6ftYWnWkRsxvcyZVDzABkqza8A@mail.gmail.com>
<CA+OCxoyRgrQ=83Wo1YwsR9oSHE87=-20uP7d7zmF9F685CW2sA@mail.gmail.com>
<CAM9w-_ngHm2XpfXeA+RtWhifsHmN06rOEYwg5UrZBc=ZOum1Ug@mail.gmail.com>
<CA+OCxoyn32gZu78cc-p7Cr3zdsyviBVYD+X59W0-u+DTVUOzJg@mail.gmail.com>
<CAM9w-_=xKk35uQBYM+yZGkttryodU1CPF4n=jYEezKDm4GD_qw@mail.gmail.com>
<CA+OCxoxuS2GXK=LxREpniK6hHQ=d2G2FBpjD7JSohxZJpQwxPA@mail.gmail.com>
<CAM9w-_kPsWEodXtznzA0ZwXSO3d8t2agg5sUzF=2EEsGfakuMw@mail.gmail.com>
<CA+OCxoz7fFQn5ADzLbohXknMNk-1kfeTjAgCO4NrsXZPRiFVNw@mail.gmail.com>
<CAM9w-_mk04Rz6KVvQtmwiHs4s+OFDsDgCKebUO-vT0W2DfGi4w@mail.gmail.com>
<CA+OCxoyQtqqWhfNY5Um907AocAt1GsLcWvFJGjr5FLLeoWDCkA@mail.gmail.com>
<CAM9w-_n6LtJTXYhmrcYqvyvzXkshDMM3Z0yyKUWU4Vdmg7tNvw@mail.gmail.com>
<CAM9w-_=g0GJTyF8QegHJtKojcghcE+xzDPQUig_YzUnnH3nyWg@mail.gmail.com>
<CA+OCxox-DmkBptAXwiwi_GMCsow0dXzgE2C-wOyMZqGmUd3vCQ@mail.gmail.com>
<CAM9w-_niwZ+VD4awqOLp1D5eEFtE_G8wWciWC_sg8N2yvER=Nw@mail.gmail.com>
<CAM9w-_=8k4gBg_kji7KQ7FO=j18tCU5kDzu1YGGF3Xw7XEfK7A@mail.gmail.com>
Hi
On Mon, Jun 18, 2018 at 2:14 PM, Aditya Toshniwal <
[email protected]> wrote:
> Hi Hackers,
>
> Attached is the updated patch which includes the fix for Download CSV fail
> in SQL_ASCII database, which is RM3250
> <https://redmine.postgresql.org/issues/3250;
> This should fix RM3289 and RM3250. As they interrelated, sending the
> combined patch.
> Kindly review.
>
This is definitely looking better - both view and save now work as
expected. However, using the test data the I posted upthread, if I try to
edit a value (in this case by adding a couple of chars to the end of the
data in row 2) I get:
2018-06-18 16:41:40,895: SQL pgadmin: Execute (void) for server #1 -
DB:ascii (Query-id: 3093186):
UPDATE public.ascii SET
data = %(data)s::text WHERE
id = '2';
2018-06-18 16:41:41,027: INFO werkzeug: 127.0.0.1 - - [18/Jun/2018
16:41:41] "POST /sqleditor/save/2805058 HTTP/1.1" 500 -
2018-06-18 16:41:41,042: ERROR werkzeug: Error on request:
Traceback (most recent call last):
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/werkzeug/serving.py",
line 270, in run_wsgi
execute(self.server.app)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/werkzeug/serving.py",
line 258, in execute
application_iter = app(environ, start_response)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1997, in __call__
return self.wsgi_app(environ, start_response)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1985, in wsgi_app
response = self.handle_exception(e)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1540, in handle_exception
reraise(exc_type, exc_value, tb)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1982, in wsgi_app
response = self.full_dispatch_request()
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1614, in full_dispatch_request
rv = self.handle_user_exception(e)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1517, in handle_user_exception
reraise(exc_type, exc_value, tb)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1612, in full_dispatch_request
rv = self.dispatch_request()
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
line 1598, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File
"/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask_login.py",
line 792, in decorated_view
return func(*args, **kwargs)
File "/Users/dpage/git/pgadmin4/web/pgadmin/tools/sqleditor/__init__.py",
line 776, in save
default_conn)
File "/Users/dpage/git/pgadmin4/web/pgadmin/tools/sqleditor/command.py",
line 829, in save
item['sql'], item['data'])
File
"/Users/dpage/git/pgadmin4/web/pgadmin/utils/driver/psycopg2/connection.py",
line 975, in execute_void
self.__internal_blocking_execute(cur, query, params)
File
"/Users/dpage/git/pgadmin4/web/pgadmin/utils/driver/psycopg2/connection.py",
line 629, in __internal_blocking_execute
cur.execute(query, params)
File
"/Users/dpage/git/pgadmin4/web/pgadmin/utils/driver/psycopg2/cursor.py",
line 176, in execute
return _cursor.execute(self, query, params)
UnicodeEncodeError: 'ascii' codec can't encode characters in position
19-21: ordinal not in range(128)
>
> On Fri, Jun 15, 2018 at 2:33 PM, Aditya Toshniwal <aditya.toshniwal@
> enterprisedb.com> wrote:
>
>> Hi Dave,
>>
>> On Fri, Jun 15, 2018 at 2:08 PM, Dave Page <[email protected]> wrote:
>>
>>> Hi
>>>
>>> On Thu, Jun 14, 2018 at 7:05 AM, Aditya Toshniwal <
>>> [email protected]> wrote:
>>>
>>>> I am sorry I missed the attachment. :(
>>>> PFA.
>>>>
>>>
>>> It looks like the encoding names are getting munged somewhere. I see
>>> you've accounted for that to some degree in connection.py (you have both
>>> SQL_ASCII/MULE_INTERNAL and SQLASCII/MULEINTERNAL), however it doesn't seem
>>> to be enough as I'm getting the following error when trying to download CSV
>>> from the query tool. Can we ensure that conn.encoding contains an un-munged
>>> value at all times, or is that coming from psycopg2?
>>>
>> That is done by pyscopg2 and conn.encoding is a psycopg2 connection
>> property.
>>
>>
>>>
>>> 2018-06-15 09:32:28,799: INFO werkzeug: 127.0.0.1 - - [15/Jun/2018
>>> 09:32:28] "GET /sqleditor/query_tool/download
>>> /2732923?query=SELECT%20*%20FROM%20public.sql_ascii%0AORDER%
>>> 20BY%20id%20ASC%20&filename=sql_ascii.csv HTTP/1.1" 500 -
>>> 2018-06-15 09:32:28,801: ERROR werkzeug: Error on request:
>>> Traceback (most recent call last):
>>> File "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/werkzeug/serving.py",
>>> line 270, in run_wsgi
>>> execute(self.server.app)
>>> File "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/werkzeug/serving.py",
>>> line 260, in execute
>>> for data in application_iter:
>>> File "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/werkzeug/wsgi.py",
>>> line 870, in __next__
>>> return self._next()
>>> File "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/werkzeug/wrappers.py",
>>> line 82, in _iter_encoded
>>> for item in iterable:
>>> File "/Users/dpage/git/pgadmin4/web/pgadmin/utils/driver/psycopg2/connection.py",
>>> line 752, in gen
>>> column_name = column_name.decode(conn_encoding)
>>> LookupError: unknown encoding: SQLASCII
>>>
>>
>> This is because there is code bug here. Below is code used to decode a
>> column name. Connection encoding and python encoding are two different
>> things. Python does not know what SQLASCII is. This will work with UTF-8
>> because python has decoder with same name. I tried to download CSV with the
>> original code without changes and it fails there too. I will fix this and
>> will send the updated patch. I should have checked this.
>> conn_encoding = cur.connection.encoding
>> column_name = column_name.decode(conn_encoding)
>>
>>
>>>
>>> --
>>> Dave Page
>>> Blog: http://pgsnake.blogspot.com
>>> Twitter: @pgsnake
>>>
>>> EnterpriseDB UK: http://www.enterprisedb.com
>>> The Enterprise PostgreSQL Company
>>>
>>
>>
>>
>> --
>> Thanks and Regards,
>> Aditya Toshniwal
>> Software Engineer | EnterpriseDB Software Solutions | Pune
>> "Don't Complain about Heat, Plant a tree"
>>
>
>
>
> --
> Thanks and Regards,
> Aditya Toshniwal
> Software Engineer | EnterpriseDB Software Solutions | Pune
> "Don't Complain about Heat, Plant a tree"
>
--
Dave Page
Blog: http://pgsnake.blogspot.com
Twitter: @pgsnake
EnterpriseDB UK: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
view thread (38+ messages) latest in thread
reply
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Reply to all the recipients using the --to and --cc options:
reply via email
To: [email protected]
Cc: [email protected], [email protected], [email protected]
Subject: Re: [pgAdmin4][RM#3289] Can't query SQL_ASCII database.
In-Reply-To: <CA+OCxowxJghshFjXCtOUiRa0qqS93pC4m-bPRhdb7Q3AWe+HnQ@mail.gmail.com>
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
This inbox is served by agora; see mirroring instructions
for how to clone and mirror all data and code used for this inbox