Re: [pgAdmin4][RM4017] Query Tool History persistence

From: Aditya Toshniwal <aditya(dot)toshniwal(at)enterprisedb(dot)com>
To: Dave Page <dpage(at)pgadmin(dot)org>
Cc: pgadmin-hackers <pgadmin-hackers(at)postgresql(dot)org>
Subject: Re: [pgAdmin4][RM4017] Query Tool History persistence
Date: 2019-03-13 09:22:07
Message-ID: CAM9w-_=t3qxCnHT1_q4gND1QPrcX=qttGvN2k7LoX1phmf_yVQ@mail.gmail.com
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On Wed, Mar 13, 2019 at 2:47 PM Dave Page <dpage(at)pgadmin(dot)org> wrote:

>
>
> On Wed, Mar 13, 2019 at 6:30 AM Aditya Toshniwal <
> aditya(dot)toshniwal(at)enterprisedb(dot)com> wrote:
>
>>
>>
>> On Wed, Mar 13, 2019 at 11:56 AM Aditya Toshniwal <
>> aditya(dot)toshniwal(at)enterprisedb(dot)com> wrote:
>>
>>> Hi,
>>>
>>> On Tue, Mar 12, 2019 at 6:27 PM Aditya Toshniwal <
>>> aditya(dot)toshniwal(at)enterprisedb(dot)com> wrote:
>>>
>>>>
>>>>
>>>> On Tue, Mar 12, 2019 at 6:14 PM Dave Page <dpage(at)pgadmin(dot)org> wrote:
>>>>
>>>>>
>>>>>
>>>>> On Tue, Mar 12, 2019 at 12:33 PM Aditya Toshniwal <
>>>>> aditya(dot)toshniwal(at)enterprisedb(dot)com> wrote:
>>>>>
>>>>>> Hi Dave,
>>>>>>
>>>>>> On Tue, Mar 12, 2019 at 4:02 PM Dave Page <dpage(at)pgadmin(dot)org> wrote:
>>>>>>
>>>>>>> Hi
>>>>>>>
>>>>>>> On Tue, Mar 12, 2019 at 7:00 AM Aditya Toshniwal <
>>>>>>> aditya(dot)toshniwal(at)enterprisedb(dot)com> wrote:
>>>>>>>
>>>>>>>> Hi Hackers,
>>>>>>>>
>>>>>>>> Attached is the patch to make query history persistent. The number
>>>>>>>> of records to persist is configurable using MAX_QUERY_HIST_STORED (config.py)
>>>>>>>> which is per user/server/database based (currently set to 20). Records will
>>>>>>>> be stored in the sqlite3 db.
>>>>>>>> Test cases are included.
>>>>>>>>
>>>>>>>
>>>>>>> Some initial review comments:
>>>>>>>
>>>>>>> - When first clicking the History tab, the top query is selected and
>>>>>>> details shown, *except* the SQL query in the details panel. It displays
>>>>>>> correctly if the query is clicked.
>>>>>>>
>>>>>>> - The date is shown in two different formats on the history panel:
>>>>>>> "Mar 12 2019" in the list, and "03/12/2019" on the details panel. They
>>>>>>> should be consistent.
>>>>>>>
>>>>>> I'll use the locale string here on both sides.
>>>>>>
>>>>>>>
>>>>>>> - The date in the details panel is still being shown in US format,
>>>>>>> which is confusing for me. Should we just use Date.toLocaleDateString()?.
>>>>>>>
>>>>>>> - Deleting a server should delete the users history for that server.
>>>>>>>
>>>>>>> - I think we should reference the database by name in the config
>>>>>>> database, so that if the user drops and recreates the database, they can
>>>>>>> retain the history.
>>>>>>>
>>>>>> I have implemented per user/database/server based. Here, user means
>>> pgadmin user and not database user right ? If database user, then should
>>> pgadmin user also be considered ?
>>>
>> Also, if we save by name, and if the database is renamed, we will lose
>> the history.
>>
>
> Just run:
>
> UPDATE query_history SET database = 'new_name' WHERE database = 'old_name'
> AND uid = <user_id> AND sid = <server_id>
>
> or something like that, when the database is renamed. If another user
> renames it, there's not much we can do about it (and I think drop/recreate
> is likely to be more common than renaming).
>
OK. Got it. Need to sync the history as well.

>
>
>>
>>>>>>> Thanks!
>>>>>>>
>>>>>>> --
>>>>>>> Dave Page
>>>>>>> Blog: http://pgsnake.blogspot.com
>>>>>>> Twitter: @pgsnake
>>>>>>>
>>>>>>> EnterpriseDB UK: http://www.enterprisedb.com
>>>>>>> The Enterprise PostgreSQL Company
>>>>>>>
>>>>>>
>>>>>> I have a question here. Now, the query history is loaded in view/edit
>>>>>> table data also, which I think should not. What do you suggest ?
>>>>>>
>>>>>
>>>>> Good question. I want to minimise the differences between the two
>>>>> modes, as eventually we want it to be seemless. Can we keep the history as
>>>>> it works now (i.e. no pre-loading/saving), and disable the "Copy to editor"
>>>>> button?
>>>>>
>>>> OK. I will make changes to remove View/Edit data query tool from
>>>> history persistence membership. And plus disabling the button - "Copy
>>>> to editor".
>>>>
>>>>>
>>>>> --
>>>>> 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"
>>>
>>
>>
>> --
>> 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
>

--
Thanks and Regards,
Aditya Toshniwal
Software Engineer | EnterpriseDB Software Solutions | Pune
"Don't Complain about Heat, Plant a tree"

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