From: | Seref Arikan <serefarikan(at)gmail(dot)com> |
---|---|
To: | Seref Arikan <serefarikan(at)gmail(dot)com> |
Cc: | Carlos Carcamo <eazyduiz(at)gmail(dot)com>, PG-General Mailing List <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: help with a procedure |
Date: | 2014-06-05 16:14:23 |
Message-ID: | CA+4ThdohWPp4cufk-=kXifVxaogJ6LBts3vTigrAPLvvG4GExw@mail.gmail.com |
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Thread: | |
Lists: | pgsql-general |
Sorry, I meant: "calling a stored procedure you'll write in postgres from
php"
On Thu, Jun 5, 2014 at 5:13 PM, Seref Arikan <serefarikan(at)gmail(dot)com> wrote:
> Hi Carlos,
> When you say procedures, do you mean calling a stored procedure you'll
> write from php? Or executing the individual INSERT from php sequentially?
> For the first scenario, you'd need to write a postgresql stored procedure
> (I suggest you google: PL/pgSQL tutorial) and call the from php. For the
> second, well, it is exactly what I said before: you'll need to open a
> connection to postgres, execute your statements under a transaction and
> commit. I'd suggest you either search for php and postgres or ask this to a
> php mail group. Your goal here appears to be understanding how to call
> postgres from php.
>
> Regards
> Seref
>
>
>
>
> On Thu, Jun 5, 2014 at 5:03 PM, Carlos Carcamo <eazyduiz(at)gmail(dot)com> wrote:
>
>> Thanks for answering...
>> I'm using php with postgresql 9.1, I have never used procedures with php,
>> I'm new with postgresql
>>
>>
>> 2014-06-05 9:45 GMT-06:00 Seref Arikan <serefarikan(at)gmail(dot)com>:
>>
>> Hi Carlos,
>>> Unless I'm missing something here, your queries are probably being
>>> called from a programming language (java/c# etc) and your database access
>>> api should support transactions. If you perform both operations under the
>>> same db transaction and commit your transaction things should be fine. If
>>> there is a problem with the first INSERT, your api should throw an
>>> exception and you won't be able to commit the transaction (you may/may not
>>> need to call rollback in your catch block), so it'll either be both calls
>>> executed or none.
>>>
>>> You may want to read about how db transactions are handled in your
>>> programming environment.
>>>
>>> Regards
>>> Seref
>>>
>>>
>>>
>>> On Thu, Jun 5, 2014 at 4:36 PM, Carlos Carcamo <eazyduiz(at)gmail(dot)com>
>>> wrote:
>>>
>>>>
>>>> 2014-06-05 9:32 GMT-06:00 Carlos Carcamo <eazyduiz(at)gmail(dot)com>:
>>>>
>>>> Hi everyone, I wonder if you could help me with a procedure that I
>>>>> would like to perform in postgresql.
>>>>>
>>>>> I have an insert query like this:
>>>>>
>>>>> INSERT INTO products (product_id, description, price, qty, ...) values
>>>>> ('01', 'some description', 10.15, 5, ...)
>>>>>
>>>>> then if there is no problem, perform another query like:
>>>>>
>>>>> INSERT INTO store(store_id, description, price, qty, ...) values
>>>>> ('02', 'some description', 10.15, 5, ...)
>>>>>
>>>>> So the second query depends of the first query, if the first one
>>>>> succeed the second will perform the second insert
>>>>>
>>>>> I would like to do something like:
>>>>>
>>>>> SELECT myProcedure(product_id, p_description, price, qty, store_id,
>>>>> store_description );
>>>>>
>>>>> waiting for a response from procedure, maybe true or false.
>>>>>
>>>>> Thanks in advance...
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> "El desarrollo no es material es un estado de conciencia metal"
>>>>>
>>>>
>>>> Sorry, the second query looks like:
>>>> INSERT INTO store(store_id, description, product_id, price, qty, ...)
>>>> values ('02', 'some description', '01', 10.15, 5, ...)
>>>>
>>>> --
>>>> "El desarrollo no es material es un estado de conciencia metal"
>>>>
>>>
>>>
>>
>>
>> --
>> "El desarrollo no es material es un estado de conciencia metal"
>>
>
>
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