Re: Any method to get primary key matching a given value ?
| From: | Karl DeSaulniers | Date: | Sat, 20 Aug 2016 10:30:59 +0000 |
| Subject: | Re: Any method to get primary key matching a given value ? | ||
| References: | 1 2 3 | Groups: | php.db |
| Request: | Send a blank email to php-db+get-49111@lists.php.net to get a copy of this message | ||
Hey Ratin,
Have you looked into the table column named 'pk' inside table_info?
That is where a column is indicated to be a primary key or not.
Best,
Karl DeSaulniers
Design Drumm
http://designdrumm.com <http://designdrumm.com/>
> On Aug 18, 2016, at 6:51 PM, Ratin <ratin3@gmail.com> wrote:
>
> Hi Karl, Thanks a lot for your response, I think INFORMATION_SCHEMA is not available for
> sqlite database. I had to built up the whole query with php using PRAGMA table_info(tablename),
> looking at the pk entry, when its 1, get the column name, and then update the sql statement based on
> that. A bit of work, wouldve been much simpler if a method was provided, but oh well ..
>
> Thanks again
>
> Ratin
>
> On Thu, Aug 18, 2016 at 2:53 PM, Karl DeSaulniers <karl@designdrumm.com
> <mailto:karl@designdrumm.com>> wrote:
> Hi Ratin,
> Going to take a stab at this one.
> Have you looked into INFORMATION_SCHEMA.COLUMNS for your query?
> Might be where you want to look for what you are trying.
> Sorry can't help more.
>
> Best,
>
> Karl DeSaulniers
> Design Drumm
> http://designdrumm.com
> <http://designdrumm.com/>
>
>
>
>
> > On Aug 18, 2016, at 1:27 PM, Ratin <ratin3@gmail.com
> > <mailto:ratin3@gmail.com>> wrote:
> >
> > I'm writing the generic get that works on different tables having different
> > primary keys but the argument of get is always the primary key , i.e. get
> > request is -
> >
> > get (column name, value)
> >
> > the value is always the primary key value.
> >
> > It looks like it would be a pretty standard method but I cant find a method
> > like that. Anybody have any clue?
> >
> > Thanks
> >
> > Ratin
>
>
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