Re: Is this doable using Postgresql crosstab or some otherfunction?
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Тема | Re: Is this doable using Postgresql crosstab or some otherfunction? |
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Msg-id | f3bd97529dd77f1f0d3235b8fc4e41cc@digikartta.net обсуждение исходный текст |
Ответ на | Re: Is this doable using Postgresql crosstab or some other function? (John R Pierce <pierce@hogranch.com>) |
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Re: Is this doable using Postgresql crosstab or some other function?
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Список | pgsql-general |
Let's say I have tens or hundreds or thousands of feature (instance) types. Each of them would need its own table. Let's say I give for the application administrator, a possibility to create new feature types? He/she merely knows what's the database is. So I need a model which is capable for offering "dynamic table structures". I already have implemented parts which allow creating these types, creating instances of them and populating those instances with data. Now I have to come up with a method for flattening that data into one view so that it can be used directly. - mika - On Tue, 10 Apr 2012 01:58:46 -0700, John R Pierce <pierce@hogranch.com> wrote: > On 04/10/12 1:52 AM, mika@digikartta.net wrote: >> >> Quite challanging, right? > > yes. > > and quite contrary to the relational data model. > > whats the point of going to all this abstraction? > > -- > john r pierce N 37, W 122 > santa cruz ca mid-left coast
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