| From: | A B <gentosaker(at)gmail(dot)com> |
|---|---|
| To: | pgsql-general(at)postgresql(dot)org, Greg Stark <gsstark(at)mit(dot)edu> |
| Subject: | Re: Dynamic table |
| Date: | 2009-06-16 13:02:56 |
| Message-ID: | dbbf25900906160602l69a3a05cufee74904cddd8b46@mail.gmail.com |
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| Lists: | pgsql-general |
2009/6/16 A B <gentosaker(at)gmail(dot)com>:
>
> 2009/6/16 Greg Stark <gsstark(at)mit(dot)edu>
>>
>> I don't think think it's fair to call this EAV actually. It sounds
>> like the integers are a collection of things which represent the same
>> thing. Ie, they're all bank balances or all distances driven, just for
>> different time periods. Storing all objects representing the same
>> thing in the same column is just a regular normalized table, not EAV.
>>
>> You might want to consider partitioning the table of integers by type
>> to facilitate dropping the old ones. But that's an administrative
>> trick, not a fundamental schema design decision.
>
> Unfortunatly there is no "type" here. One can make no distinction between
> the integers and one can not tell when they are added or dropped.
>
Or did I misunderstand you Greg?
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