Brad Fitzpatrick brad at
Thu Jun 23 08:50:30 PDT 2005

You can just cache a table version number in each row's day.  So

94110 -> "1/San Francisco, CA"

And then you fetch 94110, split the version/city apart, see if the version
matches your table version.

On Thu, 23 Jun 2005, Eamon Daly wrote:

> Any feel for when namespaces and clearing by namespace might
> be implemented? We want to cache some really large tables of
> zipcodes, but it doesn't make sense to cache entire tables
> when only 5-10% of the rows are ever hit. We'd like to cache
> rows as they're requested, but then there's no way to delete
> all of them when the underlying table is updated.
> ____________________________________________________________
> Eamon Daly

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