On 9/6/16 1:40 PM, Doug Doole wrote:
> We carried the ICU version numbers around on our collation and locale
> IDs (such as fr_FR%icu36) . The database would load multiple versions of
> the ICU library so that something created with ICU 3.6 would always be
> processed with ICU 3.6. This avoided the problems of trying to change
> the rules on the user. (We'd always intended to provide tooling to allow
> the user to move an existing object up to a newer version of ICU, but we
> never got around to doing it.) In the code, this meant we were
> explicitly calling the versioned API so that we could keep the calls
> straight.
I understand that in principle, but I don't see operating system
providers shipping a bunch of ICU versions to facilitate that. They
will usually ship one.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services