Peter Geoghegan <[email protected]> writes:
> On Wed, Aug 9, 2017 at 6:19 PM, Tsunakawa, Takayuki
> <[email protected]> wrote:
>> That's sad news, as I expected ICU to bring its various collation features
>> to PostgreSQL. I hope it will be easy to add them.
> The reason it is not easy is that text equality is based on strict
> binary equality.
Yeah. You can change sort order all you want, but you can't easily
change the system's notion of equality. But when people ask for "case
insensitive" collation, they generally want that too.
regards, tom lane
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