On Wed, 2020-02-12 at 18:45 +0300, Dmitry Igrishin wrote: > I've implemented a PostgreSQL extension for natural sort order. I.e. > strings like "z20", "z0004", "z11", "z2" sorted in ascending order as > "z2", "z0004", "z11", "z20". > > Currently it implements the type textnso which is binary-coercible > to/from the text type. It's possible to declare table columns of type > textnso and create indexes on them. > > Details are here https://github.com/dmitigr/pgnso > > Any feedback are welcome!
I don't want to detract from this, but from PostgreSQL v10 on you can use ICU collations with the "kn-true" variant to have natural sort order.
Thanks for the point. But my extension works with default collation and UTF-8 encoding. And ICU is not required.