add migration hint for the new tokenizer default

This commit is contained in:
Sarah Hoffmann
2022-05-10 12:07:21 +02:00
parent 4002bee0c1
commit b93ef23d3f

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@@ -17,6 +17,14 @@ breaking changes. **Please read them before running the migration.**
## 4.0.0 -> master
### ICU tokenizer is the new default
Nominatim now installs the [ICU tokenizer](../customize/Tokenizers.md#icu-tokenizer)
by default. This only has an effect on newly installed databases. When
updating older databases, it keeps its installed tokenizer. If you still
run with the legacy tokenizer, make sure to compile Nominatim with the
PostgreSQL module, see [Installation](Installation.md#building-nominatim).
### geocodejson output changed
The `type` field of the geocodejson output has changed. It now contains