X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/139cea5720e3b1030ec9a10c678d723752d707f4..f535340d5af0b59c1bbdfde885b62dd483a9e38e:/docs/customize/Tokenizers.md diff --git a/docs/customize/Tokenizers.md b/docs/customize/Tokenizers.md index 6b811a9a..49e86a50 100644 --- a/docs/customize/Tokenizers.md +++ b/docs/customize/Tokenizers.md @@ -17,6 +17,11 @@ they can be configured. ## Legacy tokenizer +!!! danger + The Legacy tokenizer is deprecated and will be removed in Nominatim 5.0. + If you still use a database with the legacy tokenizer, you must reimport + it using the ICU tokenizer below. + The legacy tokenizer implements the analysis algorithms of older Nominatim versions. It uses a special Postgresql module to normalize names and queries. This tokenizer is automatically installed and used when upgrading an older @@ -52,7 +57,7 @@ NOMINATIM_DATABASE_MODULE_PATH= ``` This is in particular useful when the database runs on a different server. -See [Advanced installations](../admin/Advanced-Installations.md#importing-nominatim-to-an-external-postgresql-database) for details. +See [Advanced installations](../admin/Advanced-Installations.md#using-an-external-postgresql-database) for details. There are no other configuration options for the legacy tokenizer. All normalization functions are hard-coded.