If you need support for "typewriter umlauts" as well, look into Unicode normalization.
https://solr.apache.org/guide/8_9/filter-descriptions.html#icu-folding-filter Thomas Op zo 18 jul. 2021 om 19:04 schreef Walter Underwood <wun...@wunderwood.org >: > For the André/Andre case, the ASCII folding filter will do the job. > > > https://solr.apache.org/guide/8_9/filter-descriptions.html#ascii-folding-filter > < > https://solr.apache.org/guide/8_9/filter-descriptions.html#ascii-folding-filter > > > > It does not do a conversion for “typewriter umlauts”, so you might want a > character > replacement filter for those. That would convert ä to ae, ö to oe, and ü > to ue. > > wunder > Walter Underwood > wun...@wunderwood.org > http://observer.wunderwood.org/ (my blog) > > > On Jul 18, 2021, at 9:14 AM, Jörn Franke <jornfra...@gmail.com> wrote: > > > > Hi Christian, > > > > the examples you gave are not the target use case of phonetic matching. > > What you want is the SpellChecker > > https://solr.apache.org/guide/8_4/spell-checking.html. > > > > While the problem of phonetic matching partially may serve you it is more > > for queries that want to have results that SOUND like what you have > typed. > > So it would not find Testkudne (sounds completely different from > Testkunde. > > > > Best regards > > > > On Sun, Jul 18, 2021 at 2:43 PM Christian Havel < > christian.ha...@gmail.com> > > wrote: > > > >> Hi, > >> > >> I found how to add PhoneticSearch to my field definition. > >> Well, that is ok. But how can I configure this one? > >> For example if I search for "Testkudne" that a document is found that > has > >> the value "Testkunde" or if I search for "Andre" that "André“ is found, > >> too? > >> The following is my definition that is used for index and query: > >> > >> > >> > >> > >> * <dynamicField name="*_txt_de" type="text_de" indexed="true" > >> stored="true"/> <fieldType name="text_de" class="solr.TextField" > >> positionIncrementGap="100"> <analyzer>* > >> <tokenizer class="solr.StandardTokenizerFactory"/> > >> <filter class="solr.LowerCaseFilterFactory"/> > >> <filter class="solr.StopFilterFactory" ignoreCase="true" > >> words="lang/stopwords_de.txt" format="snowball" /> > >> <filter class="solr.GermanNormalizationFilterFactory"/> > >> > >> *<filter class="solr.BeiderMorseFilterFactory" nameType="GENERIC" > >> ruleType="APPROX" concat="true" languageSet="auto" />* > >> > >> Christian > >> > >
