# Logstash with stemmer token filter

**URL:** <https://discuss.elastic.co/t/logstash-with-stemmer-token-filter/157031>\
**Category:** Logstash\
**Created:** [November 16, 2018, 10:56am UTC](https://discuss.elastic.co/t/logstash-with-stemmer-token-filter/157031 "2018-11-16T10:56:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Inaam\_Chhida](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/inaam_chhida/32/37732_2.png) [@Inaam\_Chhida](https://discuss.elastic.co/u/Inaam_Chhida)\
**Post date:** [November 16, 2018, 10:56am UTC](https://discuss.elastic.co/t/logstash-with-stemmer-token-filter/157031/1 "2018-11-16T10:56:45Z")

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I am new with logstash, i want to use stemmer token filter. is it right to do so  
input {  
jdbc {  
# Chaine de connexion à la BDD  
jdbc\_connection\_string =\> "jdbc:mysql://localhost:3306/webpackcli"  
# User et password de la BDD  
jdbc\_user =\> "user\_name"  
jdbc\_password =\> ""  
# Chemin du fichier JDBC driver  
jdbc\_driver\_library =\> "/home/inaam/elasticsearch-inaam/logstash-6.5.0/drivers/mysql-connector-java-8.0.11.jar"  
# Le nom du driver JDBC  
jdbc\_driver\_class =\> "com.mysql.jdbc.Driver"  
# La requête à executer dans la BDD  
statement =\> "Select \* from membre"  
}  
}

filter {  
"my\_stemmer" : {  
"type" : "stemmer",  
"name" : "light\_french"  
}  
}

#Données à écrire  
output {  
#Configuration de l'écriture des logs (stdout, file...)  
stdout { codec =\> json\_lines }  
#Enregistrement dans elasticsearch  
elasticsearch {  
#protocol =\> http  
# Serveur ES  
"hosts" =\> "[http://localhost:9200](http://localhost:9200)"  
# Nom de l'index dans lequel les données sont enregistrées  
"index" =\> "membre"  
# Nom du type dans lequel les données sont enregistrées  
"document\_type" =\> "mem"  
# Id du document (pour ne pas réindexer les documents à chaque requête)  
"document\_id" =\> "%{id}"  
}  
}

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [December 14, 2018, 10:56am UTC](https://discuss.elastic.co/t/logstash-with-stemmer-token-filter/157031/2 "2018-12-14T10:56:47Z")

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