# Wild card queries do not work after normalization

**URL:** https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386
**Category:** Elasticsearch
**Created:** [June 30, 2017, 8:13am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386 "2017-06-30T08:13:50Z")
**Posts on this page:** 7
**Page:** 1

<div class="post-metadata">

### Author: ![Nazar\_Dzepchuk](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/nazar_dzepchuk/32/19199_2.png) [@Nazar\_Dzepchuk](https://discuss.elastic.co/u/Nazar_Dzepchuk)
#### Post date: [June 30, 2017, 8:13am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386/1 "2017-06-30T08:13:51Z")

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**I have next model for elastic:**  
{  
"dev-dzep": {  
"aliases": {},  
"mappings": {  
"usersearchmodel": {  
"properties": {  
"firstName": {  
"type": "string",  
"analyzer": "lowerKeyword"  
}  
}  
}  
},  
"settings": {  
"index": {  
"creation\_date": "1498805992106",  
"analysis": {  
"analyzer": {  
"standard": {  
"filter": [  
"standard",  
"lowercase",  
"stop"  
],  
"char\_filter": [  
"icu\_normalizer"  
],  
"type": "custom",  
"tokenizer": "standard"  
},  
"lowerKeyword": {  
"filter": [  
"lowercase",  
"icu\_normalizer"  
],  
"char\_filter": [  
"icu\_normalizer"  
],  
"type": "custom",  
"tokenizer": "keyword"  
}  
}  
},  
"number\_of\_shards": "5",  
"number\_of\_replicas": "1",  
"uuid": "iglps8zkRa2Q11JHgyAXeg",  
"version": {  
"created": "2040199"  
}  
}  
},  
"warmers": {}  
}  
}

**Next query doesn't work in such case:**  
POST /dev-dzep/\_search  
{  
"from": 0,  
"size": 15,  
"track\_scores": true,  
"sort": [  
{  
"id": {  
"order": "asc"  
}  
}  
],  
"query": {  
"bool": {  
"must": [  
{  
"bool": {  
"should": [  
{  
"wildcard": {  
"firstName": {  
"value": "\*lizéé"  
}  
}  
}  
]  
}  
}  
]  
}  
}  
}

**But exact match query gives correct result:**

POST /dev-dzep/\_search  
{  
"query": {  
"match" : {  
"firstName" : "Elizéé"  
}  
}  
}

---

<div class="post-metadata">

### Author: ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)
#### Post date: [June 30, 2017, 8:34am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386/2 "2017-06-30T08:34:59Z")

</div>

That's the expected behavior as wildcard queries are not analyzed.

---

<div class="post-metadata">

### Author: ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)
#### Post date: [June 30, 2017, 8:36am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386/3 "2017-06-30T08:36:07Z")

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BTW "\*xyz" is one of the worse query to run on an elasticsearch cluster. It's like a full scan...

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<div class="post-metadata">

### Author: ![Nazar\_Dzepchuk](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/nazar_dzepchuk/32/19199_2.png) [@Nazar\_Dzepchuk](https://discuss.elastic.co/u/Nazar_Dzepchuk)
#### Post date: [June 30, 2017, 10:40am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386/4 "2017-06-30T10:40:11Z")

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Is there any way to fix this when I need to find word partially. Something that I can use instead of wild card query.  
Currently I see only one option - normalize data before elastic build index and use the same normalization for wild card search query.

---

<div class="post-metadata">

### Author: ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)
#### Post date: [June 30, 2017, 11:02am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386/5 "2017-06-30T11:02:17Z")

</div>

You can try query string query: [Query String Query | Elasticsearch Reference [5.4] | Elastic](https://www.elastic.co/guide/en/elasticsearch/reference/5.4/query-dsl-query-string-query.html#_wildcards)

But again, let me paste part of the doc: [Wildcard Query | Elasticsearch Reference [5.4] | Elastic](https://www.elastic.co/guide/en/elasticsearch/reference/5.4/query-dsl-wildcard-query.html)

> Note that this query can be slow, as it needs to iterate over many terms. In order to prevent extremely slow wildcard queries, a wildcard term should not start with one of the wildcards \* or ?.

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<div class="post-metadata">

### Author: ![Nazar\_Dzepchuk](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/nazar_dzepchuk/32/19199_2.png) [@Nazar\_Dzepchuk](https://discuss.elastic.co/u/Nazar_Dzepchuk)
#### Post date: [June 30, 2017, 11:35am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386/6 "2017-06-30T11:35:00Z")

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Thanks.  
Query string query works.

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<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: [July 28, 2017, 11:35am UTC](https://discuss.elastic.co/t/wild-card-queries-do-not-work-after-normalization/91386/7 "2017-07-28T11:35:10Z")

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