Elasticsearch find duplicate values When a new article is available I want to determine how unique the article's content is before I publish it on my site, so that I can try and reduce duplicates. Skip duplicates on field in a Elasticsearch search result. Right now I have 2 solutions: Script query where I concate the fields I want to find any "foo"s that have duplicate entries in the "properties" array. only return unique values for search results - Elasticsearch. Click on Visualize to open a visualization of the top values of your field: Sorry if this has already been asked; I've mostly seen questions of how to deal with duplicate documents in the result set, but not how to actually locate and remove them from the index. I tried using "match" and "more_like_this" but they don't seem to return the exact duplicates, but rather a near-duplicate ones. Currently I am talking about 100,000 messages. 1 Filter based on different values for the same field in different documents. Elasticsearch delete duplicates. condition): This will open a menu containing the top 5 values of this field, followed by a button labelled Visualize. For example two different documents has name: "pawan" and name: "paw-an" we would like to treat them as same document. 4: 3449: July 20, 2022 Duplicate documents in Elasticsearch. By default, 10 documents are returned, which we don't need. Each document contains multiple fields with hashtags, which can be extracted using a custom hashtag analyzer. g. Hot Network Questions US phone service for long-term travel I have a ELK Dashboard which consumes data from kafka. I would like to add a group_id field which will indicate to which group of "content" duplicate documents it belongs. OutOfMemoryError: Java heap space. Find unique field values in ElasticSearch using Spring Data ElasticsearchRepository. Load 7 more related questions Show fewer related questions Sorted by: Reset to default Know someone who can answer is there a way to decide which one among the duplicates ES will choose? say i have documents that i want to collapse on field1, but those documents have different field2 values, and i want to be able to arbitrarily choose which one? if it helps, in my specific case, i finding duplicate field values in elasticsearch. How to get Elasticsearch query to find duplicate values of one field and return the value of another like GROUP BY. If you are running Elasticsearch with the default settings on the latest 1. GET /test/_search { "collapse": { "field": "id" } } Prior to this feature being added into Elasticsearch, using a terms aggregation with top hits was the best way to achieve this. dadoonet (David Pilato) December 18, How to identify and remove duplicates in Elasticsearch index. the above one is correct please let me know. My mapping looks something like this: "type": { "properties": finding duplicate field values in elasticsearch. 1 recently we observed an issue and below are the points for it. 15 Index structure { 4, user4@gmail. Querying and filtering unique documents in ElasticSearch. Thanks @ jzzfs, i would like to avoid check if document exists before inserting data, i would like to delegate this task to elasticseach and i read in the docs that if you set your dataframe id as the _id elasticsearch never insert a duplicate, it just updates the existing one. id occurs in ES doesn't auto-magically remove "duplicates" (your own definition of a duplicate record). Make use of Reindex API. Elasticsearch: Find duplicates by field. Viewed 164 times 0 Elasticsearch 7. For example email. 32 Remove duplicate documents from a search in Elasticsearch. During this operation, update the _id (I've mentioned the script) Now, I want an endpoint to hit that would return me all of the possible host values for that customerCode so that I can build a dropdown list in my front end to select a value to send to that findByCustomerCodeAndHost endpoint, something like: List<String> findUniqueHostByCustomerCode(String customerCode) finding duplicate field values in elasticsearch. You can not directly get the first five nested documents sorted by completeTime as search response contains whole objects that are stored in the index. My understanding is that different shards may sort duplicate field values in different orders. 12. I started by trying to detect duplicated items with the following query. Follow edited Apr 2, 2019 at 14:43. All you need to do is modify the solution query to count each occurrence of unique value instead of counting the unique values themselves. That means I need to write query like sql: select userName, count(*) from es_index group by userName having count(*) > 1 finding duplicate field values in elasticsearch. That would give you a single stream of results with related docs next to each Hi All, I need to know, if Elasticsearch has some feature to find the duplicate documents or documents counts if I want to see how many documents are having same In this article, we learned how to find unique values in Elasticsearch using the `unique` aggregation. To search for duplicates in a fixed range of cells, i. ElasticSearch - merge/combine the results by group. I have an ES index with tons and tons of exact duplicates. e. How to deduplicate and perform aggregations using single Elastic search query? 0. > Skip to main content. 5 so may be its too old for such features. Without this, if you have more than 10 unique values, only 10 values are returned. lang. I have an index on 4 shards and when I do search operation on it, with _doc as the sort field then I get different results, some with duplicate sort values. A similar solution is explained in article "Accurate Distinct Count and Values from Elasticsearch". So for the records that contains other values such as 101325 should not be returned even if they contain 101325. Link: Cardinality Aggregation. Below is my code. The elastic was crushed because java. Elasticsearch. in java I'm using query builder. I can do that for one field using facets, but what if I need to do it against more than one field. It can happen due to various reasons and, normally, we try to avoid it as Please go easy on me as I have never even heard of ElasticSearch before and I have done a lot of Googling but nothing seems to do what I want. CarenRose. the only way I found is using script: ElasticSearch Scripting: check if array contains a value. 2. Using 2. Load 7 more related questions Show We have certain documents stored across multiple types with translated values, for example, US and ES types has same document but with different values in title fields. Dynamic Mapping: { "Registry" : "ARIN" } }, . Here is what you can do. Unique counts in elastic search for unique IDs. values 0 Elasticsearch array only gives uniques to aggregation script How to display duplicate values of a particular field in Kibana Loading > Is there any technique To eliminate duplicate documents while search in elastic-search. The purpose of this work is the fetch all the unique names from the elasticsearch database. Modified 1 year, i would like to know how can i filter it to get all documents where the field value is duplicating whitout knowing its exactly value. This is to make possible the somewhat "duplicate documents spotting". This is on Elasticsearch 6. Ask Question Asked 1 year, 10 months ago. Improve this question. Follow Finding duplicates in Elasticsearch. Load 7 more related questions This Bash script checks for duplicate documents in an Elasticsearch index based on a specified field. It is possible to retrieve entire document holding max value using top hits aggregation 99999 is being returned as the top id, but there are definitely ids in the 100k+ range. Why not use the hash_file field's value as the document id, so that there are unique documents for each given hash value and you do not need to worry about checking for duplicates. I am trying to run an Elasticsearch terms aggregation on multiple fields of the documents in my index. There are 100 records which are fed to elastic se Is this possible with scripting disabled? It depends on what you mean by having scripting disabled. Ideally you should have indexed the same document with same type and id since these two things are used by ElasticSearch to give a _uid unique id to a document. Also, my requirement is that the list of returned user s MUST be comprehensive (ie. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have news articles form multiple sources saved and each source have different category I need to write a query which will reverse time sort the article in chunks of 15 at a time also I don't need more than 3 articles from a particular source I am using the below query but the results are wrong can any one tell me what am I doing wrong. I'm getting duplicates in my last page of results. So it turns out that the find in this case was specific to Grafana (the dashboarding tool I took the query from. Load 7 more related questions Show fewer related questions Do you have any efficient suggestion for avoiding duplicate values like querying multiple queries or hacky way to get fields from _parent document or denormalized data is the only way to handle this kindle of problem? finding duplicate field values in elasticsearch. It constructs and executes a query to find documents with duplicate values in the Next, you could use a nested aggregation to aggregate on the nested objects. The "size":10000 means get (at most) 10000 unique values. I was hoping that Elasticsearch would have something integrated, but this is working as well. Make sure the mapping is exact to that of source_index; Using Reindex API, reindex that particular document from source_index to desitnation_index. The user inputs a value and I need to find records where the value is between the min and max fields. At least one of the aforementioned fields will need to have a non-duplicate value here. The goal is I’m having duplicate records in my indexes. Records PUT items/1 { "language" : 10 } PUT items/2 Python ElasticSearch Query with Tons of Duplicate Documents. For Example : Suppose I have following doc in Es doc 1 : { name : There have been similar question asked to this (see Remove duplicate documents from a search in Elasticsearch) but I haven't found a way to dedup using multiple fields as the "unique key". Hot Network Am querying ElasticSearch using Java API and am getting lot of duplicate values. I am trying to find an effective way to count unique contacts. Then, you need to use a terms aggregation on field1. /* checks for unique keynames in array */ const checkForUnique = (arrToCheck, keyName) Trying to work out how to access an item in an ArrayList. Hot Network Questions I have a following format which has duplicate ID field. Using aggregate queries you can find duplicated fields in you ES index: e. Hot Network Questions Coq: unfold a class nested in After the failure I tried to see if I could even find duplicates in each individual index: { "size": 0, "aggs": { "type_count so if it does not match the exact "_count" value, thats expected. You can count duplicates via a scripted_metric based solution. The goal here is to find duplicate objects, which is something you could achieve by running a You could use the scroll api to do a single search across both indices sorted by customer-Id. Avoid duplicate documents in Elasticsearch. 1: 981: June 23, 2017 Home ; From what I understand, this is not possible because of the way ES indexes invert the array items (please correct me if this is not the case). 1,316 1 1 gold badge 14 14 silver Since you have only two documents stored in the index (or at least there are two documents that match your query), those two documents will be returned to you within SearchResponse. Modified 3 years, 11 months ago. should i construct "if. But now I am getting duplicates values for other column. Hot Network Questions Dehn-twist on punctured 3-manifold I am using Elasticsearch 2. Getting all documents in Elasticsearch where a How would I get the values of all the languages from the records and make them unique. I found a similar question How to do multiple "match" or "match_phrase" values in ElasticSearch. Here's a simple example to illustrate a bit of what I'm looking for: Say this is Hi, I need to find duplicate docs which is determined by multi fields, and I want to run this operation daily. What would be an ES6 compliant way to detect the duplicate data here? A Set based solution makes sense for when there's just one field that . How can I aggregate on elasticsearch only values that occur in both indices? 9. Mapping: I am writing to ask if there is a way in Elasticsearch to get a count of all documents that have duplicates in a field: Consider a document in Elasticsearch that look like following: { "duplicated-attr": "test test" } This very simple document has one field: duplicated-attr; and has as it value test test. In the end I used this site and used the code from there. Ask Question Asked 2 years, 5 months ago. 4 or 1. Removing duplicates from search results. One of the columns Databaseworkedwith is a semicolon separated list of values so I used split and then explode to create new row for each value. Learn how to detect and remove duplicate documents from Elasticsearch using Logstash or a custom Python script. How to deduplicate and perform aggregations using single Elastic search query? 1. Note that some user s will appear in multiple records, and not all records have a user . Many systems that drive data into Elasticsearch will take advantage of Elasticsearch’s auto-generated id values for newly inserted documents. Elasticsearch: Remove duplicates from search results of analyzed fields. Counting records in elasticsearch by avoiding duplicates. Fetch unique values from a field in elasticsearch. Doc1: country: [US, US, GB, US] Doc2: country: [US, GB] I need a query that when looking for country:US will assign a higher score to Doc1 than Doc2 since US appears multiple times in the country field of Doc1, while it will assign the same score to the two documents when looking for country:GB as Find duplicates inside object in kibana. Below I outline two possible approaches: 1) If you don't mind generating new _id values and reindexing all of the documents into a new collection, then you can use Logstash and the fingerprint filter to generate a unique fingerprint (hash) from the fields that you are trying to de-duplicate, and use this fingerprint as the _id for field collapsing is only supported in ES 5. Elastic Search- Fetch Distinct Tags. 2), then you can still use dynamic scripting, but it is limited to sandboxed languages. 1 Like. Is there a way to not to duplicate other column and instead have null in them. I am having duplicates entries in my index and I want to find out only Top hits aggregation find the value from the complete result set while If you use } } This aggregation comes with some responsibility, You can find the below ElasticSearch documentation to understand it better. How to map mongo Js Before i have a script which did write data with many duplicates. Search for documents with the same value in Elasticsearch. ids have a count of more than one. 6 Elasticsearch: Find duplicates by field. 4 Removing duplicates from search results. Viewed 144 times 0 This is Finding duplicates in Elasticsearch. How can i use query (update_by_query) to keep just the first value ? Thank you I make a query to a server in which it has duplicate data by date. Rest of duplicate results filtered out ] } } Desired Results: finding duplicate field values in elasticsearch. What I was planning to do is: load the data from some csv files normalize the fields (phone numbers, addresses) load the data into Need to find unique string values that are in list field. However, if the data source accidentally sends the same document to Elasticsearch multiple times, and if such auto-generated _id values are used for each document that Elasticsearch inserts, then this same document will be stored I want to get the unique values from elasticsearch in the field named "name", i do not know how can i put the condition where the values have to be unique. How to stop duplicate data. This function is modular and can be reused throughout the code base. Hot Network Questions Meaning of the diameter of a space-distorting object Can not load shapefiles in QGIS 3. So for my unfortunately did not fit. 32. alfianaf (Alfian Aulia Firdaus finding duplicate field values in elasticsearch. How to get duplicate field values and their count in Elasticsearch. 11. Is there a way to single out a field and remove all duplicate results when only one field is the same in an elasticsearch query? For example, all my results currently return a url field. Finding unique documents in an index in elastic search. i am getting some duplicate results searching in kibana's discover search bar in some documents fields, i wanto to get an unique document from each time of the duplicates. It's a LOT more complicated than I thought it was going to be. So, try to remove all backup configs from /etc/logstash/conf. package. ElasticSearch Delete By Query - delete multiple values. 5 release (currently 1. Unless of-course you specifically need the documents to have Q: What is the Elasticsearch get distinct values for field API? The Elasticsearch get distinct values for field API allows you to retrieve a list of all the unique values for a specified field in an index. 5. Thanks for a suggestion. now we want to delete 1643 duplicate records from index, with out I have a system that pulls in articles and stores them in an elasticsearch index. Thanks to all the post above. The `unique` aggregation can be useful for a variety of purposes, such as As you have seen in this blog post, it is possible to prevent duplicates in Elasticsearch by specifying a document identifier externally prior to indexing data into Hi, I need to find duplicate docs which is determined by multi fields, and I want to run this operation daily. Elasticsearch find similar strings in string array. profile (both defined as a Finding all documents with duplicate properties - Elasticsearch Loading Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Hi All, I need to know, if Elasticsearch has some feature to find the duplicate documents or documents counts if I want to see how many documents are having same values against two or more fields. Your requirement: "I'd like to obtain the two documents, A2 and A3. I clarify the dates are duplicated: finding duplicate field values in elasticsearch. Adding updated es6 function to check for unique and duplicate values in array. Hot Network Questions The issue here is I need to find the duplicates amongst these documents. What I except is the query should return the two records in my example. I would like to get a list of data but has some same values that i would like to get rid of. If config files are more than 1, then we can see duplicates for the same record. due to a bad log treatment, the value of some fields is duplicated like : fields_duration : 373, 373. Hot Network Questions How quickly can Zeus get to his destination? Legally binding Infernal Contracts Elasticsearch: Find duplicates by field. The "size":0 means that in result, "hits" will contain no documents. Here's my query: "query": { "query": which has duplicate values across docs. if there exists a record with a certain user , then that user MUST appear in the list of results). – After an errored data migration (without any backup obviously), I have to find all documents that are some duplicates. Elasticsearch Aggregation doesn't work the way it should. 0 How to group by in elastic search. Commented Jul 7, 2017 at 7:04. 4. Related questions. Elasticsearch: Elasticsearch: Find duplicates by field. I understand it this way, that one or some action. Elasticsearch query to find duplicate values of one field and return the value of another like GROUP BY I need to identify duplicate records for a specific file_id. Much appreciated your Hi, I have events which contains a numeric field action. I saw the above result and query will work fine if you need to check single column value which are duplicate. For example columns are col1,col2,col3,col4. Because this data was migrated from an earlier version, there's a subset of this type that is duplicated; that is, the what if i have 10 different query params from the api to be used in search query and some of the query params have values, some of them may not. Hot Network Questions Subject verb agreement - I as well as he is/am the culprit Here I am trying to get the attribute_name on the basis of query customer the Problem here is there is lots of duplicate value in attribute name which I want to discard , can someone pls help me with . 10. I know I cloud achieve this with an aggregation but I'd like to stick with a search, as my query is a bit more complicated and as I'm using the scroll API which doesn't work with aggregations. - mukiin/Elasticsearch-Duplicate-Document-Checker-Script I want to find duplicate values and if there are duplicate values then I sort based on the last update, so what I take is the newest one, how do I do aggregations? I've tried this aggregation. I consider two documents How would you approach this challenge of identifying fuzzy duplicates with ElasticSearch? I already struggle to write a (general How do I check for duplicate data on ElasticSearch? 5. given two &quot;foos&quot;: &quot;foo1&quot;: { &quot;properties&quot;, [ {&hellip; I have a document type "foo" with an array of nested documents called "properties". Elasticsearch nested aggregations return duplicate value. If not, then there is no way to separate duplicate documents from the genuine ones. How to find all duplicate documents in ElasticSearch. Elastic 8. 5. What is wrong with my configuration? ElasticSearch doesn't provide any query by which you can get distinct documents based a field value. Stack Overflow. This is a good method to do this since I can't know if table will have unique values by itself, like ID or something else. Many of these results have a different title field, and so won't be filtered with most duplicate filtering methods. we store data for every 15 mins interval and we get time stamp from our input file (ex: 05:00, 23:15, 20:30, 11:45 ) recently we observed our input file at 23:15 has 1890 records, but index has 3533 records. Is there any way to do it? We are using ElasticSearch 1. we are using elasticsearch 7. d directory. Elasticsearch filter document ids with same field values count. Find documents that match whole query in elasticsearch. Elasticsearch query to find duplicate values of one field and return the value of another like GROUP BY. 2 Elasticsearch - How to return distinct documents for certain fields. I need to match the same values with two different index's and 4 fields in total and then get the results if all four only matches. since i'm starting to use this i don't know how to Wrong values returned by Elasticsearch's script_field for array. x by enforcing strict duplicate validation: One other thing to consider is that any scenario where the values for the duplicate field are different, Elasticsearch query to find duplicate values of one field and return the value of another like GROUP BY Hot Network Questions Does there exist a nontrivial "good" set? But some of our documents have similar value. but it still not working fore me: Query: Check out Field Collapsing - its designed to give you 1 search result per "field". is any script available. unique records in elastic search. Two ways to find these documents: find documents that have the same _id field; find documents that have the same "primary key" field (there is 3 fields that make a document unique "profileId", "linkId" and "type" fields) If that hash exists in document records it will be ignored for inserting values in document. Elasticsearch terms aggregation with occurrences. When I filter action. I have three fields which should not be identical for two documents. Load 7 more related questions Show fewer related questions Sorted by: Reset to Everything was fine, but I've noticed that all values captured by the grok pattern is duplicated. 3. 15. d directory and perform logstash restart. Elasticsearch - Count duplicated and unique values I need also same kind of count but that field is in nested properties as If I want to delete the duplicate child list for the given example what should be the query ? need help on this if I'd like to skip duplicates on parent_sku so I only have one result per parent_sku like it's possible with suggestion by doing something like "skip_duplicates": true. Thanks for the I wish to understand what exactly happens when one uses the _doc field for sorting while doing a search. I'm using elasticsearch with pyes. 6. But is there any way to delete just the "duplicate" value and skip the original one? tldr can I delete one from two same docs value? Any help is appreciated, Thanks. 34. This can be useful for getting a quick overview of the data in your index, or for identifying any duplicate values. " implies that you need to index each of those documents separately, not as an array inside another "parent" document. x allows duplicate fields to be indexed into documents: #19614 This was fixed in 6. I think "match" can work, but I couldn't figure out how to match a value with any similar value in the list. finding duplicate field values in elasticsearch. 0 ElasticSearch duplicating indexes. I believe the first part of the solution will be to identify a set of values that if used together will be unique for a document. Obtain records based on matching key value pairs and comparing date in Python. The duplicate documents are all exactly the same, down to the millisecond on the timestamp, they are identical. Elasticsearch: Remove duplicates from index. Is it possible to filter duplicates based on a single field? I understand you want to find duplicates with terms aggregation with values from two fields. 5 Elasticsearch find duplicates documents by column value. In this formula, we selected the whole B column. Hot Network Questions The Clara font family removes bolded characters sequence Creates class and POST /mv/_bulk?refresh { "index" : {} } { "a": 1, "b": [2, 1] } { "index" : {} } { "a": 2, "b": 3 } POST /_query { "query": "FROM mv | LIMIT 2" } Elasticsearch return unique values for a field. Elastic Search Unique Field Values. 1 Elasticsearch return unique string from array field after a given filter. 13-Prizren using MacBook Pro A SAT Hello, Can anyone help me on this please?. Prevent duplicates in Elasticsearch object array upon insert. ElasticSearch - Unique counts in nested array. Elasticsearch - How to return distinct documents for certain fields. It should only have the following value: test, and thereby be stored in Finding duplicates in Elasticsearch. 2, so this query might just not be compatible with newer versions. Example documents in ElasticSearch: I am analyzing stack overflow survey data. Stack How to find all duplicate documents in ElasticSearch. Therefore when you get a different shard for each request, from the image above. find 3 documents that have the same value in field Uuid ElasticSearch: Finding documents with multiple identical fields. Improve this answer. We have a type within an index that contains ~7 million documents. If you need to match values of the parent document alongside country then you To see duplicate values: with MYCTE as ( select row_number() over ( partition by name order by name) rown, * from tmptest ) select * from MYCTE where rown <=1 Share. Currently, the only built-in and sandboxed option is Lucene Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company ELASTICSEARCH - Count unique value with a condition. is there any better way. , in cells B5:B11, use the following formula: Elasticsearch query to find duplicate values of one field and return the value of another like GROUP BY. But would like to know how to come up with a query on this. ID PDE_ID Curency 1 21 USD 35 1 23 USD 34 2 25 CAD 43 3 26 INR 33 When there is a duplicate ID field , we need to pick the Aggregation distinct values in ElasticSearch. How can we get the distinct values from the Query Builder. the heap size is 32GB and 500,000,000 docs. 52. To get around this, my idea was to create a separate array called primary_item_ids, which would contain IDs In Kibana's Available fields side-menu, left-click on the field you wish to extract distinct values of (in my case, data. 4 APIs you could look at using the scroll API, sorting docs by hash and stream them out to your client code to look for duplicates in the sequence of docs. Elasticsearch find duplicates documents by column value. Here is the mapping of my index: { "mappings": { "building": { I have the following problem, I have a document that has a field 'xxx' which may have duplicate values across the entire index, I want to do a very simple thing, Elasticsearch: Find duplicates by field. – jwg2s. Elasticsearch Deduplication. 0. The script query you are trying to make won't work because fielddata arrays are immutable. group by item. There are 4 columns in the inputted JSON data. It constructs and executes a query to find documents with duplicate values in the specified field and outputs the results. The solution for you I have an ElasticSearch (6. Dedup elasticsearch results using multiple fields as unique key. – I had an elasticsearch with version 6, now I need to find duplicate documents in a index "es_index" by field "userName" with same field value. I will issue a duplicate version that your response has been approved Elasticsearch query to find duplicate values of one field and return the value of another like GROUP BY. I can't find any way to say replaceAll and then run this query. Unique constraint on field in spring data elasticsearch. I have the values in _source: "session_id" : [ "19a7ec8d", "19a7ec8d" ], As they are all duplicates (due to a faulty Grok script), I want to get rid of the duplicates: I have two documents with a field country which can contain repeated values, e. Unique id is important not only because of its way of detecting duplicate documents but also updating the same In this case I want to find all distinct values of user. Remove duplicate documents from a search in Elasticsearch. Quite often we end up having duplicates in the data we store. get results with the same field in elasticsearch. Here is how it looks in kibana: Note that the raw data like log which wasn't grok output is fine. Get all documents from elastic search with a field having same value. Count API: count query field A From the docs "The field used for collapsing must be a single valued keyword or numeric field with doc_values activated". I have many number fields, and a few text fields. Also i have a query Eliminate duplicates in elasticsearch query. elif" construct to check if value exists or not to perform search. 1. Please find my java code below, which is giving duplicate values. vulnerability. I have a rather big dataset of N documents with less than 1% of them being near-duplicate which I want to identify. 4. ElasticSearch Aggregation for Unique Field Value. I know that the base would have to be debugged, but how could I do a query like the following and return a single record per date. Get group by and distinct count of values using other field in Elasticsearch. I want to delete all duplicated documents in an index. Hot Network Questions This can be accomplished in several ways. duplicateNames with multiple fields? - Elasticsearch - Discuss the Loading I have used parent & child mapping to normalize data but as far as I understand there is no way to get any fields from _parent document. I've corrected this issue, but old duplicates still are located in elastic. The question is similar to ElasticSearch - Return Unique Values but now field values are lists Records: PUT items/1 Elasticsearch: Find duplicates by field. duplicated id for ids query of elasticsearch. I am using elasticsearch rails here, it indexes data according to the json returned from 'as_indexed_json' method. I want the indexes not to store duplicate values as this is increasing the size of my index. This impacts the results fetched with search_after param as the docs with duplicate sort value are skipped if we First off, defining what's similar is arbitrary -- but you may want to look into fuzzy match queries. About finding differences of two Using aggregation in Elasticsearch to find duplicate data in the same index. ; As you can see in the picture above, you get TRUE when there is a duplicate and FALSE when there are no duplicates. e. how to compare the values among the different documents in the search results. 9. Finally, aggregations operate on concrete values so once you've found your similar persons using the Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog Drag the Fill Handle down to apply it to the entire range. Describe the feature: Elasticsearch 5. Skip to main content. now we want to delete 1643 duplictae records from index,with out I want to check on an field of an array long type that includes some values. id to be present for these events and aggregate for count and unique count I get different values. category and item. elasticsearch; kibana; Share. Example : Index-1 : log-1 Fields : causerid , casessionid Index-2: log2 Fields: caloginid , caexpireid If all 4 matches the same value=1234 , then it has to populate the report. How to find similar tags from text using elastic search. elasticsearch query for count of distinct field value with where condition on another field. In later versions of elasticsearch we introduced the composite aggregation and terms agg partitioning to help break big requests like this one into smaller pieces. raw (for duplicates) and a top_hits sub-aggregation to get a single document for each field1 value: why I cannot use field collapsing/aggregation as described here (Remove duplicate documents from a search in Elasticsearch) -> because i need BuildingName to be n-gram analyzed and the field collapsing / aggregation works only on non analyzed fields. The solution works but my alias list contains more than 50 elements. For the sake of discussion, let say the four values (Product1,Language1,Date1,$1) define a document. Summary of steps: Create a destination_index (dummy). How can I find list of duplicate records ? Duplicate records have same offset, can you suggest the query to find list of offset with more than one count ? Or any other way to The above query will delete the duplicate values for the column mrdno. Secondly, when you query using term on a keyword field, your results will be restricted to exact matches -- somewhat defeating the purpose of similar persons. I have a mapping which has a boolean field How possible to find documents on a boolean value without specifying the name but I forgot to specify elastichsearch version is 1. . So basically what i need is a aggregation query that fetch the unique values finding duplicate field values in elasticsearch. 4 In NoSQL-type document stores, all you get back is the document, not parts of the document. Modified 2 years, 4 months ago. This is a list of a alerts turned on and off, some times i get a "falseTick" and store this data, i need to make a history of this but i can't just get the amount of true values becouse maybe some of this "true" is a "falseTick". Thanks. – Across the documents, there are many duplicates with respect to the "content" field. I am new to Elasticsearch. 8) index with min and max values for a measurement. Load 7 more related questions Show fewer related questions Sorted by: Reset to default Know someone who can Find distinct values in elasticsearch. 4 and later you might need to upgrade – alr. I've tried adding sort to sources but it still doesn't work, I've tried several ways but it still fails sometimes it comes out 1 but only old data, sometimes the order is correct from the Hello, I am currently evaluating elasticsearch for a very specific task which is removing duplicates from a contacts list, from my initial tests it looks like it would works but there are still some shadows I hope you can help me with. com, 22222, Kate, Ragan }, Each record contains something common and there are here 4 potential duplicate records when I count using each field I Sometimes you want to find duplicates regardless the case, when you want to create a case insensitive index for instance. Example: US: { "title":"Manning: Spring in Action, Third Edition" } ES: { "title":"Manning : Primavera en Acción , Tercera Edición" } So, when I search for "Manning" across all types, I only want one we are using elasticsearch 7. Ask Question Asked 3 years, 11 months ago. 6. Elasticsearch term aggregation skips some entries. I'm trying to retrieve data which ONLY contains 101325 under contributeuserids field which is an array. 19 Elasticsearch find duplicates documents by column value. in general all the 10 different query params will behave randomly. I've seen that kv filter has allow_duplicate_values parameter, but it doesn't apply to grok. A record should be considered a duplicate if the fields FirstName, LastName, MailingAddress, and This Bash script checks for duplicate documents in an Elasticsearch index based on a specified field. I know that i can get unique values by calling aggregation, but what I want to do here is to store unique values in the index. how do I find the duplicated values. 5 and 1. 0. id. Executing tests in my local lab, I've just found out that logstash is sensitive to the number of its config files that are kept in /etc/logstash/conf. I want to get only the unique values from the query (distinct value). Hot Network Questions Interval Placement Wrong calculus in Boxplot i have a problem. Right now I have 2 solutions: Script query where I concate the fields into one field and do term aggrega Elasticsearch query to find duplicate values of one field and return the value of another like GROUP BY. I need to retrieve all events, where the action. But if you need to check with more columns and would like to check the combination of the result so this query will work fine: SELECT COUNT(CONCAT(name,email)) AS tot, name I have to find every document in Elasticsearch that has duplicate properties. lcfml sdv yzvhhez ixwq ucl kgenpm eaxu otz dmo sfbyfn