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Questions tagged [full-text-search]

Full text search involves searching documents, usually involving unstructured text, as opposed to searching text fields in a structured database.

Full text search involves searching documents, usually involving unstructured text, as opposed to searching text fields in a structured database.

Full text search capabilities often include ranking of results by relevance, similarity matching, boolean queries, text clustering, and more.

Popular Full-text Search Tags

Popular Full-text Search Tags related to Open Source solutions.

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How can I select MySQL fulltext index entries for automplete functionality?

Is there a way to select entries from fulltext index in MySQL?
joox
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FULL-TEXT Search in SQLite

Simple question: does SQLite support FULL-TEXT searches? If not, is there any way I can implement that feature?
Alix Axel
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Inverted search: Phrases per document

I have a database full of phrases (80-100 characters), and some longish documents (50-100Kb), and I would like a ranked list of phrases for a given document; rather than the usual output of a search engine, list of documents for a given phrase. I've…
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Full Text Search in MongoDB/Node.js-mongoose-text-search

I am trying to perform full text search on MongoDB and Node.js using the mongoose-text-search plugin. I am following the example code from https://github.com/aheckmann/mongoose-text-search and my code is shown below. I keep getting an error…
srob
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Could PostgreSQL perform phonetic search over tsvector?

I have a table with four language translated columns. E. g., if there is, for example, description data, there are four columns in database: description_en, description_de, description_it and description_fr. I built an index and tsv::tsvector column…
shybovycha
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How to boost repeated values in a multiValue field on Solr

I have some repeated (same strings) data in a multiValue field on my solr index and i want to boost documents by matches count in that field. For example: doc1 : { locales : ['en_US', 'de_DE', 'fr_FR', 'en_US'] } doc2 : { locales : ['en_US'] } When…
edigu
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Django-haystack result filtering using attributes?

Can someone show me an example of how to filter fulltext search results with django-haystack using attributes? I went through the tutorial on their website but am still mot sure on how to use haystack. For instance, let's say I have a class…
Continuation
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mongodb : How do I create text index with C# driver?

For mongodb, how can I create the following index in C# ? db.reviews.ensureIndex( { comments: "text" } ) I don't see any "Text" option for IndexOptions at http://api.mongodb.org/csharp/current/?topic=html/7e62224e-33ab-098b-4e07-797c45494a63.htm
Jardalu
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Full text search MongoDB/Mongoengine

The new version of MongoDB allows Full Text Search. That part is running fine for me: db.collection.runCommand('text',{search:}) However, I'm not sure that it is possible to run it through python's mongoengine. Does anyone know if there is…
cenna75
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How can I index HTML documents?

I am using Lucene .NEt to do full-text searching. Till now I have been indexing PDF docs, but now I have a few webpages that I need to index. What's the best/easiest way to index HTML documents to add to my Lucene index? I am using .NET/C#
Prabhu
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Algorithm to recognize keywords' categories in a One-search-box-for-all model query

I'm aiming at providing one-search-box-for-everything model in search engine project, like LinkedIn. I've tried to express my problem using an analogy. Let's assume that each result is an article and has multiple dimensions like author, topic,…
phanin
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Full text search and Entity Framework v1: is it possible?

We're working in EFv1 and I'm implementing a search control with several filter options. Most of them I translate into .Where clauses and that is ok with EF. But there is one specific filter that can make my application run very slow: text search.…
Victor Rodrigues
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Sql server full text search performance with additional conditions

We have a performance problem with SQL Server (2008 R2) Full text search. When we have additional where conditions to full-text search condition, it gets too slow. Here is my simplified query: SELECT * FROM Calls C WHERE (C.CallTime BETWEEN…
hikalkan
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Compound FULLTEXT index in MySQL

I would like to make system whitch allows to search user messages, by specific user. assume having folowing table create table messages( user_id int, message nvarchar(500)); So what kind of index I should use here, if I want to search for all…
Bogdan Mart
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Recommendation needed: Rails, Postgres and fuzzy full text search

I have Rails app with a Postgres backend. I need to add full text search which would allow fuzzy searches based on Levenshtein distance or other similar metrics. Add the fact that the lexer/stemmer has to work with non-English words (it would be ok…
Wojciech Kaczmarek
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