Searching the text of a collection of documents or free text fields in a database to find those containing a word or combination of words.

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3
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1answer
426 views

How do I get more details on a full text catalog error?

I have an error that is repeatedly generated on a SQL Server 2005 instance running the databases for MS Team Foundation Server. 'Severity 16' occurred on INSTANCENAME Looking in the SQL Server ...
1
vote
1answer
210 views

MongoDB text index and text search

I have a mongodb collection db.articles,it has 2 keys ,"title" and "abstract".I want to do text search on these two keys.For example, the search text is "physics",and I want all the documents whose ...
1
vote
1answer
220 views

How to repair all indexes in a MySQL database?

My database got corrupted, and now the php app is throwing this error: Invalid query: Can't find FULLTEXT index matching the column list The error is not very useful, since it doesn't say what ...
1
vote
1answer
1k views

Fixing wildcard expansion resulting in too many terms error (DRG-51030)

How can I resolve the wildcard_maxterm problem in Oracle 10g? My index creation syntax is: begin ctx_ddl.drop_preference('SUBSTRING_PREF'); end; / begin ...
1
vote
1answer
655 views

Slow insert with MySQL full-text index

I use a full-text index in a MySQL table, and each insert into this table takes about 3 seconds. It seems that MySQL rebuilds (a part) of the full text index after each insert/update. Is this right? ...
0
votes
1answer
62 views

Removing some English token words (such as “are” or “or” etc.) from the system stoplist of full text search?

One of our table has full text catalog on it. It contains some data in a language other than English which makes some words such as "are", "or" useful. There is no stop list defined but these words ...
0
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1answer
151 views

mysql fulltext query is very slow

I have one table for User detail in MySql with about 500000 records in it. I have also created fulltext index on firstname, lastname field on this table. but when I am trying to search any single ...
3
votes
0answers
152 views

custom population of full text index

Is there any way to populate a full text search index without storing the backing information in the database? I don't mean using remote-blob-storage or FILESTREAM types. The backing information is a ...
3
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0answers
141 views

SQL Server fulltext_semantic_languages

When trying to install a semantic search example, I'm running into a problem. There are some steps in the example to check if the 'new' Semantic Search and Full Text Search are installed. ...
2
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0answers
30 views

Full-Text Index menu option not appearing in SQL Server Management Studio AND error when right clicking a table

I am using SQL Server Management Studio Version 11.0.3128.0 and SQL Server 2014 12.0.2361 Web Edition. I have successfully created a Full Text Catalog following these instructions: Cannot use a ...
2
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0answers
21 views

How do I get information about how an index set was created in Oracle?

A long time ago I created a CTXCAT index with an INDEX SET using ctx_ddl.create_index_set and ctx_ddl.add_index but forgot to save the DDL anywhere and now I need to recreate this index on another ...
2
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0answers
101 views

Combining full-text-search queries

I have two tables in a SQL Server database with basic fulltext indexes: CREATE FULLTEXT CATALOG table1_catalog; CREATE FULLTEXT INDEX ON table1 ( name1 ) KEY INDEX pk_table1 ON ...
2
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0answers
42 views

improving this goal query

Goal joining the two tables: tbl_quickSearchParam (fulltext search results) against tbl_product ( active products : prod_status = 1, group by prod_image_name) create table tbl_product ( ...
2
votes
0answers
540 views

SQL fulltext accent insensitive

I am using SQL Server fulltext containstable and the column which is indexed has collation Czech_CS_AS, so why when I have word "byt" it returns records with word "být" too. I thought that the ...
1
vote
0answers
26 views

Skipping stopwords (and indexing small words) for one fulltext index only, in MySQL

I have a rather odd situation where it might be preferable to not use stopwords and to have a value of ft_min_word_len equal to 1. The index in question would be dealing with only a few words per row ...
1
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0answers
53 views

Unsupported languages in Postgres Full text search

My web application supports 3 languages, English, Traditional Chinese, Vietnamese. I understand that Traditional Chinese and Vietnamese is not supported in Postgres' Full Text Search. If I were to go ...
1
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0answers
59 views

postgres - generating documents for full text search taking forever and eating up disk space

We use PostgreSQL and Django-Haystack with Elasticsearch for search on our service, and were thinking of switching to Postgres's built in full text search because of various annoyances using a NoSQL ...
1
vote
0answers
119 views

MySQL fulltext selection performance

I have 1.5M rows in a table. Following is the table create code: CREATE TABLE `jobs` ( `id` INT(8) NOT NULL AUTO_INCREMENT, `job_id` VARCHAR(50) NOT NULL DEFAULT '', `title` VARCHAR(255) ...
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0answers
48 views

Manual Fulltext index population time in SQL Server 2012

I would like to know if there is a way to see how much time did it take SQL Server 2012 to index all the data in a table? In my example I create the table, create the index and set the population to ...
1
vote
0answers
84 views

CONTAINS does not work with ROW_NUMBER

I have the following query: SELECT RowNumber = ROW_NUMBER() OVER (ORDER BY ID DESC) , ID , Name FROM Clients WHERE CONTAINS (Name, 'Jose') My client table has a single ...
1
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0answers
57 views

SQL Server Full-Text Index with Stoplist

I've searched this site and the internet in general and can't find any information which answers my question, so I thought I'd post it here. I have Full Text search operating on a database in SQL ...
1
vote
0answers
203 views

Fulltext search returning too many rows

Server: MySQL 5.1.66-0+squeeze1 My problem: I have two databases with the same tables. One is for the testing environment and one for production. When I perform a MATCH AGAINST on the prodution ...
1
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0answers
144 views

Mysql key_buffer_size already 16GB but some fulltext searches are still slow

I have a query w/ full text search which takes 5 - 10 secs. key_buffer_size is already 16GB. Table has 15 million records and has a compound fulltext index on fields: categories and company. Table ...
1
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0answers
53 views

Fulltext indexes and issuers with server startup

I have a windows server for host about 4500 data bases for same application. And this application have 34 fulltext catalogs on it, and the CHANGE_TRACKING for this fulltext index are AUTO. And the ...
0
votes
0answers
8 views

PostgreSQL query slow when using tsvector and ORDER BY despite having index

Running on a large database (around 1.5G) The following query takes about 70 seconds to run, SELECT x FROM DBText x WHERE x.status = 2 AND x.publishedTime < 4574590406397 AND x.service = ...
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0answers
33 views

Getting wrong results from fulltext search in PostgreSQL

This is the query which I am running. The keyword "exhausted" is present only in one of the rows but I am getting all 3 rows. How to avoid the rows where the keyword is not present? DDL: CREATE ...
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0answers
24 views

preventing FullTextSearch from using wildcards

I am using FTS in a sql2008 sql server and had a user complain about some searches breaking. after root cause analysis we found only searches like U.S.A. fail because FTS tries to run wildcard matches ...
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0answers
42 views

Error after moving FTData folder

I needed to move my system data files from one logical drive to another one, and I successfully did this on SQL Server 2008 R2 for everything but my Full Text data files. When I start up the SQL ...
0
votes
0answers
35 views

Full text catalog missing a keyword

We have a full text catalog on one of our databases but one keyword does not work. e.g: select * from table where name = 'jon' -- result set returns as expected select * from table where ...
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0answers
45 views

Where to download (Dutch) Postgresql Fulltext Search dictionaries

PostgreSQL enables me to configure what dictionaries I would like to use when preforming a fulltext search. The following types of dictionaries can be set: stop ispell simple snowball synonym ...
0
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0answers
29 views

Trying to search using MATCH and AGAINST keyword

// Working $query="SELECT * FROM vehicle WHERE MATCH (body_type) AGAINST ('$selected_btype' IN BOOLEAN MODE) OR MATCH(location) AGAINST ('$selected_location' IN BOOLEAN MODE)"; //Not working ...
0
votes
0answers
41 views

innodb fulltext Table handler out of memory

I am running mariadb 10 and have a large innodb table with a fulltext index. When searching I am regularly getting this error ERROR 128 (HY000): Table handler out of memory Is there some way I ...
0
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0answers
14 views

period causes results to not display

I have, as an example, the following in a mysql database table: (28,'man vs. wild','discovery',1) Info on my db: mysql 5.5.37 InnoDB utf8_unicode_ci fulltext When I do a search such as this, I ...
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0answers
28 views

Row level security and full text searching

How do you approach the problem of resolving access permissions when matching tens of thousands of users with tens of millions of documents containing unstructured data? How do you even build and ...
0
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0answers
25 views

SQL Server 2012 FTS and weird behavior with numbers

I stumbled on this weird behavior in SQL Server's Full text search. First run the following SQL-code in a database: CREATE TABLE test( id int IDENTITY NOT NULL, value VARCHAR(255), CONSTRAINT ...
0
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0answers
29 views

Postgresql Full Text Search sequence of strings

What I'm trying to do is that i have a bunch of html documents in which I need to search for certain groups of strings. I did build a ts_vector for all htmls but I seem not be able to find out if it ...
0
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0answers
23 views

MySql full text query with truncate sign strange behaviour

I'm implementing a search mechanism on a customer site. I need to find products with "full-text" matching description. However, I noticed a strange behavior. Taking for example two records: (A) ...
0
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0answers
48 views

Database that supports fast prefix matching

I have a list of potentially millions of url's, e.g. twitter.com/user1, facebook.com/user2. For every incoming other url (10K/s) I want to find the longest prefix match among all the stored url's. ...
0
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0answers
58 views

SQL SERVER 2012 Express - Can't change Thesaurus Location

I have a requirement for an application to change the location where SQL SERVER looks for the Global Thesaurus file. According to the official documentation: "You can change the location and names ...
0
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0answers
86 views

How can I decrease FULLTEXT initialization time?

I'm trying to decrease execution time of the a query. Using SHOW PROFILE, FULLTEXT initialization takes about 0.3, which is too high. Other values are at normal level. How can I decrease FULLTEXT ...
0
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0answers
90 views

full text index not being updated

I have a table that has a full text index defined on it. Change tracking is set to 'Automatic' but I can see that 'Table Full-Text Pending Changes' is set to '58429', and recently added rows (for the ...
0
votes
0answers
49 views

Simple full text search on 5000 rows is very slow

I am running this full text search on an indexed view and it is taking 20 seconds to query across 5000 rows and return 0 rows. I believe it has something to with the forward slashes because all other ...
0
votes
0answers
93 views

What is a good database design (schema) for an article search engine application?

I'm trying to make a article search engine application. There are about 1 million articles that will be stored in the DB. I've tried looking around for some similar examples, but I couldn't find any ...
0
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0answers
29 views

Searching larger documents

I'm currently developing an application where I want to use MongoDB for the main database. I'm trying to store the emails metadata inside the database. My schema: user_id (integer 32bit) -- index ...
0
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0answers
87 views

Strange behavior with context index on matarialized view

We are experiencing a very strange behavior with a materialized view on oracle. Here is the statement that we've used to create the materialized view: CREATE MATERIALIZED VIEW MY_MATERIALIZED_VIEW ...
0
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0answers
4 views

Specification for Item Advanced Search API

Does anyone know where I can find the specification for the Item Advanced Search API, that is mentioned here? http://docs.oracle.com/cd/E26401_01/doc.122/e48837/T381848T381419.htm#egoug_advsrchAPI
0
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0answers
226 views

MySQL Pre-Filter Subquery

Good Evening All, I'm trying to pre-filter a table such that the more complex MATCH ... AGAINST query doesn't need to process every row in the DB. I tried obtaining a list of identifiers (query 3) ...
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0answers
38 views

Bring relevant results based on an input search query - full text search?

The database contains information about businesses : title,name, categories, services, description ... to bring the relevant businesses to the user according to his search query I'm thinking about ...
0
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0answers
149 views

SQL Server full text indexing disabled

I have a SQL Server 2008 R2 server instance where I'm unable to use full text catalogs. It was upgraded from SQL Server 2008. When I go to the database properties of an existing database or try to ...
0
votes
0answers
435 views

What's is WITH QUERY EXPANSION MODE in MySQL Fulltext Search

MATCH (col1,col2,...) AGAINST (expr [search_modifier]) search_modifier: { IN NATURAL LANGUAGE MODE | IN NATURAL LANGUAGE MODE WITH QUERY EXPANSION | IN BOOLEAN MODE | WITH QUERY ...