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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4
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1answer
323 views

Can Oracle Text query return the terms found?

I am querying an Oracle 10g database. The database contains a table with documents that has an oracle text index. I query the database using a query like SELECT SCORE(1), title from news WHERE ...
4
votes
1answer
870 views

Alternatives to LIKE and FTS for mid name search

I have a question about what are the alternatives for LIKE '%%' and Full-Text Search when it comes to searching organisation names, firstnames, surnames, etc. The LIKE '%%' causes table scan, however ...
2
votes
2answers
391 views

MySQL Full Text index issue

I Have a table articles with following data mysql> select * from articles; +----+-----------------------+------------------------------------------+ | id | title | body ...
1
vote
1answer
243 views

MySQL full text search ranking

I found in this article the formula that MySQL use to ranking in FTS w = (log(dtf)+1)/sumdtf * U/(1+0.0115*U) * log((N-nf)/nf) Where dtf is the number of times the term appears in the ...
2
votes
1answer
519 views

Can I get similar Full Text Search functionality without using Full-Text Search?

Normally, I wouldn't post this kind of question here, but I can't seem to find anyone who has actually used SQL Server Full Text Search, so I'm posting here. I'm creating a solution for a client that ...
3
votes
1answer
719 views

FULLTEXT index ignored in BOOLEAN MODE with 'number of words' conditional

fulltext match is ignoring its index when I add a number of words conditional for its boolean mode. The selects are as follows: explain select * from seeds WHERE MATCH(text) AGAINST ("mount ...
2
votes
1answer
1k views

Are there disadvantages to using Full-Text Search in SQL Server?

Are there disadvantages to using Full-Text Search in SQL Server? Is there much of an increased CPU or memory load on the server?
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vote
2answers
901 views

Is it better to use FREETEXT or CONTAINS Full Text Searches when searching by single characters

I am trying to come up with the most efficient way to search for records in a collection of about 130,000 total records. The long, short of it is we have about 130,000 Active Directory records. I am ...
5
votes
1answer
1k views

Where are Full-Text indexes in SSMS 2008 R2

I created a new database, a few tables, and full-text index & catalog using SQL Server Management Studio without any problem. I wanted to copy the T-SQL creation scripts for each of those to ...
2
votes
2answers
325 views

What does “GIN doesn't support full index scans” mean?

I'm a RDBMS newbie and I have a PostgreSQL database of more than 50 millions lines, growing everyday. There is a column 'text', which contains human-generated text of around 20 words. I need to be ...
5
votes
1answer
870 views

SQL Server 2008 Containstable generate negative rank with weighted_term

I have a table with full text search enabled on Title column. I try to make a weighted search with a containstable but i get an Arithmetic overflow for the Rank value. The query is as follow SELECT ...
2
votes
2answers
785 views

SQL 2008, how does it link Full Text Catalog to a filegroup

While creating Full Text Catalog, if "on filegroup" is specified - it creates the catalog on this file, but on MSDN I read "On Filegroup" clause has no affect?
3
votes
1answer
357 views

Mysql fulltext boolean ignore phrase

I'm trying to come up with a mysql boolean search that matches "monkey" but ignores / doesn't take into account any matches of "monkey business". Something like the following is the general idea but ...
2
votes
2answers
365 views

Should SQL full text search match the value test2 when searching for test?

if i have table data that is indexed using full text search in Microsoft SQL server 2005 that includes raw table data such as "test2" should a query using FTS find a match if the search string is ...
2
votes
1answer
241 views

Why doesn't FTS match any records?

I created an indexed view with a few fields that i created a full text search based on these fields. here is my view: alter VIEW vFullTextSearch WITH SCHEMABINDING AS SELECT M.Id as MessageId, ...
1
vote
2answers
234 views

create a FTS in sql2005 on multile fields in multiple tables?

How can I create a Full Text Search catalog on 3 fields where one is in a second table?
5
votes
1answer
1k views

How to install SQL Server Express 2005 with Full text search

I am in need to Install SQL server 2005 Express edition with Full Text Search capability. I don't know what to download and the order of installing the Database management system. Could someone ...
3
votes
1answer
369 views

How to get the Oracle Text Index's underlying Virtual XML Document?

The Oracle Text Reference 10g states that when we index our table using multi-column datastore, the system concatenates the text columns, tagging the column text, and indexes the text as a virtual XML ...