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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31 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 ...
1
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0answers
23 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
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0answers
38 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
15 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 ...
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1answer
25 views

Mixed search in multiple columns

I have a table which has a particular column of type JSON, where some user's contact information are stored. I can alter the table and add new columns with cached values to increase search performance ...
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1answer
20 views

Troubleshooting vanishing fulltext index in SQL Server 2012

I am trying to get to the bottom of some weirdness. Yesterday I enabled a fulltext index on a table in SQL Server 2012 running on one of our LAN servers. I used the Wizard and set the index to update ...
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0answers
21 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 ...
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1answer
13 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 ...
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1answer
55 views

Does SQL Server 2014 Express, with Advanced Services, actually support full text search?

I've installed SQL Server 2014 Express edition, with advanced services. I was hoping to try out the full-text search features. I read here that full text search is supported by the 2014 express ...
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3answers
64 views

Full table scan even after adding index

i have two tables in Oracle 11g server one is partitioned and another is having a 3GB of data. I've added a composite index on both the tables based on the where clause, in the order it appears. The ...
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2answers
60 views

Full Text Catalog not populating

I just created a full text catalog : Enable full text (right click on db => file => enable ful text indexing) Create catalog (Storage => Fulle text Catalog => New Catalog => "FTCatalog" => OK) Add ...
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0answers
39 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 ...
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2answers
59 views

Using wildcards in NEAR in a Full Text Search

Let's say I have the following text somewhere in a document stored in an FT indexed table in SQL Server minsitry of education and science I want the query to ensure the words are NEAR, but the ...
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0answers
32 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 ...
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0answers
54 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 ...
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0answers
20 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 ...
1
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1answer
26 views

capability and performance of tags implemented as array vs text vs full text

In terms of search capability and performance, what are the pros & cons of implementing tags as an array or text or full text field? I am seeing limitations of capability in choosing to implement ...
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0answers
35 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 ...
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1answer
103 views

Keyword Search a single SQL Server table for multiple search terms and create a new table from results?

I am not a database administrator. Most of my experience is with MySQL. However I think what I want to do is in the realm of possibility. I want to text query a single large table in a SQL Server ...
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1answer
33 views

How to find the rows from a table which has exactly two 'n' s in the employee name?

I want to find all the employees whose names have exactly two n's in their name. How can this be done?
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1answer
64 views

Full text index search returns an unexpected result

When I search TaxIdentityNumber using contains an unexpected result is returned; the result contains numbers that are not matched to query. For example, I search using '"5689523657*"' and get ...
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1answer
61 views

Modeling a db that has products: What are the good practices/solutions? How to treat grammar variations in the words?

The problem is: A Company belongs to a sector. A Company produces products. A Sector contains products. A Product belongs to sectors. Three entities: Company, Sector and Product. And it's a ...
2
votes
1answer
112 views

How to search double quotes in fulltext search in sql

I have double quotes in my Keyword. How can I search this in my fulltext search query. I have this query SELECT top 10 K.[KEY], 10, K.[RANK] FROM CONTAINSTABLE(ProductKeywords, Keywords, '("19*") ...
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1answer
96 views

DTC Timeout when trying to update oracle table through link that contains a text index

Problem Given is a SQL Server connected to an ORACLE Instance as a Linked Server. It’s using the Oracle Client OLEDB Provider. When doing an update in a transaction on a table having a CTXSYS.CONTEXT ...
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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
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0answers
50 views

Elasticsearch and product characteristics

I have a small question about elasticsearch. Let's say I have a database with products to sell, like an ecommerce. I know that elasticsearch can help me to find the best product with, for instance a ...
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1answer
111 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 ...
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2answers
102 views

DBI1011I Error when using db2iupdt to enable Text Search

I'm trying to enable Text Search in my DB2 instance. I'm running this command: # /opt/ibm/db2/V10.5/instance/db2iupdt db2inst1 -j "TEXT_SEARCH,db2j_db2inst1,55000" I get this error: DBI1011I An ...
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1answer
35 views

Rebuild the Fulltextcatalog

I have a Database (80GB) that is able to store attachments. These attachments are full text indexed. For some reasons I had to rebuild the fulltext catalog and this 30 hours. Our business users ...
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1answer
84 views

What is the best partition technique for large table with TEXT column?

MySQL: What is the best partition technique for large InnoDB table (around 1.5M rows) with TEXT type of column? There is a FULLTEXT index on the TEXT column, which is very essential for my searching ...
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0answers
161 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
48 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 ...
5
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1answer
254 views

SQL Server Full Text Search - .rtf files incorrectly indexed by rtf tags

I've set up a full-text index on my SQL Server DB on a varbinary(max) column. I have a type column specified, which contains the extension of the file, such a ".doc", ".pdf" etc. However, I have ...
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0answers
26 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 ...
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2answers
231 views

How do I use an Ispell dictionary with Postgres text search?

Postgres can use Ispell-compatible dictionaries in text search, but does not provide the required files.
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1answer
256 views

PostgreSQL FTS and Trigram-similarity Query Optimization

I have recently started working on PostgreSQL and I have around 12M rows to handle in which I want to apply Full Text Search. I don't have any prior experience in handling such databases. I have tried ...
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votes
2answers
114 views

SQL Server 2012 - Stopword Error [closed]

I am doing an exercise in Microsoft 70-461 certification book (written by Itzik Ben-Gan) In chapter 6-Query Full text data. I run the following query to create a stopword list. The system showed me ...
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1answer
235 views

Prefix full text search with numbers in SQL Server

If I create the following table in SQL Server 2008 R2: CREATE TABLE test( id BIGINT IDENTITY NOT NULL, value VARCHAR(10), CONSTRAINT test_pk PRIMARY KEY (id) ); CREATE FULLTEXT CATALOG ...
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1answer
131 views

Language difference in full text search for numeric strings

If I create this table on SQL Server 10.50.2550 (SQL Server 2008 R2): CREATE TABLE test( id BIGINT IDENTITY NOT NULL, number VARCHAR(10), CONSTRAINT test_pk PRIMARY KEY (id) ); CREATE FULLTEXT ...
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1answer
446 views

MySQL Regex matching newline or end of string

I have a text column in mysql which contains some values separated by a newline. I want now to query by these values and thought a regex should help me with that by doing something like: SELECT * ...
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1answer
217 views

SQL Server Full-Text Search: combining proximity term and thesaurus

Scenario I am developing a full-text search over a products table. The full-text indexed field of th table contains a brief description of the product, the name of the category and the product code. ...
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0answers
129 views

fulltext search on multiple tables with different fields

I am trying to make a search page return results from multiple table ordered by the keyword. The problem is the select statement gives a result sorted by the select statement and not by the keyword. ...
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0answers
28 views

ALTER FULLTEXT STOPLIST How to add newline char to stoplist?

ALTER FULLTEXT STOPLIST How to add newline char to stoplist in sql 2008 and 2012
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0answers
43 views

Oracle Text - Index an XML Documents Markup

Is there a way to get Oracle Text to index an XML document's mark up and not just element's PCDATA? I have a requirement to allow users to text search a whole XML document, mark up included, but I ...
1
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1answer
135 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
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2answers
128 views

to use full text search or not?

In my web app, I have a web page for admins that displays the following fields: user id (numeric) device id(numeric) device description (text) cell phone number (text) user name (string ... but ...
1
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1answer
955 views

mysql match against boolean mode

I'm using MATCH AGAINST in boolean mode to add a simple search functionality to my site. The column to be searched is varchar, with no full text index. The column value can be alphanumeric, all ...
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0answers
85 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 ...
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1answer
373 views

SQL Server 2012 - Full Text Search [Break word - Underscore]

Let's say I want to search for a list containing 'PS3': SELECT * FROM [TABLE] WHERE CONTAINS(Title, 'PS3') When the Title is proceeded by an underscore it will not return it. Oblivion-PS3 -> Good ...
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4answers
852 views

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: ...