full-text-indexing

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Is it possible to get a list of relevant words from a full-text index given a specific row?

I wuld like to do som automatic tagging of incoming text in our system and I was wondering if a full-text index is capable of providing a a ranked list of words given an indexed row.[详细]

2023-01-08 16:49 分类：问答
Speed up Oracle Text indexing or let the indexer work only on low load times

We\'re using a Oracle Text CTXSYS.CONTEXT index to index about half a million rows containing metainformation. The information is spread over two tables that are combined by a procedure that the index[详细]

2023-01-08 00:42 分类：问答
How to get frequently occurring phrases with Lucene

I would like to get some frequently occurring phrases with Lucene. I am getting some information from TXT files, and I am losing a lot of context for not having information for phrases e.g. \"informat[详细]

2023-01-05 05:56 分类：问答
How does MyISAM scale compared to Solr for Django searching?

Imagine you have a web application written in Django and Python 2.65, and MySQL 5.1 is your database of choice.[详细]

2023-01-05 02:56 分类：问答
FULLTEXT search(Mysql) is slow for the first time and then from second time onwards it gets much faster

I have a table with 4000 records(Which is much easier to handle through full text search). when the search query is executed for the first time it is much slower. It takes about 5 to 10 seconds. Then[详细]

2023-01-03 16:37 分类：问答
How to add more OR searches with CONTAINS Brings Query to Crawl?

I have a simple query that relies on two full-text indexed tables, but it runs extremely slow when I have the CONTAINS combined with any additional OR search. As seen in the execution plan, the two fu[详细]

2023-01-01 04:32 分类：问答
SQL SERVER FULL-TEXT INDEX, CONTAINS return empty

I got a issue about full index, any body can help me on this? 1) set up full text index CREATE FULLTEXT INDEX ON dbo.Companies(my table name)[详细]

2022-12-31 23:00 分类：问答
Integrate Lucene or any other search product with SQL Server 2005

I need to use full text search with SQL Server 2005 and I have explored its inbuilt search approach (SQL Server full text indexing) but it seems less powerful.[详细]

2022-12-31 19:10 分类：问答
SQL Server Fulltext search yields no results

I have SQL Server 2005 Express Edition with Advanced Services. I enabled FullText and created a catalog as follows:[详细]

2022-12-29 15:50 分类：问答
Having trouble using 'AND' in CONTAINSTABLE SQL SERVER FULL TEXT SEARCH

I\'ve been using FULL-TEXT for awhile but I cannot seem to get the most relevant results sometimes. If I have an field with something like An Overview of Pain Medicine 5/12/2006 and a user types An O[详细]

2022-12-28 21:56 分类：问答