synonyms. It's challenging to think of a good solution for such a search system.
Designing an ingenious algorithm is not the key to solving this type of problem. The text searches for the element to consume the resource. Putting too much pressure on the database side is never a good idea. The reason is that the database cannot be easily extended. You can't simply add an instance to a Web server or memcached. Extended database requires some preparation, code modification, configuration, down mac
I wrote an article before.
SOLR Document Learning –getting Started
Continue today chapter II, management Console, first conceptually understand SOLR startup
Start SOLR (Windows edition) into SOLR's unzip directory first
Solr.cmd start
Next we go into the admin console
http://localhost:8983/solr/
On the left is a na
Since SOLR is a solution to a large number of full-text indexing of data, because of the high concurrency problem, we need to consider SOLR's load balancing, SOLR provides a very easy master-slave replication configuration method, then we will configure the SOLR master-slave replicationIf we deployed the SOLR service o
Notes for re-Indexing in solr and. net series (8) solr,. netsolr
Notes for re-Indexing in solr and. net series (8) solr
If solr is used in the project, it is definitely to run the data in the database into the solr server.
directly in CMD with SOLR)See this interface, stating that the SOLR service started successfully, the port number is 8983, Access http://localhost:8983, will automatically jump to http://localhost:8983/solr/#/SOLR information, Lucene information, Java information, and some
Tomcat, in the Address bar, enter: HTTP://LOCALHOST:8080/SOLREnter the Tomcat manager to find SOLR, if found to be not started, or the Point Start button will not start SOLR successfully, such as:Need to look under the Tomcat log folder under Localhost.2014-07-31.log This log file, to find the crux of the problem!This error is missing Jar pack ( Slf4j.jar). \lucene
analysis engine, and external interface. In addition, various peripheral application systems constitute a full-text search system.
What is Lucene. Net?
Lucene. NET is the. NET porting version of Lucene, a famous Java-based full-text index toolkit. Lucene is not a complete full-text search engine, but a full-text sear
Click here to download the address in this version 6.3 of Apache
OK, the whole general order is that we do the stand-alone stage first.Complete the stand-alone and then through copy and the corresponding zookeeper configuration to take care of the cluster.This article is first used to introduce a single machine.
Single StagePlace the file in the/USR/LOCAL/SOLR.
CD/USR/LOCAL/SOLR
wget https://mirrors.tuna.ts
A simple standard test of Lucene (the Lucene package is based on version 3.5), javase3.5
Lucene programming is generally divided into: Index, word segmentation, search
Index source code:
A standard test of package lucene; import java. io. bufferedReader; import java. io. file; import java. io. fileInputStream; import
SOLR incremental index-delete business, timed incremental index, and solr Increment
OK, I am writing about SOLR again. I modified and added the incremental Index yesterday. Today I will talk about the deleted incremental index and regularly updated incremental index, enter the text below.I. Deletion of incremental Indexes
As I said yesterday, the incremental inde
SOLR and. NET Series courses (vi) SOLR timing incremental indexing and securityThe way that SOLR increments the index is an HTTP request, but the request obviously does not meet the requirements, we need an automatic incremental index, SOLR officially provides a timer instance to complete the incremental index,First do
Copy to D:\apache-tomcat-7.0.54\lib folder
After starting Tomcat, enter in the Address bar: HTTP://LOCALHOST:8080/SOLR
Enter the Tomcat management program to find SOLR, if the discovery is not started, or the DOT Start button will not start SOLR success, as shown in the following figure:
You need to check the Localhost.2014-07-31.log log file under the Tomc
About LuceneLucene is a Java-based full-text information Retrieval toolkit, which is not a complete search application, but rather provides indexing and search capabilities for your application. Lucene is currently an open source project in the Apache Jakarta family. It is also the most popular open source full-Text Search toolkit based on Java.There are already many applications that are based on Lucene, s
This article was reproduced from: http://www.cnblogs.com/forfuture1978/archive/2009/12/14/1623597.htmlLucene index What is stored in, how to store, that is, Lucene index file format, is to read the Lucene source code a key.When we actually enter the Lucene source code, we will find:
The index process of Lucene
hard disk (typically, when we store a larger domain, we will consider such things as storing documents for an article.) )Consider placing larger domains outside of SOLR to store them. If you think this is going to be a bit awkward, consider using a compressed domain, but this will increase the burden on the CPU when storing and reading the domain. But this is a burden that can be less i/0.If you are not always using stored fields, you can use lazy lo
Lucene Index file structureBasic concepts
Indexing (Index)
Lucene's index consists of a number of files, which are placed in the same directory
Segment (segment)
An index of Lucene consists of multiple segments, and the segments are independent from each other. When you add a new document, you can create a new segment, reach the threshold (number of segments, number
Download PHP SOLR client:http://code.google.com/p/solr-php-client/downloads/list
# wget http://solr-php-client.googlecode.com/files/SolrPhpClient.r22.2009-11-09.tgz # tar XZVF Solrphpclient.r22.2009-11-09.tgz
Move the file to the Web root # mv solrphpclient/apache//home/www/
New test file: # cd/home/www # vim sorltest.php
Connecting to
I. Introduction of SOLR Recently in a project to do a full-text search function, initially intended to use Apache Lucene to achieve, after all, before the Lucene have a little understanding, but in the Internet to see the technical articles when they saw someone introduced Apache SOLR, feel very good, is also an open s
Lucene is generally:
An efficient, extensible, full-text retrieval library.
All implemented in Java, without configuration.
Only plain text files are supported for indexing (indexing) and search.
It is not responsible for extracting plain text files from other formats or fetching files from the network.
In the Lucene in action, the structure and process of LuceneDescription
Document the SOLR environment Setup, based on SOLR 4.6.0.First, configure TomcatDownload Tomcat 7.0. Create a new SOLR folder and unzip the tomcat to the SOLR directory:-zxvf apache-tomcat-7.0.69.To start Tomcat:startAccess the 8080 port test.Ii. Configuration of SOLRsolr:http://archive.apache.org/dist/
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