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SEARCH ENGINES:BEST PRACTICE
BY YULIYA PRACH“EPAM SYSTEMS”
8 BASIC PRINCIPLES OF EFFECTIVE ON-SITE SEARCH
1) Search Box Prominence
2) Search Box Text
3) High-Quality Thumbnails in Search Results
4) Auto Suggestion and Spell Correction
5) Fuzzy Matching
6) Grid vs. List View
7) Quick Preview
8) Reviews and Rating Displayed in Search Result
• INSTALL SOLR
• APACHE SOLR SEARCH
• SEARCH API SOLR SEARCH
Solr
Open source enterprise search platform
Written in Java
Solr 4 adds NoSQL features
Near Real Time Search
Optimistic Concurrency Control
Atomic updates
SOLR
Big community
Take off the workload of database
Response in csv, xml, json, php ...
Spellchecking
Results Grouping
Decision tree faceting (Pivot facets)
Hosting Support (websolr.com, solrhq.com)
No Split Brain situations
Need a schema
No Ability to search across multiple indexes
No Support for multiple document types per schema
SOLR
HOW TO INSTALL SOLR?
SUDO APT-GET INSTALL OPENJDK-7-JRE << UBUNTU(MINT)
SU -C "YUM INSTALL JAVA-1.7.0-OPENJDK” << ORACLE/CENTOS/SUSE/FEDORA
2) INSTALLING SOLR
1) DOWNLOADING AND INSTALLING JAVA
WGET HTTP://ARCHIVE.APACHE.ORG/DIST/LUCENE/SOLR/4.10.3/SOLR-4.10.3.TGZ
TAR -XVF SOLR-4.10.3.TGZ
/”PATH TO YOUR UNCOMPRESSED SOLR”/BIN/SOLR START
3) CHECKING http://localhost:8983/solr
4) COPY FILES FROM /”module_name”/solr-conf/solr-4.x TO solr/collection1/conf
APACHE SOLR SEARCHVS
SEARCH API SOLR SEARCH
INTEGRATING SOLR TO DRUPAL
Apachesolr Search Search API Solr Serch
• Needs a custom module for adding fields to index
• Indexes only nodes (by default)• To add some useful things needs a
custom written module• Stores lots of data and return it in
response• Integrates into default search form
• Adding fields to index in admin panel
• Indexes entities• A lot of modules on Drupal.org to
extend its functionality• Stores only ID (to load data hits
database)• Creating a search page and search
form requires additional modules or views
APACHESOLR SEARCH
SEARCH API SOLR SEARCH
FACETED SEARCHFacet API & Facet Slider (Apache Solr Search)
Search facets & Search API ranges (Search API Solr Search)
EXTENDING SEARCH
Search API Pages & Search API Page Block
Search API Autocomplete/Apache Solr Autocomplete
Rich Snippets
Search Api Live Result
Searchcloud Block
Display suite
Fuzzy Search
SEARCH PAGE EXAMPLE
Elastic Search Connector
Elastic Search
Schemaless
Rapid feature development
Allows multiple types of documents per index
Aggregations
Percolator (prospective search)
Prone to 'Split Brain' Situations
Poor documentation
Some missing features (Results Grouping, Decision Tree Faceting)
Only json response
Elastic Search
INSTALLING ELASTICSEARCH
INSTALLING ELASTICSEARCH
1) Download and install the latest version of OPENJDK
2) Download needed version from http://www.elasticsearch.org/overview/elkdownloads/
3) Unzip it in the destination folder
4) Run bin/elasticsearch in Linux or bin/elasticsearch.bat in Windows
5) Go to localhost:9200 to check whether it works
ELASTICSEARCH CONNECTOR
