By Jayant Kumar
Build a fully-featured and scalable seek program utilizing Hypertext Preprocessor to release the hunt features supplied through Solr
- Understand the instruments that may be used to speak among Hypertext Preprocessor and Solr, and the way they paintings internally
- Explore the fundamental seek features of Solr equivalent to sorting, boosting, faceting, and highlighting utilizing your personal home page code
- Take a glance at a few complex gains of Solr equivalent to spell checking, grouping, and automobile whole with implementations utilizing personal home page code
the quest device is the most important for any site. it doesn't matter what kind of web site, the quest software is helping viewers locate what they're searching for utilizing keywords and slender down the consequences utilizing elements. Solr is the preferred, blazing quickly, open resource firm seek platform from the Apache Lucene undertaking. it really is hugely scalable, delivering disbursed seek and index replication, and it powers the hunt and navigation gains of a few of the world's greatest websites.
This publication is a pragmatic, hands-on, end-to-end advisor that offers you with the entire instruments required to construct a fully-featured seek software utilizing Apache Solr and personal home page. The booklet includes functional examples and step by step instructions.
Starting off with the fundamentals of putting in Apache Solr and integrating it with personal home page, the publication then proceeds to discover the positive aspects supplied by means of Solr to enhance searches utilizing Hypertext Preprocessor. you are going to how one can construct and preserve a Solr index utilizing personal home page, notice the question modes on hand with Solr, and the way to exploit them to song the Solr queries to retrieve suitable effects. you are going to examine find out how to construct and use features on your seek, tips on how to music and use speedy consequence highlighting, and the way to construct a spell fee and car entire function utilizing Solr. you'll end by means of studying a number of the complex techniques required to runa large-scale firm point seek infrastructure.
What you are going to study from this book
- Install Solr and combine it with PHP
- Insert, replace, and delete records from the Solr index utilizing PHP
- Perform pick out queries utilizing the dismax and edismax question modes
- Sort, advance, and re-use decide upon queries utilizing PHP
- Employ faceting and end result highlighting
- Debug and fine-tune Solr seek queries for relevance
- Implement the spell checker and automobile whole positive aspects utilizing Solr and PHP
- Search for records just like a specific rfile and Retrieve index stats utilizing PHP
- Deploy dispensed looking utilizing sharing and load-balancing of Solr queries
This ebook is stuffed with step by step example-oriented tutorials that allows you to convey readers the best way to combine Solr in Hypertext Preprocessor functions utilizing the to be had libraries, and enhance the inherent seek amenities that Solr offers.
Who this e-book is written for
If you're a developer who is aware Hypertext Preprocessor and is attracted to integrating seek into your functions, this can be the ebook for you. No complex wisdom of Solr is needed. Very easy wisdom of method instructions and the command-line interface on either Linux and home windows is needed. you'll want to even be conversant in the idea that of net servers.
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Extra info for Apache Solr PHP Integration
We can use the setQueryDefaultField(String $field) and setQueryDefaultOperator(String $operator) functions to change the default query field and default operator in our Solr query. If the functions are not provided, the default query field and default query operator are picked up from the Solr configuration. xml. The default operator is OR if not provided. op parameter in the query. Re-using queries In most cases, the queries that you build as a part of the application can be reused. It would make more sense to re-use the queries instead of creating them again.
It will alter the Solarium query, and change the Start parameter to coincide with results for the page. PHP_EOL; $resultSet = $client->select($query); displayResults($resultSet); The complete code is available as part of downloads. What we have done here is extend the query interface and add our own functions to change the query, reset and add sorting parameters, and for pagination. Once we have an object of the myQuery class, all we have to do is keep on altering the parameters as required and keep on executing the query with the altered parameters.
For each query that we execute via Solarium, we can specify an endpoint using which we want to execute the query. If no endpoint is specified, the query is executed using the first endpoint, which is the default endpoint. The benefit of using endpoints is that we need to create a single Solarium client instance irrespective of the number of servers or cores we use. Create the Solarium client with the configuration we created earlier. And call the createPing() function to create the ping query. $client = new Solarium\Client($config); $ping = $client->createPing(); Finally execute the ping query and get the result using the following command: $result = $client->ping($ping); $result->getStatus(); It can be seen that the result is an array.