Over a hundred recipes to find new how one can paintings with Apache's company seek Server
- Improve the best way you're employed with Apache Solr to make your seek engine faster and extra effective
- Deal with functionality, setup, and configuration difficulties in no time
- Discover little-known Solr functionalities and create your personal modules to customise Solr to your company's needs
- Part of Packt's Cookbook sequence; each one bankruptcy covers a unique element of operating with Solr
In Detail
Apache Solr is a quick, scalable, sleek, open resource, and easy-to-use seek engine. It permits you to increase a certified seek engine in your ecommerce website, internet software, or again place of work software program. constructing Solr is straightforward, yet configuring it to get the main from your website is the tricky bit.
The Solr 3.1 Cookbook will make your daily paintings more straightforward by utilizing real-life examples that allow you to care for the commonest difficulties that may come up whereas utilizing the Apache Solr seek engine. Why waste it slow looking the web for suggestions in case you may have all of the solutions in a single position?
This cookbook will help you get the main from your seek engine. each one bankruptcy covers a unique point of operating with Solr from examining your textual content facts via querying, functionality development, and constructing your individual modules. the sensible recipes can assist you to fast remedy universal issues of information research, provide help to use faceting to assemble facts and to hurry up the functionality of Solr. you'll know about functionalities that the majority newcomers are ignorant of, similar to sorting effects by way of a functionality worth, highlighting matched phrases, and computing information to make your paintings with Solr effortless and pressure unfastened .
This functional consultant indicates you the way to get the main out of Apache Solr 3.1 with recipes that help you enhance your seek engine's functionality, research info fast and successfully, and customise the quest server together with your personal modules.
What you are going to research from this book
- Index facts in numerous codecs and forms
- Use the Solr management panel to find the main regularly hunted for information
- Learn tips on how to use diversified facts grouping techniques
- Improve your Solr deployment performance
- Create and use your individual Apache Solr modules
- Configure your cache to cater for alterations on your data
- Import facts utilizing the knowledge Import Handler and delta query
- Query Solr to go looking for words, type effects via varied fields, and seek geographical points
- Create new purposes that use Solr
- lessen the dimensions of your index for quicker searching
Approach
This e-book is a part of Packt's Cookbook sequence; each one bankruptcy appears at a distinct point of operating with Apache Solr. The recipes take care of universal difficulties of operating with Solr by utilizing easy-to-understand, real-life examples. The publication isn't in any respect a whole Apache Solr reference and also you should still see it as a supporting hand while issues get tough in your trip with Apache Solr.
Who this publication is written for
Developers who're operating with Apache Solr and wish to understand how to wrestle universal difficulties will locate this publication of significant use. wisdom of Apache Lucene will be an advantage yet isn't really required.
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Additional info for Apache Solr 3.1 Cookbook
Detect something, the sort on which the sphere is predicated is the string variety. as a way to style on a sort except the default rating fields, please organize your facts well—use the suitable quantity forms (the ones in line with the Trie types). To kind at the textual content box, use the string box sort (or textual content kind utilizing the KeywordTokenizer and lowercase filter). Following that, you spot the information that is very simple—it simply provides 3 files to the index. i have additional one extra parameter to the question that was once despatched to Solr, the type parameter. This parameter defines the type box with order. every one box needs to be by means of the order during which the information could be sorted—asc, which tells Solr to style within the ascending order and desc, which tells Solr to style within the descending order. Pairs of box and order can be delimited with the comma personality, as proven within the instance. the outcome record that Solr lower back is telling us that we did an ideal task on defining the kind order. determining a distinct question parser There are occasions the place you want to decide on a unique question parser than the one who you're utilizing. for instance, think a state of affairs while a few of your queries are run in a fashion the place various phrases visit various fields, whereas the others require mm parameter to paintings competently. the 1st question will require the traditional Lucene question parser, whereas the second will require using the dismax question parser. after all, this can be simply an instance. you need to be acutely aware that there's not just one question parser and you may opt for which to take advantage of in the course of question time. This recipe will assist you to do it. how one can do it... identifying a question parser is particularly basic, you simply have to move the suitable parameter to the question you ship to Solr. for instance, let's decide upon the dismax question parser rather than the traditional one. to do this, upload the subsequent parameter to the question: defType=dismax the particular question may appear like this: http://localhost:8983/solr/select? q=book&qf=title&defType=dismax one hundred twenty five Querying Solr the way it works... The defType parameter specifies the identify of the question parsers that Solr should still use, both the traditional ones or those created via you. the traditional question parsers which are on hand to Solr are: ff dismax: The dismax question parser ff edismax: The prolonged dismax question parser ff the traditional question parser definite it truly is that straightforward, not anything extra, not anything much less. easy methods to look for a word, now not a unmarried notice think that you've got an program that searches inside of thousands of records which are generated through a legislation corporation. one of many specifications is to look the titles of the files as a word, yet with stemming and lowercasing, so string-based box isn't really an choice. So is it attainable to accomplish utilizing Solr? convinced, and this recipe will exhibit you the way. how you can do it... imagine that we have got the next sort outlined (add this half on your schema. xml file):