Spatial Search with Solr
In this article we will see how solr supports spatial search.
Solr supports location data for use in spatial/geospatial searches. Using spatial search, you can:
Index points or other…
Solr Terms Component usageIn this article we will see how solr Terms Component can be used for building Auto-suggest feature and Browse index feature.
The Terms Component returns information about indexed terms in…
Solr 5. 3: Execute SQL queries
SQL statement is the most widely used language for querying data and is the…
Query Rescoring in Solr
Sometimes relevance requirements are very complex and creates performance issues during execution. There is a very nice feature Introduced in Solr 4.9 called “Query Reranking/Rescoring” (SOLR-6088) which allows us to…
Solr 5.2 introduces HyperLogLog, the probabilistic approach for counting distinct values.
Solr already had provision to count distinct values using unique facet function or countDistinct LocalParam in stats component. But this approach doesn’t scale…
Understanding Solr Explain
In this article, I will explain how to read information in solr explain.
When we search documents on solr, the documents in the result are in descending order of their…
Understanding PhraseQuery and Slop in Solr
PhraseQuery in Lucene matches documents containing a particular sequence of terms. PhraseQuery uses positional information of the term that is stored in an index.
The number of other words permitted between…
Solr: Search using JSON Request API
Solr 5.1 introduces the new JSON request API!
Solr supports multiple query response formats such as xml, json, csv, velocity UI, etc. but for making request you were always supposed to…
Data Import Handler – import data from XML files which are in Solr xml formatThe DataImportHandler is a Solr contrib that provides a configuration driven way to import data from relational databases or XML files, into Solr in both “full import” and “incremental delta…
Exactish Phrase Matching in Solr
Phrase match: A simple way by which we can achieve exact matching in Solr is by using the default string type. It is exact phrase matching. the string is a useful…