Detailed presentaton of ElasticSearch


Open Source real-time search and analytics engine with a dedicated ecosystem of tools to feed it, manage it and use it.

Fully-featured search

  • Relevance-ranked text search
  • Scalable search
  • High-performance geo, temporal, range and key lookup
  • Highlighting
  • Support for complex / nested document types
  • Spelling suggestions
  • Powerful query DSL
  • “Standing” queries
  • Real-time results
  • Extensible via plugins

Powerful faceting/analysis

Detailed presentation of MongoDB


  • NoSQL
  • Sharding automatic
  • Own language, integrated into the driver similar to JavaScript
  • DSON - Binary JSON
  • Aggregation framework (similar to GROUP BY)
    • $lookup
  • Lookup framework (similar to LEFT JOIN)
    • $group
  • Native support for MapReduce
  • MongoDB Connector for BI
Allow traditional BI tools to access semi-structured and unstructured data
  • Different type of indexing