Ben Chuanlong Du's Blog

It is never too late to learn.

Popular Databases

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

The YouTube video How to Choose The Right Database has great advices on how to choose the right databases.

Types of Databases

  • relational
  • non-relational
  • key value database
    • document database
    • wide column …

Tips on Search Engines

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Search Engine Applications

Apache Solr

Apache Solr is an enterprise search platform written in Java and using Apache Lucene . Major features include full-text search, index replication and sharding, and result faceting …

Tips on Elasticsearch

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

https://www.elastic.co/guide/en/elasticsearch/reference/2.1/setup-service.html

SQL Support

  1. Elasticsearch supports SQL syntax starting from version 6.3. There is also an unofficial SQL support of …