Basic PostgreSQL


NaN years ago

The database is one of the most important parts of an application, they are used to store and retrieve data. Selecting the correct type of database according to usage can improve the performance and reliability of an application.

There are two types of databases, relational databases and non-relational databases. PostgresSQL is a popular database among relational databases and it is quite an easy one too.

PostgreSQL is an advanced, enterprise-class, and open-source relational database system which supports both SQL (relational) and JSON (non-relational) querying due to this support PostgresSQL provide so many features compared to other relational databases.

PostgreSQL is a highly stable database backed by more than 30 years of development by the open-source community and also used as a primary database for many web applications as well as mobile and analytics applications.


  • Supports JSON file format.
  • Developed by an Open-source community.
  • Flexible full-text search for building a search engine.
  • Creation of own functions, triggers, data types, etc. possible
  • Good language support (Python, Java, Perl, PHP, C, C++, etc.)
  • Possible to process complex data types (e.g. geographical data)


  • Comparatively low reading speed
  • Expandable documentation only available in English

Companies that use PostgreSQL

  1. Apple
  2. Cisco
  3. Red Hat
  4. Instagram
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