5 Open Source Database Platforms

MySQL
MySQL is a very powerful open-source database. Its provide the cost-effective database storage solution to its user.MySQL is a highly reliable and scalable web-based database embedded application. It provides a very high quality of performance.MySQL source code is publicly open everyone accesses its source code and customizes it according to their needs. Mysql is the main part of the LAMP open-source web application stack. Most of the open-source project whose needed multiple features database often used MySQL database system. Mysql is also available for proprietary use. Different paid editions are available which consist of additional functions.MySQL databases are used by many famous applications like WordPress, Joomla, MODX, TYPO3, phpBB, MyBB, etc. It was initially released under license GPL.

PostgreSQL
PostgreSQL is an open-source object-relational database management system (ORDBMS).It is a very powerful reliable and data integrity-supported database structure. This database supported cross-platform like Linux, UNIX, and Windows. It provides the support of joins, foreign keys, views, triggers, and stored procedures. It supports different data types like integers, numeric, Boolean, char, varchar, interval, date, timestamp, etc. It also supported binary large objects like sounds, pictures, and video. PostgreSQL provides different features to their users such as a point in time recovery, MVCC, tablespaces, nested transactions, sophisticated query planner, asynchronous replication, etc. It supports multi-byte character encoding, Unicode, and international character sets. It has been released initially on July 8, 1996.PostgreSQL comes under license PostgreSQL License.

SQLite
SQLite is an open-source relational database management system. It consists of a C programming library. The source code of SQLite is publicly open and everyone has freedom of customization. This database is also used for commercial projects. This database is a feature enriched and most widely used database in high-profile projects. This database is embedded in the end program and it has not a client-server database engine. SQLite is a very famous embedded database for local storage. It is mostly used in web browsers. This database is deployed in operating systems, embedded systems, and web browsers very effectively. It consists of different programming languages. It consists of indices, views, tables, triggers in a single disk file. This database supported cross-platform. It has been initially released in August 2000. SQLite comes under license Public domain.

Firebird
Firebird is an open-source database platform. This database supported cross-platform. It can be run on Linux, Windows, and different types of Unix operating systems. Firebird is a very powerful database. It offers brilliant concurrency and support languages for triggers and store procedures. The new version of Firebird is 2.5.4. In the new version, it has improved Online validation for user-defined tables and indices, also improve the Optimized handling for internal temporary blobs. Firebird provides different features to their use such as it provides full ACID-compliant transactions, provides Referential integrity, provides Incremental backup, provides full cursor implementation in PSQL, provides external functions support and also provide third-party tools including GUI administrative tools and replication tools, and many more. It was initially released in 2000 and comes under license IPL, IDPL.

HSQLDB
HSQLDB(Hyper SQL Database) is an open-source database platform. This database is written in Java language. This database is very fast and provides in-memory and disk-based tables database engines. It is also available in both mode in server and embedded modes. It provides their user with multiple tools like a command-line interface, GUI management tools, minimal web server. This database is being used for almost 1700 Open Source Software projects some of the famous open-source projects are LibreOffice Base, Jitsi VOIP, OpenOffice Base, Standalone Roller Demo, and video conference client, etc. It also used in many famous commercial projects like InstallAnywhere and Mathematica. It was initially released in 2001 and comes under the license BSD license.