Discuss HSQLDB

HyperSQL Database is a modern relational database manager that conforms closely to the SQL:2011 standard and JDBC 4 specifications. It supports all core features and RDBMS. HSQLDB is used for the development, testing, and deployment of database applications. In this tutorial, we will look closely at HSQLDB, which is one of the best open-source, multi-model, next generation NoSQL product.