Relational database management systems (RDBMS ... this by parsing the SQL statement to determine which tables and columns must be accessed. The optimizer next examines statistics stored in the system ...

Relational database management systems help companies in almost every ... The Informix database server uses a Virtual-Table Interface, a DataBlade API, access-method-specific SQL extensions ...

Which brings us to the in-memory database management system (IMDBMS), sometimes called a main memory ... Consider an RDBMS with table space files stored on SSDs. The RDBMS will still cache or buffer ...