RAT Relational Algebra Translator

Free software to convert relational algebra to SQL
RAT allows students to write statements in relational algebra which are translated to SQL language in order to verify the correct syntax for these expressions. RAT also allows connections to relational databases such as Oracle, MySQL, SQL Server, Postgres, Access to name a few, through a connection option for the student to visually obtain the results of their consultations in the form of tables.

Main features on images
  • 1The RAT has a very simple interface that allows formalar queries in relational algebra, and convert these queries into SQL. It also allows graphing parser trees.


  • 2   The RAT uses official operators to represent relational algebra queries.