This is documentation for Mathematica 8, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)
Database Connectivity
Mathematica has a built-in high-level interface to all standard SQL databases that allows immediate searching, reading, and writing of arbitrary data and expressions, as well as supporting general SQL database features, including discovery, result sets, and transactions.
OpenSQLConnection connect to any JDBC-compatible SQL database
SQLSelect  ▪ SQLUpdate  ▪ SQLInsert  ▪ SQLDelete  ▪ ...
SQLExecute execute any SQL command, generating Mathematica output
DatabaseExplorer use a GUI to explore databases and generate notebooks
Import import entire MDB etc. databases