The document discusses using JDBC (Java Database Connectivity) to connect Java programs to databases. It provides basic information on JDBC including that it connects databases and handles SQL queries. It describes key JDBC concepts like connections, statements, prepared statements, callable statements, and result sets. It also lists some common uses of JDBC like making database connections, executing queries, and viewing results. Finally, it discusses important Java packages and classes used with JDBC like java.sql and javax.sql and provides sample Java code for using JDBC.