by Douglas K Barry. These articles provide a basic background on concepts ( Atomicity, Consistency, Isolation, and Durability, or ACID ) and standards ( SQL-92, JDBC, a Java API for executing SQL statements, SQLJ, ADO.NET ) for database management systems ( DBMS ). Many of these concepts apply to all forms of database management systems: relational ( RDBMS ), object ( ODBMS ), XML ( XDBMS ).