SQL-92 was the third revision of the SQLdatabasequery language. Unlike SQL-89, it was a major revision of the standard. For all but a few minor incompatibilities, the SQL-89 standard is forwards-compatible with SQL-92.
Later revisions of the standard include 1999 (SQL3), 2003, and 2008.
New data types defined: <code>DATE</code>, <code>TIME</code>, <code>TIMESTAMP</code>, <code>INTERVAL</code>, <code>BIT</code> string, <code>VARCHAR</code> strings, and <code>NATIONAL CHARACTER</code> strings.