qt的sql模块只是以驱动插件形式来调用数据库的接口
qt已经搞定的数据库:
QDB2 ------ IBM DB2 (version 7.1 and above)
QIBASE ------ Borland InterBase
QMYSQL ------ MySQL
QOCI ------ Oracle Call Interface Driver
QODBC ------ Open Database Connectivity (ODBC) - Microsoft SQL Server and other ODBC-compliant databases
QPSQL ------ PostgreSQL (versions 7.3 and above)
QSQLITE2 ------ SQLite version 2
QSQLITE ------ SQLite version 3
QTDS ------ Sybase Adaptive Server Note: obsolete from Qt 4.7
当然你是可以自己写驱动的