SQLDirect Component Library是一套轻便的Borland数据库引擎，能够直接连接SQL-servers，支持：
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Centura (formerly, Gupta) SQLBase Server
IBM DB2 Universal Database
Informix Server
Interbase/Firebird Server
Microsoft SQL Server
MySQL Server
Oracle Database Server
PostgreSQL Server
Sybase Adaptive Server Enterprise and Adaptive Server Anywhere
ODBC datasources
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