Standards-based Data Access Middleware

Stefan Walter

INTERSOLV

Standards-based Data Access Middleware

Contents

INTERSOLV

INTERSOLV Application Factory

Data Access Middleware

Three Established Standards for Data Access Middleware

Three Established Standards for Data Access Middleware

ODBC Standard

ODBC Data Access Middleware

ODBC Performance Penalty ?

New Version of Spec - ODBC 3.0

ODBC 3.0 Compatibility

Three Established Standards for Data Access Middleware

Java and the JDBC Standard

JDBC = Database Independence

JDBC + ODBC = Database Independence Today

Three Established Standards for Data Access Middleware

Active X and the OLE DB Standard

ActiveX and OLE DB

ActiveX and OLE DB

Standards-based Middleware

DataDirect Connectivity

DataDirect Connectivity Two Very Different Architectures

Architecture 1: DataDirect ODBC Pack Client-based Data Access Middleware

Connectivity DataDirect ODBC Pack

Architecture 2: DataDirect SequeLink Server-based Data Access Middleware

Connectivity DataDirect SequeLink

DataDirect SequeLink: Architektur

SequeLink Server Features Connectivity

DataDirect SequeLink Java Edition

Connected by DataDirect

DataDirect Connectivity Plus

INTERSOLV DataDirect