Oracle® Objects for OLE Developer's Guide 11g Release 2 (11.2) for Microsoft Windows E17727-04 August 2013 Oracle Objects for OLE Developer's Guide, 11g Release 2 (11.2) for Microsoft Windows E17727-04 Copyright © 1994, 2013, Oracle and/or its affiliates. All rights reserved. Primary Authors: Janis Greenberg, Christian Shay Contributing Authors: Riaz Ahmed, Kiminari Akiyama, Steven Caminez, Naveen Doraiswamy, Neeraj Gupta, Sinclair Hsu, Alex Keh, Chithra Ramamurthy, Ashish Shah, Martha Woo This software and related documentation are provided under a license agreement containing restrictions on use and disclosure and are protected by intellectual property laws. Except as expressly permitted in your license agreement or allowed by law, you may not use, copy, reproduce, translate, broadcast, modify, license, transmit, distribute, exhibit, perform, publish, or display any part, in any form, or by any means. 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Contents Preface .............................................................................................................................................................. xvii What's New in Oracle Objects for OLE? ....................................................................................... xxi 1 Introducing Oracle Objects for OLE Overview of Oracle Objects for OLE ................................................................................................... 1-1 Oracle Objects for OLE In-Process Automation Server.................................................................... 1-2 Oracle Data Control ................................................................................................................................ 1-4 Oracle Objects for OLE C++ Class Library ........................................................................................ 1-4 Required Setups ....................................................................................................................................... 1-5 Installation........................................................................................................................................... 1-5 System Requirements ....................................................................................................................... 1-5 Other Requirements .......................................................................................................................... 1-5 Oracle Objects for OLE File Locations................................................................................................. 1-6 Component Certifications ...................................................................................................................... 1-6 Oracle Objects for OLE Redistributable Files.................................................................................... 1-6 Redistributable File Locations.......................................................................................................... 1-6 Updating Files and Registrations .................................................................................................... 1-7 2 Using Oracle Objects for OLE with Automation Clients Using Automation Clients Overview................................................................................................... 2-1 Demonstration Schema and Code Examples ...................................................................................... 2-1 Demonstration Schema Creation .................................................................................................... 2-2 Demonstration Schema .............................................................................................................. 2-2 Other Schemas............................................................................................................................. 2-2 Related Files ................................................................................................................................ 2-2 Using Oracle Objects for OLE Automation with Visual Basic ....................................................... 2-2 Using OO4O Automation with Active Server Pages (ASP)............................................................. 2-4 Using Oracle Objects for OLE Automation with Excel ................................................................... 2-6 Using Microsoft C++ ............................................................................................................................. 2-8 Using Oracle Data Control with Visual Basic..................................................................................... 2-8 Setting Oracle Data Control Properties with the Properties Window ...................................... 2-9 Setting Oracle Data Control Properties Programmatically ...................................................... 2-11 Using the Oracle Data Control with MS Visual C++ .................................................................... 2-12 iii 3 Basic Features Overview of Client Applications .......................................................................................................... 3-1 Accessing the Oracle Objects for OLE Automation Server.............................................................. 3-1 Obtaining an OraSession Object ...................................................................................................... 3-2 Obtaining an OraServer Object ........................................................................................................ 3-2 Connecting to Oracle Database ............................................................................................................. 3-2 Using OraServer for Connection Multiplexing ............................................................................. 3-3 Executing Commands.............................................................................................................................. 3-3 Queries................................................................................................................................................. 3-3 Data Manipulation Language Statements ...................................................................................... 3-5 Updating Database Records...................................................................................................... 3-6 Deleting Rows from a Table ...................................................................................................... 3-6 Inserting New Rows into a Table ............................................................................................. 3-7 Thread Safety ............................................................................................................................................ 3-7 Using the Connection Pool Management Facility ............................................................................ 3-8 Creating the Connection Pool .......................................................................................................... 3-8 Obtaining from and Returning Objects to the Pool......................................................................