Developer’s Guide 11g Release 2 (11.2) for ... - Oracle

Oracle? Provider for OLE DB

Developer¡¯s Guide

11g Release 2 (11.2) for Microsoft Windows

E17726-03

July 2013

Oracle Provider for OLE DB Developer's Guide, 11g Release 2 (11.2) for Microsoft Windows

E17726-03

Copyright ? 1999, 2013, Oracle and/or its affiliates. All rights reserved.

Contributors: Janis Greenberg, Eric Belden, Riaz Ahmed, Kiminari Akiyama, Neeraj Gupta, Sinclair Hsu,

Gopal Kirsur, Sunil Mushran, Rajendra Pingte, Helen Slattery, Valarie Moore, Vikhram Shetty, Sujith

Somanathan, Alex Keh, Christian Shay

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Contents

Preface ................................................................................................................................................................ vii

Audience...................................................................................................................................................... vii

Documentation Accessibility .................................................................................................................... vii

Related Documents ................................................................................................................................... viii

Conventions ............................................................................................................................................... viii

What's New in OraOLEDB? ................................................................................................................... ix

New Features in Oracle Provider for OLE DB for Release 11.1.0.7.20 ................................................ ix

New Features in Oracle Provider for OLE DB for Release 11.1............................................................ ix

1 Introduction to Oracle Provider for OLE DB

Overview of OLE DB...............................................................................................................................

OLE DB Design...................................................................................................................................

Overview of OraOLEDB .........................................................................................................................

System Requirements..............................................................................................................................

OraOLEDB Installation...........................................................................................................................

Component Certifications .....................................................................................................................

2

1-1

1-1

1-2

1-3

1-3

1-4

Features of OraOLEDB

OraOLEDB Provider Specific Features ................................................................................................ 2-1

Data Types........................................................................................................................................... 2-1

Binary Data Types....................................................................................................................... 2-2

TIMESTAMP Data Types .......................................................................................................... 2-2

INTERVAL Data Types.............................................................................................................. 2-4

Data Source ......................................................................................................................................... 2-5

Compatibility with OLE DB Services....................................................................................... 2-5

Connecting to an Oracle Database ........................................................................................... 2-6

OraOLEDB-Specific Connection String Attributes ................................................................ 2-7

Default Attribute Values............................................................................................................ 2-8

Distributed Transactions............................................................................................................ 2-8

Enhanced Failover Capability ................................................................................................... 2-8

Operating System Authentication ............................................................................................ 2-9

Password Expiration .................................................................................................................. 2-9

VCharNull................................................................................................................................. 2-10

SPPrmDefVal ............................................................................................................................ 2-10

iii

OraOLEDB Sessions........................................................................................................................

Transactions ..............................................................................................................................

Commands .......................................................................................................................................

Stored Procedures ....................................................................................................................

Preparing Commands .............................................................................................................

Command Parameters.............................................................................................................

OraOLEDB Custom Properties for Commands ..................................................................

Stored Procedures and Functions Returning Rowsets .......................................................

Multiple Rowsets .....................................................................................................................

Statement Caching ...................................................................................................................

Metadata Caching ....................................................................................................................

Command Timeout and Cancel Method ..............................................................................

Rowsets.............................................................................................................................................

To Create Rowsets ...................................................................................................................

Updatability ..............................................................................................................................

Server Data on Insert Property ..............................................................................................

To Search for Rows with IRowsetFind::FindNext...............................................................

OraOLEDB-Specific Connection String Attributes for Rowsets .......................................

Tips for ADO Programmers ...................................................................................................

Schema Rowsets .......................................................................................................................

Date Formats.............................................................................................................................

Case of Object Names..............................................................................................................

LOB Support ....................................................................................................................................

Unicode Support .............................................................................................................................

Types of Unicode Encoding ...................................................................................................

How Oracle Unicode Support Works ...................................................................................

Unicode Support Setup ...........................................................................................................

Errors.................................................................................................................................................

Data Provider Compatibility .................................................................................

Using the Attribute in a Connection String..................................................

Using OraOLEDB Custom Properties...................................................................................

Updating Oracle with DataTable Changes ..........................................................................

Using OraOLEDB with Visual Basic .................................................................................................

Setting Up the Oracle Database ....................................................................................................

Setting Up the Visual Basic Project...............................................................................................

A

Provider-Specific Information

Data Type Mappings in Rowsets and Parameters ............................................................................

Properties Supported..............................................................................................................................

Data Source Properties .....................................................................................................................

DataSourceInfo Properties ...............................................................................................................

Initialization and Authorization Properties ..................................................................................

Session Properties .............................................................................................................................

Rowset Properties .............................................................................................................................

Rowset Property Implications..................................................................................................

Interfaces Supported...............................................................................................................................

Data Source ........................................................................................................................................

iv

2-10

2-11

2-11

2-11

2-12

2-12

2-12

2-15

2-15

2-18

2-18

2-19

2-19

2-19

2-20

2-21

2-21

2-21

2-22

2-22

2-23

2-24

2-24

2-24

2-24

2-25

2-25

2-25

2-26

2-26

2-26

2-27

2-27

2-28

2-28

A-1

A-2

A-2

A-2

A-4

A-5

A-5

A-8

A-8

A-9

Session.................................................................................................................................................

Command...........................................................................................................................................

Rowset.................................................................................................................................................

Multiple Results ..............................................................................................................................

Transaction Options........................................................................................................................

Custom Error Object .......................................................................................................................

MetaData Columns Supported ...........................................................................................................

OraOLEDB Tracing ...............................................................................................................................

Registry Setting for Tracing Calls ................................................................................................

A-9

A-9

A-9

A-10

A-10

A-10

A-10

A-11

A-11

Glossary

Index

v

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