Book Image

Oracle 10g/11g Data and Database Management Utilities

Book Image

Oracle 10g/11g Data and Database Management Utilities

Overview of this book

Does your database look complicated? Are you finding it difficult to interact with it? Database interaction is a part of the daily routine for all database professionals. Using Oracle Utilities the user can benefit from improved maintenance windows, optimized backups, faster data transfers, and more reliable security and in general can do more with the same time and resources.
Table of Contents (18 chapters)
Oracle 10g/11g Data and Database Management Utilities
Credits
About the Author
About the Reviewer
Preface

Chapter 2. SQL*Loader

Transferring data in plain text file format is common when performing tasks such as loading a database for the first time, data warehouse maintenance, ASCII backups, or spatial data management. Knowing how to efficiently use and tailor this tool allows the user to optimize the time invested in performing one of the most labor intensive and time consuming maintenance tasks.

During the upload process it is important to foresee any space allocation issues that may prevent the load process from successfully finishing. It is important to either gauge the tablespace requirements, or proactively launch automatic space management tasks.

It is important to know how to perform the data load with different character sets, so that users don't risk losing data, and to ensure that even if the data load completes successfully it doesn't end up showing those boring 'question marks' because of character set incompatibilities.

There are several ways to perform the load of large objects...