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Learning Linux Shell Scripting

You're reading from   Learning Linux Shell Scripting Leverage the power of shell scripts to solve real-world problems

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Product type Paperback
Published in May 2018
Publisher Packt
ISBN-13 9781788993197
Length 332 pages
Edition 2nd Edition
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Author (1):
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Ganesh Sanjiv Naik Ganesh Sanjiv Naik
Author Profile Icon Ganesh Sanjiv Naik
Ganesh Sanjiv Naik
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Table of Contents (17) Chapters Close

Preface 1. Getting Started and Working with Shell Scripting FREE CHAPTER 2. Drilling Deep into Process Management, Job Control, and Automation 3. Using Text Processing and Filters in Your Scripts 4. Working with Commands 5. Exploring Expressions and Variables 6. Neat Tricks with Shell Scripting 7. Performing Arithmetic Operations in Shell Scripts 8. Automating Decision-Making in Scripts 9. Automating Repetitive Tasks 10. Working with Functions 11. Using Advanced Functionality in Scripts 12. System Startup and Customizing a Linux System 13. Pattern Matching and Regular Expressions with sed and awk 14. Taking Backup and Embedding Other Languages in Shell Scripts 15. Database Administration Using Shell Scripts 16. Other Books You May Enjoy

Working with Oracle Database

Oracle is one of the most widely used databases. In this section, you will learn about automating Oracle Database administration. Let's start with very basic activities, as discussed in the following sections.

Switching to an Oracle user

First, run the following command to log in as an oracle user:

          $ su - oracle
  

In this case, the user was a student and after running this command, the user will be oracle.

Now, log in to your Oracle Database by running the following command:

          $ sqlplus sys as sysdba
  

Enter the password you set earlier when installing Oracle. After the successful execution of this command, you will get the SQL> prompt:

[oracle@localhost work]$ sqlplus...
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