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Preface#

About This Manual#

This guide describes how to use the Altibase Heartbeat utility in a distributed database environment.

Audience#

This manual has been prepared for the following Altibase users:

  • Database administrators
  • Performance administrators
  • Database users
  • Application developers
  • Technical Supporters

It is recommended for those reading this manual possess the following background knowledge:

  • Basic knowledge in the use of computers, operating systems, and operating system utilities
  • Experience in using relational database and an understanding of database concepts
  • Computer programming experience
  • Experience in database server management, operating system management, or network administration

Organization#

The manual is organized as follows:

  • Chapter 1: Introduction to Altibase heartbeat
    This chapter introduces Altibase Heartbeat and describes its basic procedure.

  • Chapter 2: Commands
    This chapter explains Altibase Heartbeat commands

  • Chapter 3: Configuring Altibase Heartbeat
    This chapter describes how to configure Altibase Heartbeat, and how to configure a distributed database environment with Altibase Heartbeats.

  • Chapter 4: Altibase Heartbeat Process
    This chapter explains the Altibase Heartbeat process in details. On which criteria Altibase Heartbeat determines failure, and once failure is detected, how Failover is performed are examined.

Documentation Convention#

This section describes the convention used in this manual. Understanding this convention will make it easier to find information in this manual and in the other manuals in the series.

This convention described here is as follow:

  • Sample Code Convention
Sample Code Conventions#

The code examples explain SQL statements, stored procedures, iSQL statements, and other command line syntax.

The following table describes the printing conventions used in the code examples.

Rules Meaning Example
[ ] Indicates an optional item VARCHAR [(size)] [[FIXED |] VARIABLE]
{ } Indicates a mandatory field for which one or more items must be selected. { ENABLE | DISABLE | COMPILE }
| A delimiter between optional or mandatory arguments. { ENABLE | DISABLE | COMPILE } [ ENABLE | DISABLE | COMPILE ]
. . . Indicates that the previous argument is repeated, or that sample code has been omitted. SQL> SELECT ename FROM employee;
ENAME
-----------------------
SWNO
HJNO
HSCHOI
.
.
.
20 rows selected.
Other Symbols Symbols other than those shown above are part of the actual code. EXEC :p1 := 1; acc NUMBER(11,2)
Italics Statement elements in italics indicate variables and special values specified by the user. SELECT * FROM table_name;
CONNECT userID/password;
Lower case words Indicate program elements set by the user, such as table names, column names, file names, etc. SELECT ename FROM employee;
Upper case words Keywords and all elements provided by the system appear in upper case. DESC SYSTEM_.SYS_INDICES_;

For more detailed information, please refer to the following documents.

  • Getting Started Guide

  • Installation Guide

  • Administrator’s Manual

  • Replication Manual

  • Stored Procedures Manual

  • Error Message Reference

Altibase Welcomes Your Comments and Feedbacks#

Please let us know what you like or dislike about our manuals. To help us with better future versions of our manuals, please tell us if there is any corrections or classifications that you would find useful.

Include the following information:

  • The name and version of the manual that you are using
  • Any comments about the manual
  • Your name, address, and phone number

If you need immediate assistance regarding any errors, omissions, and other technical issues, please contact Altibase's Support Portal.

Thank you. We always welcome your feedbacks and suggestions.