Справочник Пользователя для IBM 000-8697

IBM

9

Chapter

Product Environment

In This Chapter . . . . . . . . . . . . . . . . . . . .

The OnLine Environment

. . . . . . . . . . . . . . . .

OnLine Features . . . . . . . . . . . . . . . . . .

High Performance . . . . . . . . . . . . . . . .

Fault Tolerance and High Availability. . . . . . . . . .

Multimedia Support. . . . . . . . . . . . . . . .

Distributed Data Queries . . . . . . . . . . . . . .

Features Beyond the Scope of OnLine . . . . . . . . . . .

Bad-Sector Mapping. . . . . . . . . . . . . . . .

Blob Scanning or Compression . . . . . . . . . . . .

What Is Multiple Residency?

. . . . . . . . . . . . . . .

How Multiple Residency Works . . . . . . . . . . . . .

How to Set Up Multiple Residency . . . . . . . . . . . .

Step 1: Create a New Configuration File . . . . . . . . .

Step 2: Edit the Configuration File for the New OnLine

Step 3: Set Your TBCONFIG Environment Variable . . . . .

Step 4: Complete Tuning OnLine Configuration (Optional) . .

Step 5: Initialize New OnLine

. . . . . . . . . . . .

Step 6: Ensure That Users Correctly Define Their

TBCONFIG Variables. . . . . . . . . . . . .

OnLine Administration with IBM Informix STAR . . . . . . . .

Sharing Data by Using IBM Informix STAR . . . . . . . . .

Updating Multiple OnLine Servers

. . . . . . . . . .

Multiserver Modification Concepts

. . . . . . . . . .

IBM Informix STAR and Two-Phase Commit Protocol . . . . .

Protocol Components . . . . . . . . . . . . . . .

Example Transaction Commit . . . . . . . . . . . .

Example Transaction Rollback . . . . . . . . . . . .