OCP Oracle Database 11g New Features Exam Guide P1

OCP Oracle Database 11g:New Features for Administrators Exam Guide Exam 1Z0-050 ®... OCP Oracle Database 11g:New Features for Administrators Exam Guide Exam 1Z0-050 Sam Alapati New Yor

OCP Oracle Database 11g:

New Features for

Administrators

Exam Guide (Exam 1Z0-050)

®

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OCP Oracle Database 11g:

New Features for

Administrators

Exam Guide (Exam 1Z0-050)

Sam Alapati

New York Chicago San Francisco Lisbon London Madrid

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OCP Oracle Database 11g: New Features for Administrators exam Neither Oracle

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To the twins, Nina and Nicholas.

ABOUT THE AUTHOR

Sam Alapati (Irvine, TX) is an experienced Oracle DBA who holds the Oracle OCP

DBA (11g) certification and the Hewlett-Packard UNIX System Administrator

certification He currently manages Oracle databases at the Boy Scouts of America’s national office in Irving, Texas Previously, Sam worked for AMR Holdings (Sabre) and the Blanch Company in Dallas Sam was a Senior Principal Consultant for Oracle Corporation in New York, working with NBC and Lehman Brothers In addition to being a professional Oracle database administrator, Sam has also taught Oracle DBA classes for many students and college-level courses at Kansas State University, University of Texas at Austin, and Rutgers University

About the Technical Editor

April Wells (Austin, TX) is an experienced Oracle DBA who holds multiple OCP

DBA certifications She currently manages Oracle databases and Oracle data warehouses at NetSpend Corporation in Austin, Texas Previously, April worked for Oracle Corporation in Austin as on-site support at Dell; at Corporate Systems

in Amarillo, Texas; and at US Steel in Pennsylvania and Minnesota

CONTENTS AT A GLANCE

1 Installing, Upgrading, and Change Management 1

2 Diagnosing and Resolving Problems 77

3 Intelligent Infrastructure and Database Security 147

4 Automatic SQL Tuning and SQL Plan Management 213

5 Automatic Storage Management and Partitioning Enhancements 263

6 Performance Enhancements 321

7 RMAN and Flashback Enhancements 383

8 Oracle SecureFiles and Miscellaneous New Features 449

About the CD-ROM 491

Glossary 493

Index 507

CONTENTS

Acknowledgments xv

Introduction xvi

1 Installing, Upgrading, and Change Management 1

Installing Oracle Database 11g 3

Changes in the Optimal Flexible Architecture 3

Automatic Diagnostic Repository 5

Changes in the Installation Options 6

New Database Components 7

Role and Privilege Changes 7

An Oracle Database 11g Installation 8

New Features in Database Creation 10

Summary of New Initialization Parameters 10

DBCA Enhancements 12

Using the DBCA to Create a Database 13

Upgrading to Oracle Database 11g 19

Moving Data as Part of the Upgrade 19

New Privileges for Storage Management 20

Upgrading to Oracle Database 11g 20

Exercise 1-1 Scripts to Run for Upgrading a Database 31

Real Application Testing 32

Database Replay 33

Exercise 1-2 Procedure for Capturing and Replaying a Database Workload 47

The SQL Performance Analyzer 51

Exercise 1-3 Testing SQL Performance Following a Database Upgrade 61

✓ Two-Minute Drill 63

Q&A Self Test 68

Lab Question 71

Self Test Answers 72

Lab Answer 75

2 Diagnosing and Resolving Problems 77

Automatic Diagnostic Repository 80

The Structure of the ADR 81

ADRCI 83

For more information about this title, click here

Incidents and Problems 88

Incident Packaging Service 90

Exercise 2-1 Creating an Incident Package with ADRCI 95

Support Workbench 96

Viewing Critical Error Alerts 96

Examining Problem Details 98

Collecting Additional Diagnostic Data 98

Creating a Service Request 99

Packaging and Uploading Diagnostic Data 100

Tracking the Service Request 102

Implementing Repairs 103

Closing Incidents 103

Generating a User-Created Problem 103

Viewing the Alert Log 104

Health Monitor 105

Running a Health Check 106

Exercise 2-2 Running a Health Check with Input Parameters 107

Viewing the Health Monitor Reports 110

SQL Repair Advisor 110

Using the Support Workbench 111

Using the DBMS_SQLDIAG Package 111

Exercise 2-3 Exporting a SQL Patch to Another Database 114

Data Recovery Advisor 115

Failures 117

Repair Options 118

Using RMAN to Manage the Data Recovery Advisor 119

Proactive Checks 126

Managing the DRA with Database Control 130

New Parameter to Detect Database Corruption 131

✓ Two-Minute Drill 135

Q&A Self Test 138

Lab Question 142

Self Test Answers 143

Lab Answer 146

Contents ix

x OCP Oracle Database 11g: New Features for Administrators Exam Guide

3 Intelligent Infrastructure and Database Security 147

Enhancements in AWR Baselines 148

Managing Baseline Templates 149

Renaming a Baseline 152

Setting AWR Baseline Metric Thresholds 152

Moving Window AWR Baselines 155

Managing the New Baseline Features 156

Controlling Automated Maintenance Tasks 158

Predefined Maintenance Windows 159

Managing the Automatic Maintenance Tasks 159

Implementing Automatic Maintenance Tasks 163

Configuring Resource Allocation for Automatic Tasks 163

I/O Calibration 164

Exercise 3-1 Calibrating I/O Resources 164

Database Resource Manager New Features 167

Per Session I/O Limits 168

Pre-Created Mixed Workload Resource Plan 172

Using New Oracle Scheduler Features 173

Lightweight Jobs 173

Exercise 3-2 Creating an Array of Regular Scheduler Jobs 177

Remote External Jobs 178

Scheduler Support for Data Guard 184

Security Enhancements 185

Secure Password Support 186

Configuring Fine-Grained Access to Network Services 190

Encrypting Tablespaces 194

Creating the Oracle Wallet 195

Creating an Encrypted Tablespace 196

Restrictions on Tablespace Encryption 198

✓ Two-Minute Drill 201

Q&A Self Test 204

Lab Question 207

Self Test Answers 208

Lab Answer 211

4 Automatic SQL Tuning and SQL Plan Management 213

Automatic SQL Tuning Advisor 214

SQL Profiles 216

Limitations 217

The Automatic SQL Tuning Process 217

Exercise 4-1 Using Enterprise Manager to Access the SQL Tuning Advisor 222

Interpreting Automatic SQL Tuning Reports 223

Data Dictionary Views 224

SQL Plan Management 225

SQL Plan Baselines 226

Capturing SQL Plan Baselines 227

Fixed SQL Plan Baselines 235

SQL Plan Baseline Attributes 235

Managing SQL Plan Baselines 237

The SQL Management Base 238

Managing SPM with the Enterprise Manager 240

SQL Access Advisor Enhancements 240

New Procedures 240

Partitioning Recommendations 242

Publish Points 243

Running a SQL Access Advisor Job Using PL/SQL 243

Using Enterprise Manager 249

Using the Cursor Cache to Get SQL Access Advisor Recommendations 251

✓ Two-Minute Drill 254

Q&A Self Test 257

Lab Question 259

Self Test Answers 260

Lab Answer 262

5 Automatic Storage Management and Partitioning Enhancements 263

Automatic Storage Management New Features 264

ASM Architecture 264

ASM Fast Mirror Resync 265

ASM Preferred Mirror Read 269

ASM Scalability and Performance Enhancements 272

New SYSASM Privilege 274

ASM Compatibility 275

Changing ASM Disk Group Attributes 279

New Manageability Options for Commands 280

Contents xi

xii OCP Oracle Database 11g: New Features for Administrators Exam Guide

Exercise 5-1 Using the md_backup and md_restore

Commands 288

Partitioning Enhancements 289

Interval Partitioning 290

System Partitioning 295

Virtual Column-Based Partitioning 298

Reference Partitioning 301

Composite Partitioning Enhancements 307

✓ Two-Minute Drill 312

Q&A Self Test 315

Lab Question 316

Self Test Answers 317

Lab Answer 318

6 Performance Enhancements 321

ADDM Enhancements 322

ADDM for Real Application Clusters 322

New DBMS_ADDM Package 324

Automatic Memory Management 328

SGA, PGA, and the MEMORY_TARGET Parameter 329

Exercise 6-1 Using Automatic Memory Management 331

Monitoring Automatic Memory Management 332

DBCA and Automatic Memory Management 333

Enhancements in Optimizer Statistics Collection 334

Statistics Preferences 334

Partitioned Tables and Incremental Statistics 337

New Sampling Technique 338

Deferred Statistics Publishing 338

Extended Statistics 341

Result Cache 347

Result Cache Memory Pool 347

Managing the Result Cache 348

Caching SQL Results with a Result_Cache Hint 348

Using the DBMS_RESULT_CACHE Package 350

Using Dynamic Performance Views 353

The SQL Query Result Cache 354

The PL/SQL Function Result Cache 357

The Client Query Result cache 359

Adaptive Cursor Sharing 362

How Adaptive Cursor Sharing Works 364

Monitoring Adaptive Cursor Sharing 365

✓ Two-Minute Drill 369

Q&A Self Test 373

Lab Question 376

Self Test Answers 377

Lab Answer 380

7 RMAN and Flashback Enhancements 383

RMAN Enhancements 384

Active (Network-Based) Database Duplication 384

Parallel Backup and Restore of Large Files 392

Archival (Long-Term) Backups 394

Fast Incremental Backups 398

Improved Block Media Recovery Performance 398

New Persistent Configuration Parameters 401

Backup Failover to Non-Flash Recovery Areas 404

Recovery Catalog Management 405

Merging Recovery Catalogs 405

Virtual Private Catalogs 408

New Flashback-Related Features 413

Flashback Data Archive 413

Flashback Transaction Backout 427

Exercise 7-1 Using the TRANSACTION_BACKOUT Procedure 430

✓ Two-Minute Drill 433

Q&A Self Test 438

Lab Question 442

Self Test Answers 443

Lab Answer 447

8 Oracle SecureFiles and Miscellaneous New Features 449

Oracle SecureFiles 450

Enabling SecureFiles 451

Capabilities of SecureFiles 452

Storage Options for SecureFiles 453

Creating SecureFiles 454

Managing and Monitoring SecureFiles 456

Migrating to SecureFiles 457

Contents xiii