Mark Mergaerts is a principal technical consultant working for Logos Consulting, a Belgian consulting company that focuses exclusively on SAP technology. Before that, he worked for SAP Belgium between 1995 and 2011, giving him almost 20 years of SAP BC experience. His activities concentrate on system administration, database management, performance, upgrades (he has been upgrading SAP since the days of release 2.1), and platform and Unicode migrations.

Configure backup, recovery, and high availability

... Preface ... 23

... So You Want to Be an SAP HANA Database Administrator? ... 24

... The SAP HANA Landscape Used for This Book ... 26

... Management Tools ... 27

... Who Is This Book For? ... 28

... How Is This Book Organized? ... 28

... Acknowledgements ... 31

1 ... SAP HANA Overview ... 33

1.1 ... The Column Store ... 33

1.2 ... Hardware Requirements ... 36

1.3 ... Editions ... 37

1.4 ... Use Cases ... 40

1.5 ... Data Provisioning ... 46

1.6 ... Advanced Analytics ... 50

1.7 ... Data Integration ... 54

1.8 ... Summary ... 55

2 ... Architecture of the SAP HANA System ... 57

2.1 ... The Basics ... 57

2.2 ... Services and Processes ... 63

2.3 ... SAP HANA XSA Runtime Platform ... 67

2.4 ... Data Persistency ... 70

2.5 ... Multihost or Distributed SAP HANA Systems ... 71

2.6 ... High Availability ... 76

2.7 ... Backup and Recovery ... 78

2.8 ... Summary ... 80

3 ... Administration Tools ... 81

3.1 ... SAP HANA Cockpit ... 81

3.2 ... SAP HANA Studio ... 103

3.3 ... Command-Line Tools ... 113

3.4 ... DBA Cockpit for SAP HANA ... 124

3.5 ... Additional Tools ... 127

3.6 ... Summary ... 128

4 ... Instance Administration ... 131

4.1 ... Structure of an SAP HANA Instance ... 132

4.2 ... Starting and Stopping the Instance ... 145

4.3 ... Maintaining Parameters ... 152

4.4 ... Managing Memory ... 165

4.5 ... Sessions and Transactions ... 176

4.6 ... Load Management and Distribution ... 184

4.7 ... Special Utilities ... 202

4.8 ... Managing Redo Logs ... 205

4.9 ... Summary ... 216

5 ... Database Administration ... 217

5.1 ... Managing Tenant Databases ... 218

5.2 ... Managing Data and Log Volumes ... 231

5.3 ... Database Corruptions ... 248

5.4 ... Backup and Recovery ... 256

5.5 ... Landscape Management ... 316

5.6 ... Network Configuration ... 334

5.7 ... Summary ... 339

6 ... System Replication ... 341

6.1 ... Architecture ... 343

6.2 ... Configuring and Monitoring System Replication ... 365

6.3 ... Takeover and Failback ... 381

6.4 ... Disable System Replication ... 386

6.5 ... Multitier System Replication ... 390

6.6 ... SAP HANA, Active/Active Read-Enabled Option ... 406

6.7 ... Secondary Time Travel ... 410

6.8 ... Zero-Downtime Maintenance with SAP Solutions ... 414

6.9 ... Hardware Exchange via System Replication ... 417

6.10 ... Summary ... 418

7 ... Scale-Out Systems and High Availability ... 419

7.1 ... Architecture ... 419

7.2 ... Network Layout ... 428

7.3 ... Host Autofailover ... 433

7.4 ... Administration and Monitoring ... 436

7.5 ... Configuration and Setup ... 445

7.6 ... Takeover and Failback ... 457

7.7 ... Summary ... 464

8 ... Data Tiering ... 465

8.1 ... Data Tiering Options ... 466

8.2 ... Persistent Memory ... 470

8.3 ... Native Storage Extensions ... 476

8.4 ... SAP HANA Extension Node ... 480

8.5 ... SAP HANA Dynamic Tiering ... 484

8.6 ... Integration with SAP IQ ... 489

8.7 ... Integration with Hadoop ... 491

8.8 ... Summary ... 493

9 ... Planning and Setting Up the SAP HANA Landscape ... 495

9.1 ... Architecture ... 495

9.2 ... Cloud Deployments ... 496

9.3 ... On-Premise Deployments ... 498

9.4 ... Capacity Planning ... 519

9.5 ... Infrastructure Design ... 536

9.6 ... Network Layout ... 540

9.7 ... High-Availability Clusters ... 547

9.8 ... Virtualization ... 550

9.9 ... Operating System Platforms ... 557

9.10 ... Reference Architecture ... 557

9.11 ... Summary ... 561

10 ... Installation and Updates ... 563

10.1 ... Release Cycle of SAP HANA ... 563

10.2 ... Preparing for Installation and Upgrades ... 565

10.3 ... Using Lifecycle Management Tools ... 588

10.4 ... Downloading the Software ... 598

10.5 ... Installing an SAP HANA System ... 600

10.6 ... Updating an SAP HANA System ... 620

10.7 ... Uninstalling SAP HANA ... 639

10.8 ... Installing and Updating the SAP HANA Client ... 640

10.9 ... Installing and Updating the SAP HANA Cockpit ... 644

10.10 ... Installing and Updating SAP HANA Studio ... 648

10.11 ... Summary ... 651

11 ... Database Objects ... 653

11.1 ... Object Attributes ... 654

11.2 ... Tables ... 659

11.3 ... Indexes ... 667

11.4 ... Triggers ... 668

11.5 ... Constraints ... 669

11.6 ... Views ... 670

11.7 ... Sequences ... 676

11.8 ... Stored Procedures ... 680

11.9 ... Functions ... 682

11.10 ... Synonyms ... 686

11.11 ... Summary ... 687

12 ... Working with Tables ... 689

12.1 ... The Storage Models: Row and Column Stores ... 691

12.2 ... Compression ... 695

12.3 ... Delta Store and Delta Merge ... 703

12.4 ... Partitioning ... 711

12.5 ... Table Classification and Distribution ... 734

12.6 ... Memory and Persistence Layer ... 745

12.7 ... Special Table Types ... 749

12.8 ... Indexes ... 768

12.9 ... Multiversion Concurrency Control ... 778

12.10 ... Export and Import ... 781

12.11 ... Consistency Checks ... 794

12.12 ... Metadata ... 797

12.13 ... Summary ... 805

13 ... Security ... 807

13.1 ... Security Patches ... 809

13.2 ... User Management ... 810

13.3 ... Database Privileges ... 826

13.4 ... Database Roles ... 842

13.5 ... Troubleshooting Authorization Issues ... 848

13.6 ... Authentication Methods ... 854

13.7 ... Auditing the Database ... 863

13.8 ... Encryption ... 877

13.9 ... Increase the System Isolation Level ... 902

13.10 ... Cross-Database Authorizations ... 906

13.11 ... Summary ... 909

14 ... Performance Analysis ... 911

14.1 ... System Performance Monitoring ... 912

14.2 ... SQL Statement Analysis ... 917

14.3 ... Optimizer Statistics ... 946

14.4 ... Summary ... 948

15 ... Monitoring and Troubleshooting ... 949

15.1 ... Monitoring Views ... 950

15.2 ... Statistics Service Views ... 953

15.3 ... Displaying System Views ... 955

15.4 ... Diagnostic Files ... 955

15.5 ... Alerts ... 966

15.6 ... SAP's SQL Statement Collection ... 978

15.7 ... Mini Checks ... 991

15.8 ... SQL Trace ... 994

15.9 ... Additional Traces ... 1002

15.10 ... Summary ... 1005

A ... Setting Up Your Trial System ... 1009

A.1 ... Install SAP HANA, Express Edition ... 1010

A.2 ... Get SAP HANA with SAP Cloud Appliance Library ... 1013

A.3 ... Summary ... 1021

B ... References and Further Reading ... 1023

B.1 ... Accessing the SAP Documentation ... 1023

B.2 ... SAP Documentation and Manuals ... 1027

B.3 ... SAP Product Support ... 1028

B.4 ... Further Reading from SAP PRESS ... 1034

C ... The Authors ... 1035

... Index ... 1037