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DWAINE R. SNOW has twelve years of experience implementing and tuning DB2 to support workloads from Web-based transactions up to multiterabyte data warehouses. Snow is the product manager for DB2 partitioned databases and is co-author of The DB2 Cluster Certification Guide.
THOMAS X. PHAN is an IBM Certified I/T Specialist in the IBM Data Management Consulting practice with over thirteen years of data processing experience. He specializes in relational database-related services including application design, logical and physical database design, and performance and tuning on numerous DB2 UDB platforms.
| Foreword | |
| Preface | |
| Data Storage | |
| Some Terminology Used in DB | |
| The Default Database | |
| Table Spaces | |
| Containers | |
| Extents | |
| Creating Table Spaces | |
| The Table Space Types | |
| SMS Table Spaces | |
| DMS Table Spaces | |
| Should the Temporary Table Space Be SMS or DMS? Additional Table Space Options/Parameters | |
| Listing Table Spaces | |
| SYSCAT | |
| TABLESPACES View | |
| SYSCAT | |
| TABLES View | |
| When Is a Table Space Full? Table Space Maps and Table Space Extent Maps | |
| Altering a Table Space | |
| The Table Space's Partition Group | |
| Database Partition Groups | |
| Disk Layout | |
| Summary | |
| Data Manipulation | |
| The Buffer Pools | |
| Buffer Pool Usage | |
| How Many Buffer Pools Should a Database Have? | |
| When to Consider Multiple Buffer Pools | |
| Buffer Pool Overhead | |
| 32- and 64-bit Considerations | |
| Hidden Buffer Pools | |
| Altering Buffer Pools | |
| Block-Based Buffer Pools Can Improve Sequential Prefetching | |
| System Catalog Views Relating to Buffer Pools | |
| What Is Prefetching? What Is Page Cleaning? Monitoring Buffer Pool Activity | |
| Buffer Pool Tuning | |
| Parallelism | |
| Intra-Partition Parallelism | |
| Inter-Partition Parallelism | |
| Combined Intra-Partition Parallelism and Inter-Partition Parallelism | |
| Why Partition a Database on a Large SMP Server? Considerations with Multiple Database Partitions | |
| Types of Database Objects | |
| Tables | |
| Partition Maps | |
| The Relationship between Partition Groups, Table Spaces, and Tables | |
| Partitioning Keys | |
| Summary | |
| Database Availability | |
| Ability to Manage Logs | |
| Primary Logs (LOGPRIMARY) | |
| Secondary Logs (LOGSECOND) | |
| Log File Size (LOGFILSIZ) | |
| Log Buffer Size (LOGBUFSZ) | |
| Number of Commits to Group (MINCOMMIT) | |
| New Log Path (NEWLOGPATH) | |
| Overflow Log Path (OVERFLOWLOGPATH) | |
| Log Mirroring | |
| Reducing Logging with the NOT LOGGED INITIALLY Parameter Option | |
| Reducing Logging with Declared Global Temporary Tables (DGTTs) | |
| Managing Log Files | |
| Archiving Log Files with a User Exit Program | |
| How Truncated Logs Are Handled | |
| Log File Allocation and Removal | |
| Blocking Transactions When the Log Directory File Is Full | |
| On Demand Log Archive | |
| Using Raw Logs | |
| How to Prevent Losing Log Files | |
| Review Session | |
| Observation | |
| Developing a Backup and Recovery Strategy | |
| The Recovery History File | |
| Deciding How Often to Back Up | |
| Storage Considerations | |
| Keeping Related Data Together | |
| Using Different Operating Systems | |
| Crash Recovery | |
| Disaster Recovery | |
| Version Recovery | |
| Rollforward Recovery | |
| Incremental Backup and Recovery | |
| Backup Overview | |
| Displaying Backup Information | |
| Authorities Required to Use Backup | |
| Using Backup | |
| Backing Up to Tape | |
| Backing Up to Named Pipes | |
| Backup Database: Examples | |
| Optimizing Backup Performance | |
| Offline versus Online Backup | |
| Backup Considerations | |
| Restore Overview | |
| Authorities Required to Use Restore | |
| Using Restore | |
| Using Incremental Restore in a Test and Production Environment | |
| Redefining Table Space Containers During a Restore Operation (Redirected Restore) | |
| Restoring to an Existing Database | |
| Restoring to a New Database | |
| Restore Database: Examples | |
| Optimizing Restore Performance | |
| Restore Considerations | |
| Restore to a Damaged Partition | |
| Rollforward Overview | |
| Authorities Required to Use Rollforward | |
| Using Rollforward | |
| Rollforward Database: Examples | |
| High Availability Clustering | |
| Split Mirror | |
| Suspend I/O Feature | |
| The db2inidb Tool | |
| High Availability through Log Shipping | |
| High Availability through Online Split Mirror and Suspended I/O Support | |
| Split Mirror to Clone a Database | |
| Split Mirror as a Standby Database | |
| Split Mirror as a Backup Image | |
| High Availability on AIX | |
| Hot Standby with a Cascading Resource Group | |
| Mutual Takeover with a Cascading Resource Group | |
| High Availability on the Windows Operating System | |
| Clustered Servers for High Availability | |
| High Availability on Sun Solaris | |
| High Availability with VERITAS Cluster Server | |
| Considerations for Hig | |
| Table of Contents provided by Publisher. All Rights Reserved. |
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