User Manual: SAP DB
   Architecture: SAP DB
      Database Instance
         Thread
            User Kernel Thread (UKT)
               Conv Scanner
               Data Writer
               Log Writer
               Server Tasks
               Timer Task
               Trace Writer Task
               User Task
               Utility Task
            Special Thread
               Coordinator
               Dev Thread
               Requester
               Temporary Dev Thread
               Timer
            Operating-System-Dependent Special Threads
               Clock Thread
               Console Thread
         Cache
            Catalog Cache
            Converter Cache
            Data Cache
            File directory cache
            Free Block Management (FBM) Cache
            Log Cache
         Devspace
            System Devspace
            Data Devspace
            Log Devspace
      Database Instance Type
         SAP DB OLTP
         liveCache
         SAP DB Document Server
         SAP DB OLAP
         SAP DB E-Catalog
      SAP DB Versions and Database Instance Types
      Operating System Platform
      Multiprocessor Configuration
   User Concept
      SAP DB User Classes
         Database Manager Operator (DBM Operator)
            User Authorizations
               DBM Server Authorizations
                  Default Authorizations for the First DBM Operator
               Operating System User Authorizations
         Database User
            Database User Classes
               Database System Administrator (SYSDBA)
               DBA/DOMAIN
               RESOURCE
               STANDARD
            User Groups
      The Role Concept
      User Data as Options
         Options (C/C++ Precompiler)
      Required Options
      User Data and XUSER
      Using XUSER
         XUSER Data
         Generating XUSER Data in the Background
   Security Concepts
      Availability
         Security Requirements
      Restartability
      Backup Strategy
         Data Backup
            Data Backup with Checkpoint
            Data Backups without Checkpoint
            Consistent Data Backup
            Saving Data Backups
         Log Backup
            Automatic Log Backup
            Interactive Log Backup
            Saving Log Backups
   SAP DB Tools
      Architecture: SAP DB Tools
         Architecture of the Database Manager
         Architecture of the Replication Manager
         SQL Studio Architecture
         Architecture of the SAP DB Web Tools
         X Server
         DBM Server
         REPM Server
         Web Server
      Database Manager
         Database Manager GUI
            Options (DBMGUI)
         Database Manager CLI
            Options (DBMCLI)
            DBM Server Commands
         Web DBM
      Replication Manager
         Options (REPMCLI)
         REPM Server Commands
      SQL Studio: Introduction
         SQL Studio
            Options (SQL Studio)
         Web SQL
   Directory Structure: SAP DB for SAP Systems
      Variables
      Distribution of the SAP DB Directories on the Hard Disk
         Security Requirements
         Performance Requirements
         Example Configuration
         Various Database Systems
         SAP DB Directories
            Instance Data
            Programs that Are Independent of the Database Software Version
            Libraries for the Client Run-time Environment
            Programs that Are Dependent on the Database Software Version
            Client Tools
            Example: SAP DB Directory Structure
            Display SAP DB Directories
            Define SAP DB Directories
   Directory Structure: SAP DB for Open Source
      Variables
      Distribution of the SAP DB Directories on the Hard Disk
         Security Requirements
         Performance Requirements
         Example Configuration
         Various Database Systems
         SAP DB Directories
            Display SAP DB Directories
            Define SAP DB Directories
   Database Parameters
      BACKUP_BLOCK_CNT
      CAT_CACHE_SUPPLY
      CONVERTER_CACHE
      DATA_CACHE
      DATE_TIME_FORMAT
      DEADLOCK_DETECTION
      DEFAULT_CODE
      INSTANCE_TYPE
      JOIN_MAXTAB_LEVEL9
      JOIN_MAXTAB_LEVEL4
      JOIN_SEARCH_LEVEL
      KERNELDIAGSIZE
      KERNELVERSION
      LOG_BACKUP_TO_PIPE
      LOG_IO_QUEUE
      LOG_MODE
      LOG_SEGMENT_SIZE
      LRU_FOR_SCAN
      MAXARCHIVELOGS
      MAXBACKUPDEVS
      MAXCPU
      MAXDATADEVSPACES
      MAXDATAPAGES
      MAXLOCKS
      MAXRGN_REQUEST
      MAXSERVERTASKS
      MAXUSERTASKS
      MP_RGN_LOOP
      OPTIM_BUILD_RESLT
      OPTIM_FETCH_RESLT
      OPTIM_KEY_INV_RATE
      OPTIM_MAX_MERGE
      OPTIM_ORDERBY_IDX
      OPTIM_OR_DISTINCT
      REQUEST_TIMEOUT
      RESERVED_REDO_SIZE
      RESTART_SHUTDOWN
      RUNDIRECTORY
      SEQUENCE_CACHE
      SESSION_TIMEOUT
      UTILITY_PROT_SIZE
      _DATA_CACHE_RGNS
      _EVENT_ALIVE_CYCLE
      _MAXEVENTS
      _MAX_MESSAGE_FILES
      _ROW_RGNS
      _TAB_RGNS
      _TRANS_RGNS
      _TREE_RGNS
      _UNICODE
   SAP DB as UNICODE Database
      UNICODE
      Installing a UNICODE-Enabled Database
         Setting Database Parameter _UNICODE
         Setting Code Attribute UNICODE
      UNICODE and SQL
         Example 1
      UNICODE in Programming Languages
         Example 2
   Data Management Using B* Trees
      Concepts
         Primary Key
         Secondary Key
         B* Tree
            Root/Index Page
            Leaf Page
            Table Access
         Table ID
      B* Trees for Tables
         B* Trees for Table with LONG Columns
         B* Trees for Tables with Secondary Key
         B* Trees for Tables with LONG Columns and Secondary Key
      Table Access Using B* Tree
         Table Access (SELECT) Using B* Tree
         Table Access (INSERT) Using B* Tree
         Table Access (DELETE) Using B* Tree
         Table Access (UPDATE) Using B* Tree
      Changes in the B* Tree Structure
         Non-Uniform Distributions of Data Pages
   Comparison Between SAP DB Version 7.3 and Version 6.1
      Requirements for a Database System
      SAP DB Improvements Since 1997
      SAP DB Tools
      Comparison of SAP DB and Version 6.1
      Technical Specification of SAP DB Version 7.3
      Improvements in SAP DB Version 7.4
   Terms
      Automatic Log Backup
      Backup History
      Backup ID
      Backup Medium
      Cache
      Catalog
      Checkpoint
      Data Backup
      Data Devspace
      Database administrator
      Database Catalog
      Database Instance
      Database Instance Type
      Database Manager
      Database Manager CLI
      Database Manager GUI
      Database Manager Operator (DBM Operator)
      Database Parameters
      Database Session
      Database System Administrator (SYSDBA)
      Database User
      DBA/DOMAIN
      DBM Server
      DBMCLI
      DBMGUI
      Devspace
      External Backup ID
      External Backup Medium
      External Backup Tool
      Instance Type
      Interactive Log Backup
      Kernel
      Language Support (MapChar Sets)
      liveCache
      Lock
      Log Area
      Log Backup
      Log Devspace
      Log Mode
      Multiprocessor Configuration
      Name of a Standard Backup Medium
      Name of External Backup Medium
      Parallel Backup Media
      Redo Area
      Replication Manager
      REPM Server
      RESOURCE
      Run Directory
      SAP DB Document Server
      SAP DB E-Catalog
      SAP DB OLAP
      SAP DB OLTP
      SAP DB Tools
      SAP DB User Classes
      Savepoint
      Session
      Single Backup Medium
      SQL Studio
      SQL Mode
      System Devspace
      Task
      Terminal Support (Termchar Sets)
      Thread
      Transaction
      UNICODE
      Users
      User Data
      Web DBM
      Web SQL
      Web Server
      X Server
   Documentation Overview