Universal Cache: User Guide
Conventions
Syntax notation conventions
Universal Cache installation and configuration overview
Prerequisites
System requirements for Universal Cache
solidDB® supported platforms
Supported backend data servers for Universal Cache
solidDB® installation requirements
User process resource limits (ulimits) considerations in Linux and UNIX environments
Security-enhanced Linux considerations
Component and installation package information
User accounts and database connection data for Universal Cache
Installation topologies for Universal Cache
Example: Evaluation topology
Example: Production topology
Example: Multiple cache databases topology
Example: Universal Cache with High Availability topology
Installing and configuring Universal Cache
Overview of Universal Cache installation and configuration steps
Installing and configuring solidDB® server for Universal Cache
Installing and configuring IBM InfoSphere CDC for solidDB®
Installing and configuring your backend data server
Installing and configuring IBM InfoSphere CDC for your backend data server
Installing and configuring IBM InfoSphere CDC Access Server
Installing and configuring IBM InfoSphere CDC Management Console
Installing drivers
Installing solidDB® JDBC Driver
Installing solidDB® ODBC Driver
Installing and configuring backend ODBC drivers for SQL passthrough
Setting up caching
Setting up caching with Management Console
Key concepts for setting up caching with Management Console
Deciding on the replication model
Universal-Cache-specific settings and tasks for IBM InfoSphere CDC
Important IBM InfoSphere CDC system parameter settings for Universal Cache
Enabling use of foreign keys (referential integrity)
Dropping and re-creating solidDB® source tables
Starting mirroring in Management Console without synchronizing data
Using Unicode and partial Unicode databases with Universal Cache
Enabling fast refresh
Using shared memory access (SMA) with Universal Cache
Preparing applications for use with Universal Cache
Performance tuning and monitoring
Factors impacting Universal Cache performance
Monitoring performance
SQL passthrough
Principles of operation
Considerations for developing applications with SQL passthrough access rights
Configuring and using SQL passthrough
Setting up SQL passthrough
Setting and modifying SQL passthrough mode
Tracing and monitoring SQL passthrough
SQL passthrough and High Availability
SQL passthrough failure handling
Data aging
Principles of operation
Using data aging
Tools and utilities
Perl automation framework
Instance and subscription management tools
ucdeploy: Configuration and setup sample
ucpassthrough: SQL passthrough setup sample
uchsbmonitor: HSB subscription monitoring sample
SQL stored procedures for data aging and refresh
Using the Aging stored procedure
Using the Refresh stored procedure
Example: Automating data aging for bidirectional subscriptions
Failure handling in Universal Cache
Standalone solidDB® server fails
IBM InfoSphere CDC instance fails
solidDB® server in HA mode (HotStandby) fails
Communication link between primary solidDB® server and IBM InfoSphere CDC for solidDB® instance fails
Backend server or backend node fails
Backend primary server fails
Troubleshooting
IBM InfoSphere CDC for solidDB® reference
About IBM InfoSphere CDC
IBM InfoSphere CDC for solidDB® system requirements
Required database, user accounts, and schemas
Single byte and multibyte character support
Installing IBM InfoSphere CDC
Installing IBM InfoSphere CDC using an interactive installation
Installing IBM InfoSphere CDC using a silent installation
Configuring IBM InfoSphere CDC
Configuring IBM InfoSphere CDC instances (Windows)
Configuring IBM InfoSphere CDC instances (UNIX and Linux)
Starting and stopping IBM InfoSphere CDC
Starting IBM InfoSphere CDC
Stopping IBM InfoSphere CDC
Enabling SQL statements in Management Console
Datatypes supported by IBM InfoSphere CDC
Supported data types
Supported mappings
IBM InfoSphere CDC metadata tables
Commands for IBM InfoSphere CDC
Using the IBM InfoSphere CDC commands
Setting the TSINSTANCE environment variable
Controlling replication commands
dmendreplication: End replication
dmrefresh: Refresh subscription
dmstartmirror: Start mirroring
Database transaction log commands
dmdecodebookmark: Display verbose bookmark information
dmsetbookmark: Set bookmark
dmshowbookmark: Display bookmark information
dmshowlogdependency: Show log dependency
Exporting and importing configuration commands
dmexportconfiguration: Export IBM InfoSphere CDC configuration
dmimportconfiguration: Import IBM InfoSphere CDC configuration
Managing tables for replication commands
dmdescribe: Describe source tables
dmflagforrefresh: Flag for refresh
dmmarktablecapturepoint: Mark a table capture point on a source table
dmpark - Park table
dmreaddtable: Update source table definition
dmreassigntable: Update target table definition
dmsetreplicationmethod: Set replication method
Monitoring replication commands
dmclearevents: Clear events
dmgetsubscriptionstatus: Get subscription status
dmshowevents: Display IBM InfoSphere CDC events
Other commands
dmbackupmd: Backup metadata
dmconfigurets: Configure IBM InfoSphere CDC
dmmdcommander
dmmdconsole
dmclearstagingstore: Remove cached operations from the staging store
dmgetstagingstorestatus: Retrieve staging store status
dmenablecontinuouscapture: Enable continuous capture
dmdisablecontinuouscapture - Disable continuous capture
dmset: Set IBM InfoSphere CDC system parameter
dmsetaccessserverparams: Set Access Server parameters
dmshowversion: Show IBM InfoSphere CDC version
dmshutdown: Shut down IBM InfoSphere CDC
dmsupportinfo: Collect support information
dmterminate: Terminate IBM InfoSphere CDC processes
dmts32: Start IBM InfoSphere CDC
dmts64: Start IBM InfoSphere CDC
User exits for IBM InfoSphere CDC
Stored procedure user exits for table and row level operations
Defining a stored procedure user exit
Stored procedure user exit database connections
Retrieving data with a stored procedure user exit
Example of a stored procedure user exit
Sample user exits for IBM InfoSphere CDC
IBM InfoSphere CDC API reference: Javadocs
Conflict resolution audit table
Structure of the conflict resolution audit table
Row image format
Truncated images
Unaudited data types
Configuring user exits
To configure a user exit for a Java class
System parameters for IBM InfoSphere CDC for solidDB®
General product system parameters
Notification system parameters
Maximize throughput system parameters
Encoding system parameters
Disk resource system parameters
Apply process system parameters
Log Reader parameters
SQL passthrough parameters
ODBC data type support in SQL passthrough
ODBC driver connect string: Formatting rules
Universal Cache: User Guide
ODBC driver connect string: Formatting rules
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