About This Guide Conventions Abbreviations Related Documentation Introducing DATABridge Host About DATABridge Advantages of DATABridge Security Considerations DATABridge Support for DMSII Structure Types Choosing a Replication Method Updating Loose vs. Tight Replication Audit Files Forcing an Audit Switch Replication Overview DATABridge Components DATABridge Engine How DBEngine Works DBEngine Visibility to Accessories and Usercodes Establish DBEngine as a System Library Validation Checking Configuring DBEngine Parameters License Key Evaluation Key Audit and Property Levels Checkpoint Frequency Transaction Group Size Elapsed Time Pseudo Quiet Points Workers Enterprise Workers Convert Reversals Available From... To... ReadAhead Links DBPlus Read Active Audit DMSII Program Titles Mirrored Audit Print Statistics Report Sample DBEngine Parameter File DBEngine Commands DBEngine API Support Library Understanding the Support Library Tailoring a Support Library Understanding GenFormat GenFormat Parameter File Sample DBGenFormat Parameter File Creating a Format Default Formats FORMAT Syntax COBOL FORMAT FORMAT Options PREFIX and POSTFIX Codes DATANAME and VALUE FORMAT Example Creating a Filter Declaring User-Written Filters FILTER Syntax SELECT Statement Syntax Filter Examples Transforms Error Manager ALTER and VIRTUAL Data Sets When to Use Primary Keys Creating a Primary Key Primary Key Syntax Creating and Using Translation Tables Syntax for Creating Translation Tables Syntax for Using Translation Tables DATABridge Server How DBServer Works Run DBServer DBServer Commands DBServer Parameter File PORT AUTO CONNECT SOURCE KEY CLIENT HOST WORKERS NOTIFY DATABASE USERCODE PRIORITY AUDIT ON AUDIT JOB TRANSFORM FILTER PREFILTERED SUPPORT CLONE STOP SOURCE LIKE READER PRINT STATISTICS Specifying Location of Audit Files Troubleshooting DBServer Usercodes Span How Span Works Span and Snapshot Compared Span WFL Run the Span Accessory Span Parameter File Determining Output File Title and Device Names EXTRACTS File Title Instead of Directory Name TAPE FIXUPS UPDATES TITLE SUPPORT TRANSFORM FORMAT FILTER PREFILTERED READER TRANGROUP SOURCE AUDIT ON AUDIT JOB REPORT ERRORSFATAL HEADER EMBEDDED EXTRACTS CLONE NONSTOP STOP DEFAULT RECORDS PER BLOCK/AREA DEFAULT MODIFIES Individual Data Set Options Sample Span Parameter File Replication Status Span Report Files Span Commands Automating Span Processing Span Tracking Troubleshooting Span Snapshot Accessory How Snapshot Works Snapshot WFL Run the Snapshot Accessory Snapshot Commands Snapshot Parameter File OUTPUT SPAN ENTRIES TRANSFORM READER FORMAT FILTER SUPPORT SORT STOP AFTER WORKERS EMBEDDED EXTRACTS CLONE ALL Sample Snapshot Parameter File Snapshot Report File Snapshot File Outputs Tanker Accessory How Tanker Works Tanker WFL Run the Tanker Accessory Tanker Commands Tanker Parameter File Filtered Audit Filenames SUPPORT MAXWAIT RETRY AUDIT ON INDEPENDENT TRANSFORM DEFAULT FORMAT FILTER DATASETS Sample Tanker Parameter File Preparing Accessories for Tanker Specifying Location of Audit Files Lister How Lister Works Run the Lister Accessory Lister WFL Lister Parameter File NAMES ONLY PARENT MAX RECORDS SETS SUBSETS KEYS DATAITEMS NULL COMMENTS FILTER SUPPORT DATASET Sample Lister Parameter File Lister Report Sample Lister Report DATABridge Utilities BCNotify Notify (WFL) Save with Update Level (WFL) AuditTimer Utility AuditTimer Parameter File Configuring the AuditTimer Parameter File Example 1 Example 2 Sample AuditTimer Parameter File Starting AuditTimer Forcing an Audit Switch Terminating AuditTimer Copy Audit Utility Modify the DASDL Audit Close Utility Audit Remove Utility Audit Mirroring DBInfo Utility Run DBInfo in Normal Mode Sample DBInfo Report Displaying the Current AFN Displaying the Current Database Update Level Retrieving the Number of Sections in an Audit File Run DBInfo in Interactive Mode DBInfo WFL DMSII Reorganizations & Rollbacks Prepare for a DMSII Reorganization Complete a DMSII Reorganization Preparing for a DMSII Rollback Recover from a DMSII Rollback Manual Recovery from a Rollback Appendix A: Troubleshooting General Troubleshooting Procedure Troubleshooting for All Accessories Outdated Filters and Formats Appendix B: Support Library Information WFL/DATABRIDGE/COMP Glossary of Terms ABSN absolute address (AA) value Accessories Accessroutines audit file audit trail Batch Console caching client cloning consolidated file CONTROL file DASDL data set DATABridge Director DATABridge Engine DATABridge Plus DATABridge Server DBClient DBClntCfgServer DESCRIPTION file direct disk entry point extraction file format conversion filler substitution fixup records flat files garbage collection reorganization GenFormat lag time Lister Accessory mutex null value primary database quiet point (QPT) record format conversion record serial number (RSN) reorganization replicated database replication rollback secondary database semaphores service set state information structure subset Support Library system library table tracking undigits Index Contact Attachmate