Capabilities for DB2 for z/OS

Last updated on Jan 05, 2021

Contents

This section lists the Capabilities of HVR when using 'DB2 for z/OS'. For more information about the pre-requisites, access privileges, and other configuration requirements, see Requirements for DB2 for z/OS.

Capture

HVR supports the following capabilities on DB2 for z/OS:

  • Capture changes from location (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • Log-based capture (capture from DBMS logging system) (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • Log-based capture of tables without a primary key (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • Log-based capture of tables with LOB column (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • Populates column hvr_cap_user for use in ColumnProperties {hvr_cap_user} substitutions (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • Log-based capture of truncate table statements (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • Multiple log-based capture jobs can capture from same database (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • Log-based capture checkpointing (action Capture /CheckpointingFrequency) (DB2 for z/OS from version 11.01.00 to version 12.01.05).

HVR does not support the following capabilities on DB2 for z/OS:

  • Capture from Archive log files only.
  • Log-based capture of DDL statements using action AdaptDDL.
  • Direct access to logs on a file system.
  • Access to logs using SQL interface.
  • Log-based capture from hidden rowid column (ColumnProperties /CaptureFromRowId).
  • Rewind log-based capture to specific time (Hvrinit option -i).
  • Online refresh using accurate LSN/SCN.
  • Capture from tables with basic compression.
  • Hvrlogrelease to preserve journal/archives.
  • Read archives from an alternative directory (Capture /ArchiveLogPath).
  • Trigger-based capture (action Capture /TriggerBased).

Hub Database

HVR does not support Hub database on DB2 for z/OS.

Integrate

HVR supports the following capabilities on DB2 for z/OS:

  • Integrate changes into location (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Integrate with /BurstCommitFrequency (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Continuous integration (Integrate without /Burst) (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Action TableProperties with /DuplicateRows for continuous integration (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Continuous Integrate with /OnErrorSaveFailed (without /Burst) (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Action Transform /SoftDelete (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Creation and update of HVR state tables (DB2 for z/OS from version 10.01.00 to version 12.01.05).

HVR does not support the following capabilities on DB2 for z/OS:

Bi-directional Replication

HVR supports the following capabilities on DB2 for z/OS:

  • Detection of changes made by HVR in a bidirectional channel to prevent loop-back (DB2 for z/OS from version 11.01.00 to version 12.01.05).
  • CollisionDetect with /TimestampColumn (DB2 for z/OS from version 11.01.00 to version 12.01.05).

HVR does not support the following capabilities on DB2 for z/OS:

Refresh and Compare

HVR supports the following capabilities on DB2 for z/OS:

  • Hvrrefresh or Hvrcompare from source location (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Hvrrefresh into target location (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Row-wise Hvrrefresh into target location (option -g) (DB2 for z/OS from version 10.01.00 to version 12.01.05).

Other Capabilities

HVR supports the following capabilities on DB2 for z/OS:

  • International table and column names where DBMS is not configured with UTF-8 encoding (DB2 for z/OS from version 10.01.00 to version 12.01.05).
  • Treat DBMS table names and columns case sensitive (action LocationProperties /CaseSensitiveNames) (DB2 for z/OS from version 10.01.00 to version 12.01.05, since HVR 5.6.5/1).

HVR does not support the following capabilities on DB2 for z/OS:

  • Use distribution key for parallelizing changes within a table (ColumnProperties /DistributionKey).