Capabilities for Db2 for i

This section lists the Capabilities of Data Source Solutions DSS when using 'Db2 for i'. For more information about the pre-requisites, access privileges, and other configuration requirements, see Db2 for i Requirements.

Capture

DSS supports the following capabilities on Db2 for i:

• Capture changes from location (Db2 for i from version 7.2 to version 7.5).
• Log-based capture (capture from DBMS logging system) (Db2 for i from version 7.2 to version 7.5).
• Log-based capture of DDL statements using action AdaptDDL (Db2 for i from version 7.2 to version 7.5).
• Log-based capture of tables without a primary key (Db2 for i from version 7.2 to version 7.5).
• Access to logs using SQL interface (Db2 for i from version 7.2 to version 7.5).
• Log-based capture of tables with LOB column (Db2 for i from version 7.2 to version 7.5).
• Log-based capture from hidden rowid/RRN column (ColumnProperties with parameter CaptureFromRowId) (Db2 for i from version 7.2 to version 7.5).
• Rewind log-based capture to specific time (dssactivate option -i) (Db2 for i from version 7.2 to version 7.5).
• Online refresh using accurate LSN/SCN (Db2 for i from version 7.2 to version 7.5).
• Populates column dss_cap_user for use in ColumnProperties {dss_cap_user} substitutions (Db2 for i from version 7.2 to version 7.5).
• Log-based capture of truncate table statements (Db2 for i from version 7.2 to version 7.5, support depends on system setting).
• Multiple log-based capture jobs can capture from same database (Db2 for i from version 7.2 to version 7.5).
• Log-based capture checkpointing using location property Capture_Checkpoint_Frequency (Db2 for i from version 7.2 to version 7.5).

DSS does not support the following capabilities on Db2 for i:

• Capture from Archive log files only.
• Direct access to logs on a file system.
• Rewind log-based capture to the beginning of currently active oldest transaction.
• Capture from tables with basic compression.
• Read archives from an alternative directory (location property Archive_Log_Path on the capture location).
• Trigger-based capture (using the location property Capture_Method=DB_TRIGGER at the capture location). This method has been deprecated since 6.2.0/0..

Repository Database

DSS does not support Repository database on Db2 for i.

Integrate

DSS supports the following capabilities on Db2 for i:

• Integrate changes into location (Db2 for i from version 7.2 to version 7.5).
• Burst integration (Integrate with parameter Method=BURST) (Db2 for i from version 7.2 to version 7.5).
• Integrate with parameter BurstCommitFrequency (Db2 for i from version 7.2 to version 7.5).
• Continuous integration (Integrate with parameter Method=CONTINUOUS) (Db2 for i from version 7.2 to version 7.5).
• Tables without a key and without TableProperties with NoDuplicateRows for continuous integration (Db2 for i from version 7.2 to version 7.5).
• Continuous integrate with parameter OnErrorSaveFailed (Db2 for i from version 7.2 to version 7.5).
• ColumnProperties with parameter SoftDelete (Db2 for i from version 7.2 to version 7.5).
• Creation and update of DSS state tables (Db2 for i from version 7.2 to version 7.5).

DSS does not support the following capabilities on Db2 for i:

• Append integration into TimeKey (Integrate with parameter Method=APPEND).
• Disable/enable database triggers during integrate (with parameter NoTriggerFiring).
• Integrate with parameter DbProc.

Bi-directional Replication

DSS supports the following capabilities on Db2 for i:

• Detection of changes made by DSS in a bidirectional channel to prevent loop-back (Db2 for i from version 7.2 to version 7.5).
• CollisionDetect with parameter TimestampColumn (Db2 for i from version 7.2 to version 7.5).

DSS does not support the following capabilities on Db2 for i:

• CollisionDetect with Log-based Capture (without parameter TimestampColumn).

Refresh and Compare

DSS supports the following capabilities on Db2 for i:

• dssrefresh or dsscompare from source location (Db2 for i from version 7.2 to version 7.5).
• dssrefresh into target location (Db2 for i from version 7.2 to version 7.5).
• Isolated table dssrefresh (option -i) into target location (Db2 for i from version 7.2 to version 7.5).
• Row-wise dssrefresh into target location (option -g) (Db2 for i from version 7.2 to version 7.5).

Other Capabilities

DSS supports the following capabilities on Db2 for i:

• International table and column names where DBMS is not configured with UTF-8 encoding (Db2 for i from version 7.2 to version 7.5).
• Treat DBMS table names and columns as case sensitive if configured (location property Case_Sensitive_Names) (Db2 for i from version 7.2 to version 7.5).
• Treat DBMS schema names as case sensitive if configured (location property Case_Sensitive_Names) (Db2 for i from version 7.2 to version 7.5).

DSS does not support the following capabilities on Db2 for i:

• Use distribution key for parallelizing changes within a table (ColumnProperties with parameter DistributionKey).
• Distinguish and support capture from 'materialized views'.