Capabilities for SAP NetWeaver on Oracle

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

Capture

DSS supports the following capabilities on SAP NetWeaver on Oracle:

• Capture changes from location.
• Log-based capture (capture from DBMS logging system).
• Capture from Archive log files only.
• Log-based capture of DDL statements using action AdaptDDL.
• Log-based capture of tables without a primary key.
• Direct access to logs on a file system.
• Log-based capture of tables with LOB column.
• Log-based capture from hidden rowid/RRN column (ColumnProperties with parameter CaptureFromRowId).
• Rewind log-based capture to specific time (dssactivate option -i).
• Rewind log-based capture to the beginning of currently active oldest transaction.
• Online refresh using accurate LSN/SCN.
• Online refresh skips capture log records early in scanner.
• Populates column dss_cap_user for use in ColumnProperties {dss_cap_user} substitutions.
• Log-based capture of truncate table statements.
• Multiple log-based capture jobs can capture from same database.
• Capture from tables with basic compression.
• Capture from tables with advanced compression.
• Log-based capture checkpointing using location property Capture_Checkpoint_Frequency.
• Read archives from an alternative directory (location property Archive_Log_Path on the capture location).

DSS does not support the following capabilities on SAP NetWeaver on Oracle:

• Access to logs using SQL interface.
• 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 SAP NetWeaver on Oracle.

Integrate

DSS supports the following capabilities on SAP NetWeaver on Oracle:

• Creation and update of DSS state tables.

DSS does not support the following capabilities on SAP NetWeaver on Oracle:

• Integrate changes into location.

Bi-directional Replication

DSS does not support Bi-directional Replication on SAP NetWeaver on Oracle.

Refresh and Compare

DSS supports the following capabilities on SAP NetWeaver on Oracle:

• dssrefresh or dsscompare from source location.

DSS does not support the following capabilities on SAP NetWeaver on Oracle:

• dssrefresh into target location.

Other Capabilities

DSS supports the following capabilities on SAP NetWeaver on Oracle:

• International table and column names where DBMS is not configured with UTF-8 encoding.
• Treat DBMS table names and columns as case sensitive if configured (location property Case_Sensitive_Names) .
• Treat DBMS schema names as case sensitive if configured (location property Case_Sensitive_Names) .
• Reduce width of datatype when selecting or capturing changes (ColumnProperties with parameter TrimDatatype).

DSS does not support the following capabilities on SAP NetWeaver on Oracle:

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