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SAP Landscape Transformation Replication Server
Table of Contents
1 General Information ................................................................................................................. 5
2 The Initial Load (Legacy Recording Mechanism) .................................................................. 6
2.1 Reading Types........................................................................................................................................ 6
2.1.1 Source System is Connected to SAP LT Replication Server System by a Database
Connection............................................................................................................................. 6
2.1.2 Source System is Connected to SAP LT Replication Server System by an RFC
Connection............................................................................................................................. 6
2.1.3 Reading Type 1 - Range Calculation .................................................................................... 7
2.1.4 Reading Type 3 - Primary Key Order ................................................................................... 8
2.1.5 Reading Type 4/5 - Sender Queue .................................................................................... 10
2.2 Adjusting the Number of Jobs that Run in Parallel for a Table ......................................................... 13
2.3 Filtering the Initial Load ........................................................................................................................14
2.3.1 Important Information .........................................................................................................14
2.3.2 Overview ...............................................................................................................................14
3 The Replication Process (Legacy Recording Mechanism) ................................................... 18
3.1 Processing of Logging Tables ..............................................................................................................18
3.2 Improving the Performance of the Replication Process ...................................................................18
3.2.1 Using Generic Table Ranges ...............................................................................................19
3.2.2 Defining Table Ranges Manually .........................................................................................19
4 Initial Load and Replication Process (Subscription-based Change Data Capture
Mechanism) ............................................................................................................................ 21
4.1 Reading Type ........................................................................................................................................ 21
4.1.1 Reading Type 5 - Sender Queue ......................................................................................... 21
4.2 Improving the Performance of the Initial Load ................................................................................. 23
4.3 Improving the Performance of the Replication Process .................................................................. 23
4.4 Filtering ................................................................................................................................................. 24
4.5 Processing of Logging Tables ............................................................................................................. 27
