Data Selection Rules in TimeXtender Classic filter source data at extraction using SQL WHERE clause logic which can improve extraction speed. Applied directly to Business Unit source tables, these rules use inclusive filtering – you define which records to keep rather than exclude. For example:
[Status] = 'Active' imports only active records.

Multiple rules combine with AND (same line) or OR (separate rules).

A rule like [Region] = 'EMEA' & [Year] >= 2023 ensures only European data from 2023 onward enters the pipeline. This optimizes processing by limiting unnecessary data transfers early in the workflow.

Data Selection Rules appear under the Data Source table when Implemented:

For more detailed information please review:

• Data Selection Rules
• Understanding data selection rule syntax and function