Granular scan can be used to scan specific table columns for discovery. Traditional Data Discovery jobs scan the entire table to discover data, whereas granular scan targets specific columns of the table thereby offers more control over the discovery process

Before you begin

Role required: admin, sn_data_discovery_admin, data_privacy_admin

Procedure

  1. Navigate to All > System Security > Data Discovery(Classic) > Granular configuration.
  2. In the Granular Configurations list, select New.
  3. In the Granular Configuration fields form, fill in the fields.
    Table 1. Granular Configuration fields
    FieldDescription
    Dictionary Entry Column to be scanned.
    Table Table to be scanned.
    Column label Label of column to be scanned
    Scan start point Sensitive data will only be discovered for the day of and after the scan start point.
    Note: If the scan start point is left empty, all entries in the column will be scanned. If scan start point is changed, the scanning will be reset to start from the newly configured timestamp.
    Active Check to activate the granular configuration.
  4. Select Submit.
    Children of extensible tables may be selected for configuration.
  5. (Optional) Select the Granular Configuration for the parent table, select Select Child Tables and select child tables for scanning.

Result

The specific column of the target table will be scanned for discovery. Granular Scan makes use of Data patterns from Active Data Patterns. You can review the findings and take action at All > System Security > Data Discovery(Classic) > Granular findings. See Granular Findings for more information.