SiteGroupMembership Table

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The SiteGroupMembership table stores the members of the cross-site groups.

Warning  Modifying the database schema or database structures is unsupported. Changes that you make to the database contents may be overwritten when you install updates or service packs for Windows SharePoint Services, or when you upgrade an installation to the next product version.

Columns

Column name Data type Description
SiteID uniqueidentifier ID of the site to which the cross-site group belongs. GUID links to the Sites table.
GroupID int Group ID of the cross-site group. Found in the SiteGroups table.
MemberID int tp_ID of the user. Found in the UserInfo table.