Patent ID: 7117221

Claim:
A computer-implemented method of managing replication information, said method comprising the steps of: generating a first table having rows, each of said rows identifying a respective change replicated by a respective server, describing said respective change replicated by said respective server, and identifying said respective server which replicated said respective change; generating a second table, said second table having a first row for a first one of a plurality of servers, wherein said first row comprising an identity of a last change which has been replicated by said first server and originated from said first server and an identity of a last change which has been replicated by said first server and originated from a second server of said plurality of servers, and said second table having a second row for said second server of said plurality of servers, wherein said second row comprising an identity of a last change which has been replicated by said second server and originated from said second server and an identity of a last change which has been replicated by said second server and originated from said first server; and identifying from said second table an identification of a change which has been replicated by both said first and second servers, and in response, deleting a row in said first table for said change which has been replicated by both said first and second servers, wherein said identifying and said deleting are performed by one of said first or second server.