| Patent Number |
Title Of Patent |
Date Issued |
| 7340467 |
System and method for maintaining a distributed database of hyperlinks |
March 4, 2008 |
| Nodes of a web graph are distributed over a cluster of computers. Tables distributed over the computers map source (destination) locations to lists of destination (source) locations. To accommodate traversing hyperlinks forward, a table maps the location of a web page "X" to location |
| 7082438 |
Algorithm for tree traversals using left links |
July 25, 2006 |
| An information management system includes a computer and a database comprising a B-Tree data structure comprising a plurality of nodes associated with disk blocks and handles stored in the nodes. At least one left-link handle, h.sub.left, stored in each node points to a left sibling |
| 7072904 |
Deletion and compaction using versioned nodes |
July 4, 2006 |
| An information management system includes a database comprising a B-Tree data structure. The B-Tree includes a plurality of nodes associated with disk blocks, handles stored in the nodes, and version numbers attached to each of the handles and disk blocks. In addition, the system include |
| 7007027 |
Algorithm for tree traversals using left links |
February 28, 2006 |
| An information management system includes a computer and a database comprising a B-Tree data structure comprising a plurality of nodes associated with disk blocks and handles stored in the nodes. At least one left-link handle, h.sub.left, stored in each node points to a left sibling |
| 6910077 |
System and method for identifying cloaked web servers |
June 21, 2005 |
| A search engine receives from a client a representation of a first object that was returned by a web server to the client in response to a request from the client. The search engine receives from the web server a second object in response to an identical request from the search engine, a |
