Maintaining consistent state information among multiple active database systems
First Claim
Patent Images
1. A system-management tool for use in managing at least two copies of at least a portion of a relational database that are stored in at least two database systems, the tool comprising:
- a monitoring component configured to monitor for the occurrence of an event within one of the database systems that creates a change in an operational status of that database system; and
a synchronization component configured to update state information stored in another of the database systems to reflect the change in operational status of the one database system.
2 Assignments
0 Petitions
Accused Products
Abstract
A system-management tool is used in managing at least two copies of a relational database that are stored in at least two database systems. The tool includes (a) a monitoring component configured to monitor for the occurrence of an event within one of the database systems that creates a change in an operational status of that database system, and (b) a synchronization component configured to update state information stored in another of the database systems to reflect the change in operational status of the one database system.
-
Citations
22 Claims
-
1. A system-management tool for use in managing at least two copies of at least a portion of a relational database that are stored in at least two database systems, the tool comprising:
-
a monitoring component configured to monitor for the occurrence of an event within one of the database systems that creates a change in an operational status of that database system; and
a synchronization component configured to update state information stored in another of the database systems to reflect the change in operational status of the one database system. - View Dependent Claims (2, 3, 4, 5, 6)
-
-
7. A system-management tool for use in managing at least two copies of a relational database in at least two database systems, the tool comprising:
-
one or more relational tables in each of the database systems configured to store information indicating an operational status of each of the database systems; and
a synchronization component configured to replicate a change made to the one or more tables in one of the database systems within another of the database systems. - View Dependent Claims (8, 9, 10, 11)
-
-
12. A method for use in managing at least two copies of a relational database that are stored in at least two database systems, the method comprising:
-
monitoring for the occurrence of an event within one of the database systems that creates a change in an operational status of that database system; and
updating state information stored in another of the database systems to reflect the change in operational status of the one database system. - View Dependent Claims (13, 14, 15, 16, 17)
-
-
18. A method for use in managing at least two copies of a relational database in at least two database systems, the method comprising:
-
storing in one or more relational tables in each of the database systems information indicating an operational status of each of the database systems; and
replicating a change made to the one or more tables in one of the database systems within another of the database systems. - View Dependent Claims (19, 20, 21, 22)
-
Specification