IP Library Granted Patent US 9,239,767
Granted Patent B2
US 9,239,767 · App. 12/341,845 · Granted Jan 19, 2016

Selective database replication

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Quick Facts
Patent No.
US 9,239,767
App. No.
12/341,845
Granted
Jan 19, 2016
Kind
B2
Abstract

A method and system for selectively replicating data from a primary database associated with a primary server to a secondary database associated with a secondary server. The secondary server determines that a replication task using a first update command has modified the primary database. The secondary server determines a primary table in the primary database has been updated. The secondary server generates a secondary federated table that is coupled to the primary table. The secondary server obtains a second update command based on the first update command from the primary database and applies the second update command to a secondary table in the secondary database using the secondary federated table.

Claims (5)

1. A method for replicating data from a first database to a second database comprising:

determining that a first update command has modified data in a primary table in a primary database associated with a primary server;

in response to determining that the first update command has modified data in the primary table in the primary database, determining a second update command based on the first update command; and

applying the second update command to replicate the data in a secondary table in a secondary database associated with a secondary server using a secondary federated table coupled to the primary table,

wherein applying the second update command to replicate the secondary table further comprising generating the secondary federated table, applying the second update command to modify the secondary table using the secondary federated table, and removing the secondary federated table after applying the second update command.

Assignments (7)
RELEASE OF SECURITY INTEREST Recorded Oct 26, 2020
From: JEFFERIES FINANCE LLC
To: RPX CLEARINGHOUSE LLC
Reel/Frame 054305/0505 →
SECURITY INTEREST Recorded Jun 29, 2018
From: RPX CLEARINGHOUSE LLC
To: JEFFERIES FINANCE LLC
Reel/Frame 046485/0644 →
RELEASE (REEL 038041 / FRAME 0001) Recorded Jan 2, 2018
From: JPMORGAN CHASE BANK, N.A.
To: RPX CORPORATION; RPX CLEARINGHOUSE LLC
Reel/Frame 044970/0030 →
SECURITY AGREEMENT Recorded Mar 9, 2016
From: RPX CORPORATION; RPX CLEARINGHOUSE LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038041/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 9, 2015
From: ROCKSTAR CONSORTIUM US LP; ROCKSTAR CONSORTIUM LLC; BOCKSTAR TECHNOLOGIES LLC; CONSTELLATION TECHNOLOGIES LLC; MOBILESTAR TECHNOLOGIES LLC; NETSTAR TECHNOLOGIES LLC
To: RPX CLEARINGHOUSE LLC
Reel/Frame 034924/0779 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 12, 2014
From: ROCKSTAR BIDCO, LP
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 032436/0804 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 28, 2011
From: NORTEL NETWORKS LIMITED
To: ROCKSTAR BIDCO, LP
Reel/Frame 027143/0717 →