The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 26, 2022
Filed:
Nov. 13, 2019
Silcroad Soft, Inc., Gyeonggi-do, KR;
Owook Jo, Gyeonggi-do, KR;
Jeong Il Yoon, Gyeonggi-do, KR;
Seunghun Kang, Gyeonggi-do, KR;
Hyungdo Lee, Gyeonggi-do, KR;
SILCROAD SOFT, INC., Gyeonggi-do, KR;
Abstract
Disclosed is a computer program stored in a computer-readable storage including encoded commands. When the computer program is executed by one or more processors of a source database server, the computer program performs steps for Change Data Capture (CDC) by one or more processors. The steps may include: identifying a plurality of Structured Query Language (SQL) operations generated for one or more objects associated with a transaction by analyzing a log record including information about the transaction processed at a source database server; determining whether a previous SQL operation history for an object corresponding to an individual SQL operation is in a CDC file, based on whether an order in which the plurality of identified SQL operations occur; determining information to write on the CDC file based on whether a previous SQL operation history is in the CDC file; writing the determined information on the CDC file; and deciding to send the CDC file to a target database server.