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:
Oct. 29, 2019
Filed:
Jul. 31, 2015
International Business Machines Corporation, Armonk, NY (US);
Samar T. Desai, Pune, IN;
Dattatreya Govindappanavar, Hirekerur, IN;
Mahadev Khapali, Bangalore, IN;
Mohan Narayanswamy, Bangalore, IN;
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method for updating a plurality of database statistics during a query execution is provided. The method may include receiving a compiled query. The method may also include determining if the received compiled query requires at least one table scan operation on a full table to resolve the received compiled query. The method may further include determining if a plurality of table statistics associated with the full table has not been updated within a pre-defined time-period, whereby the determining is based on the determination that the received compiled query requires at least one table scan operation on the full table to resolve the received compiled query. The method may additionally include collecting a plurality of statistics associated with the full table based on the determination that the plurality of table statistics associated with the full table has not been updated within the pre-defined time-period.