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:
May. 04, 2021
Filed:
Oct. 05, 2020
Snowflake Inc., San Mateo, CA (US);
Ashish Motivala, Foster City, CA (US);
Yi Fang, Kirkland, WA (US);
Martin Hentschel, Berlin, DE;
Benoit Dageville, San Mateo, CA (US);
Spyridon Triantafyllis, San Mateo, CA (US);
Yizhi Zhu, Bellevue, WA (US);
Snowflake Inc., San Mateo, CA (US);
Abstract
The subject technology stores database data in a table, the table comprising a plurality of micro-partitions each having rows and columns. The subject technology stores metadata for the table in a data structure, the metadata comprising a first level of the data structure comprising a column expression property comprising information about data stored in a column of a micro-partition of the table, a micro-partition expression property comprising information about data stored in the micro-partition of the table, and a second level of the data structure comprising a grouping expression property comprising information about data stored in the micro-partition and one or more additional micro-partitions of the table.