Patent ID: 11899660
Assignee: JPMORGAN CHASE BANK, N.A.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 7:
8. A method for fetching data from a cloud-based database for optimized cloud-based database query execution, comprising:
receiving, by a table reader computer program executed by a local electronic device, a data query request from a user for data that is stored in cloud storage, the data query request comprising a row filtering expression and the cloud storage comprises table data having a plurality of datapages;
retrieving, by the table reader computer program, a footer for table data associated with the data stored in cloud storage;
identifying, by the table reader computer program, one of the plurality of datapages comprising data responsive to the row filtering expression based on the footer;
retrieving, by the table reader computer program, the identified datapage from cloud storage;
assembling, by the table reader computer program, matching rows from the datapage; and
returning, by the table reader computer program, the assembled matching rows to the local electronic device.