Patent ID: 11886439
Assignee: AMAZON TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 4:
5. A method, comprising:
asynchronous to a plurality of updates performed at a single database by two or more head nodes of the database:
evaluating respective logs of the two or more head nodes that describe the plurality of updates performed at the database for different database transactions to generate indications of changes to the single database performed by respective head nodes of the two or more head nodes;
storing the indications of the changes generated from the respective logs of the two or more head nodes in a memory of a change streaming manager, grouped according to the different database transactions; and
after determining that one or more of the different database transactions are committed to the database, sending, from the memory of the change streaming manager to a stream processor external to the single database, the respective grouped indications of the changes of the committed one or more database transactions performed by the two or more head nodes.