Commitment of transactions in a distributed system

Details Commitment of transactions in a distributed system Commitment of transactions in a distributed system

G - Physics

06

F

G06F 9/46 (2006.01)

Patent

CA 2633309

A method, computer program product, and system for committing transactions in a distributed system are provided. The method, computer program product, and system provide for receiving a request from a client to commit a transaction at a coordinator node in the distributed system, tracking a tail log sequence number for every other node in the distributed system, determining a max log sequence number associated with the transaction for each participant node in the distributed system, and committing the transaction at the coordinator node when the tail log sequence number for each participant node is greater than or equal to the max log sequence number associated with the transaction at the respective participant node.

Procédé, programme informatique et système pour l'engagement de transactions dans un système distribué, permettant de recevoir une demande de la part d'un client pour l'engagement d'une transaction à un noeud de coordination dans le système distribué, la recherche d'un numéro de séquence d'enregistrement de position de queue pour chaque autre noeud dans le système distribué, la détermination d'un numéro de séquence d'enregistrement maximum associé à la transaction pour chaque noeud participant dans le système distribué, et l'engagement de la transaction au noeud de coordination lorsque le numéro de séquence d'enregistrement de position de queue pour chaque noeud participant est supérieur ou égal au numéro de séquence d'enregistrement maximum associé à la transaction au noeud participant respectif.

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