| 摘要 |
According to one aspect, embodiments of the invention provide a sequence engine comprising a local queue configured to receive captured data in a first sequence, the captured data including a plurality of individual messages, each message including sequence information representative of a chronological order in which the messages was captured, a coupling facility in communication with the local queue, the coupling facility comprising a plurality of data tables wherein a first one of the plurality of data tables is configured to store the captured data in the first sequence, and a dispatcher in communication with the plurality of data tables and configured to resequence, based on the sequence information, the captured data into a second sequence, wherein the second sequence corresponds to the chronological order in which the plurality of individual messages were captured, and to forward the captured data to a destination database in the second sequence. |
| 主权项 |
1. A data replicator comprising:
a sequence engine comprising:
a local queue configured to receive captured data in a first sequence, the captured data including a plurality of individual messages, each one of the plurality of individual messages including sequence information representative of a chronological order in which the plurality of individual messages was captured;a coupling facility in communication with the local queue, the coupling facility comprising a plurality of data tables wherein a first one of the plurality of data tables is configured to store the captured data in the first sequence; anda dispatcher in communication with the plurality of data tables and configured to resequence, based on the sequence information in the captured data, the captured data into a second sequence, wherein the second sequence corresponds to the chronological order in which the plurality of individual messages were captured, and to forward the captured data to a destination database in the second sequence. |
