Logging synchronization
First Claim
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1. A system for refreshing a table to produce a refreshed table, the system comprising:
- a refresh log that contains a plurality of entries, each of the plurality of entries comprising an epoch identifier; and
a refresh manager that performs a refresh operation on the table using entries that have corresponding epoch identifiers.
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Abstract
The disclosed embodiments relate to a system for refreshing a table to produce a refreshed table. The system may include a refresh log that may contain a plurality of entries that each comprise an epoch identifier. The system may also include a refresh manager that may be adapted to perform a refresh operation on the table using entries that have corresponding epoch identifiers.
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Citations
30 Claims
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1. A system for refreshing a table to produce a refreshed table, the system comprising:
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a refresh log that contains a plurality of entries, each of the plurality of entries comprising an epoch identifier; and
a refresh manager that performs a refresh operation on the table using entries that have corresponding epoch identifiers. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A volume for storing information, the volume comprising:
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a base table;
a refresh log that contains a plurality of entries, each of the plurality of entries corresponding to an update that is made to the base table; and
wherein the updates to the base table are made by a process that also places entries into the refresh log. - View Dependent Claims (12, 13)
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14. A computer network, comprising:
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a plurality of computer systems coupled for communication with each other, each of the plurality of computer systems comprising a partition that stores a portion of a base table and a refresh log, the refresh log containing a plurality of entries, each of the plurality of entries comprising an epoch identifier; and
a refresh manager that performs a refresh operation on a table to provide a refreshed table using entries that have corresponding epoch identifiers. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22)
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23. A method of updating a table to produce a refreshed table, the method comprising:
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defining an epoch identifier for a base table that contains information on which the table is based;
storing the epoch identifier as part of an entry in a refresh log;
refreshing the table to produce the refreshed table using the entries in the refresh log that have corresponding epoch identifiers. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30)
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Specification