MIRRORING DATA CHANGES IN A DATABASE SYSTEM

MIRRORING DATA CHANGES IN A DATABASE SYSTEM

A method for mirroring one or more data changes from a first database server to one or more second database servers. The method includes intercepting one or more operations that make one or more changes to one or more data on the first database server. After intercepting these operations, the method...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MADHAVARAPU PRADEEP, FANG JUN, ACHARYA SRIMVASMURTHY, PORWAL PRIYANK, DIACONU CRISTIAN, KAMRA VAIBHAV, CHIRICA ALEXANDRU
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:A method for mirroring one or more data changes from a first database server to one or more second database servers. The method includes intercepting one or more operations that make one or more changes to one or more data on the first database server. After intercepting these operations, the method merges the operations into one or more chunks, adds one or more log records having the chunks into a database log. The database log includes one or more database log blocks. The method then writes the database log blocks.