Embodiments generally relate data replication in databases. In some embodiments, a method includes accessing transaction information from a staging store at a first database. The method further includes determining one or more records to be prefetched from a hard disk of a second database based on the transaction information. The method further includes prefetching the one or more records to be prefetched from the hard disk. The method further includes storing the one or more prefetched records in a memory of the second database. The method further includes updating the one or more records stored in the second database based on the transaction information.