Identifying hot and cold data in main-memory databases


Main memories are becoming sufficiently large that most OLTP databases can be stored entirely in main memory, but this may not be the best solution. OLTP workloads typically exhibit skewed access patterns where some records are hot (frequently accessed) but many records are cold (infrequently or never accessed). It is more economical to store the coldest… (More)
DOI: 10.1109/ICDE.2013.6544811

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