International Business Machines Corporation

Ruolin Wu

Martin Oberhofer

Neeraj Ramkrishna Singh

Mohammad Khatibi

Geetha Sravanthi Pulipaty

Mark Wang

A method is disclosed for a database system that includes a set of data blocks comprising records having attributes. The set of data blocks are instances of at least one block type. The block type is defined by a subset of one or more attributes of the attributes. An instance of the block type comprises records having one distinct group of values of the subset of attributes. The method includes detecting that a subset of one or more data blocks of the block type, of the set of data blocks, reached a first maximum number of records. The method includes determining an additional attribute of the attributes to define a new block type by the combination of the additional attribute and the subset of attributes that define the block type. The method includes creating one or more data blocks which are instances of the new block type.

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Mississauga, Canada

Ruolin Wu