Patent ID: 6272503
Filing Date: 2001-08-07
Classification: G06F,Y10S

Abstract:
A method of retrieving information from a computer database having a plurality of datafiles, said plurality of datafiles containing a plurality of data items, the method comprising the computer-implemented steps of:logically partitioning said plurality of datafiles into a plurality of tablespaces;storing references to data items that are contained in said plurality of datafiles as tablespace-relative pointers, wherein each of said tablespace-relative pointers indicates a location of a corresponding data item relative to the tablespace of said plurality of tablespaces that contains said corresponding data item;locating a data item within said plurality of datafiles by performing the steps of:reading a tablespace-relative pointer associated with said data item;determining, based on an operating context, an identity of the tablespace of said plurality of tablespaces that contains said data item; andlocating said data item based on said tablespace-relative pointer and the identity of the tablespace.