| 摘要 |
PURPOSE: A method and apparatus for managing column based data are provided to efficiently manage column based data by dividing the column based data if the file size of particular column group data subject to a partition composed of one row exceeds the partition division reference. CONSTITUTION: A method for managing column based data comprises the steps of: determining whether or not the file size of column group data exceeds the partition division reference(S310); dividing the column based data, if the file size of the column based data exceeds the partition division reference(S320); generating the divided column group data files by dividing the column group data(S330). |
