Calculating the space that is required for a dictionary

A dictionary contains the information that is used for compressing and decompressing the data in a table space or partition. The dictionary resides in that same table space or partition.

About this task

If you are not going to compress data, you do not need to calculate the space that is required for a dictionary. Space allocation parameters are specified in pages (either 4 KB, 8 KB, 16 KB, or 32 KB).

Complete the following steps to calculate the disk space that is required by a dictionary, and the virtual storage that is required in the database services address space (ssnmDBM1) when a dictionary is read into storage from a buffer pool.