bdfd1m18 | Database Administration |
When combining files, you may need to increase the number of ordinals in the top-level index file to prevent a large overflow in the upper levels of the files.
Figure 48 shows a TPFDF index file with pointers to different detail subfiles.
Figure 48. Index File Pointing to Different Subfiles
In Figure 49, the two detail subfiles have been combined to reduce I/O processing: