SFLINZ and SFLRNA are associated with each other .
While using Subfile Screen to insert records into a file we will use SFLINZ Key word.
when we gave
SFLSIZ — 100
Here Display file will Initialize to 100 records .
If you want to check whether there r records r there or not take pagedown, You could find that .
Association of SFLRNA With SFLINZ is which will make other 90-record inactive.
Reason to use this is :
We can save more time in this case .
This is lenghty process to explain.
I hope this is only u r expecting .
In this second article is a good discussion. The author uses SFLINZ & SFLRNA to prepare blank subfile records for data entry. Apparently adding the SFLRNA creates the blank records but sets the change flag off so subsequent readc commands will only access the changed entries.