What is SFLNXTCHG keyword why it has used and where?
Briefly explain with Example.
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Answer Posted / syam
The purpose of SFLNXTCHG =
Which is a subfile record format keyword. If you perform
read on the subfile, the internal indicator
MDT (modified data tag) is automatically set off by the
system. If you again perform read on the
same records, records won't be read. Because internal
indicator MDT would be off. Hence you should be
explicitly set on the MDT by SFLNXTCHG keyword.
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