sandeep satpal <[EMAIL PROTECTED]> writes: > Whenever a function get called it receive one parameter > as > PG_FUNCTION_ARG ( as in nbtcompare.c ) > I am not getting how it is interpreted and how it is used ??
It's a pointer to a struct containing the actual arguments.
You might find it helpful to read src/backend/utils/fmgr/README
which is old but still accurate.
regards, tom lane
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