FUNCTION: SYS.TIMESTAMP_TO_SCN

Source

1 function timestamp_to_scn(query_time IN TIMESTAMP)
2 return NUMBER
3 IS EXTERNAL
4 NAME "ktfexttoscn"
5 WITH CONTEXT
6 PARAMETERS(context,
7            query_time OCIDATETIME,
8            RETURN)
9 LIBRARY DBMS_TRAN_LIB;