Entrypoint f_log compatible with UTF-8
Input DOUBLE floatingpoint DOUBLE basis for logarithm Output DOUBLE logarithm of floatingpoint with a basis of parameter 2
TestSQL SELECT 0.301029995663981 AS ISCORRECT, F_LOG(2, 10), F_LOG10(2) FROM RDB$DATABASE; SELECT NULL AS ISCORRECT, F_LOG(NULL) FROM RDB$DATABASE;