Oracle PL/SQL/Numeric Math Functions/BIN TO NUM
Версия от 13:45, 26 мая 2010; (обсуждение)
Содержание
bin_to_num(1,0)
SQL> select bin_to_num(1,0) from dual;
BIN_TO_NUM(1,0)
---------------
2
SQL>
bin_to_num(1,1)
SQL> select bin_to_num(1,1) from dual;
BIN_TO_NUM(1,1)
---------------
3
SQL>
bin_to_num(1,1,1,0), bin_to_num(1,1,1,1)
SQL>
SQL> select bin_to_num(1,1,1,0) from dual;
BIN_TO_NUM(1,1,1,0)
-------------------
14
SQL> select bin_to_num(1,1,1,1) from dual;
BIN_TO_NUM(1,1,1,1)
-------------------
15
SQL>
BIN_TO_NUM(x): Converts x to a binary number, Returns a NUMBER
SQL> --BIN_TO_NUM(x): Converts x to a binary number. Returns a NUMBER.
SQL>
SQL>
SQL> select bin_to_num(1) from dual;
BIN_TO_NUM(1)
-------------
1
SQL>