DECODE() to compare 1 to 2, and since they are not equal 3 is returned
SQL>
SQL> --DECODE() to compare 1 to 2, and since they are not equal 3 is returned:
SQL>
SQL> SELECT DECODE(1, 2, 1, 3)
2 FROM dual;
DECODE(1,2,1,3)
---------------
3
SQL>
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