EXTRACT(): return a year, month, day, hour, minute, second, or time zone from x
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SQL> -- EXTRACT(): return a year, month, day, hour, minute, second, or time zone from x;
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SQL> SELECT EXTRACT(YEAR FROM TO_DATE('01-JAN-2005 19:15:26','DD-MON-YYYY HH24:MI:SS')) AS YEAR FROM dual;