Oracle turns the seconds into a time and minute format (HH24:MM:SS) and detects if a string is a number

Do not say nonsense, paste code:

1 CREATE OR REPLACE FUNCTIONTo_time (secinch  Number)RETURN VARCHAR2  is2 /*Turn the seconds into a time and minute format3 Auth Lzpong 201/09/164 */5 BEGIN6   RETURNTRUNC (NVL (sec,0)/3600)||':'||SUBSTR (Numtodsinterval (NVL (sec,0),'Second'), the,5);7EXCEPTION whenOTHERS Then RETURN '0:00:00';8 ENDTo_time;9 Ten  One CREATE OR REPLACE FUNCTION IsNumeric(Str inch VARCHAR2)RETURN  Number  is A /*detects whether a string is a digital null:-1; notnumeric:0; isnumeric:1 - */ -V_strFLOAT; the BEGIN -   IF Str  is NULL  Then -     RETURN -1; -   ELSE +   BEGIN -     SELECTTo_number (Str) intoV_str fromDUAL; + EXCEPTION A      whenInvalid_number Then at       RETURN 0; -   END; -   RETURN 1; -   END IF; - END IsNumeric;

Oracle turns the seconds into a time and minute format (HH24:MM:SS) and detects if a string is a number