Conversion of mon type time format in Oracle and resolution of invalid month and year error

Time:2020-11-23

Time conversion NLS in different systems_ DATE_ Usage of language:

English: NLS_ DATE_ LANGUAGE=AMERICAN

Japanese: NLS_ DATE_ LANGUAGE = Japanese

Chinese: NLS_ DATE_ LANGUAGE = SIMPLIFIED CHINESE

 

Summarize the solution:

  select TO_CHAR(to_date(’23-JUN-99′,’dd-MON-YY’,’NLS_DATE_LANGUAGE=AMERICAN’),’YYYY-MM-DD’) from dual;

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