ORA-01843: not a valid month ORA-01843 means that SQL engine cannot recognize the month value of your input string under current NLS_DATE_LANGUAGE. In this post,… Read More »How to Resolve ORA-01843 Error Message
NLS_TERRITORY to NLS_DATE_FORMAT Here in this post is the mapping table for showing NLS_TERRITORY to their respective NLS_DATE_FORMAT. In some situations, you may need this… Read More »NLS_TERRITORY to NLS_DATE_FORMAT Mapping Table