... AM, and PM), the language used to spell these words is determined by the National Language Support parameters, NLS_DATE _LANGUAGE and NLS _LANGUAGE, or by the optional date language argument ... features of PL/SQL. ● Chapter 17, Calling PL/SQL Functions in SQL, describes how you can construct PL/SQL functions and call them from SQL.Previous: 14.3 Conversion Function Examples Oracle PL/SQL ... DescriptionTrigger Oracle Developer/2000 Place PL/SQL code directly in the Oracle Forms or Oracle Reports trigger, which is then packaged as an anonymous block by the tool and sent to the PL/SQL engine....