coalesce? - DB2 Database

SQL Tip: COALESCE - coalesce db2 − DB2 stored procedure as API − history tables at the database end COALESCE(CAST(_cono AS CHAR),'') ) ; CREATE TRIGGER eh6 AFTER coalesce معنى COALESCE returns the first NOT-NULL value from the list, and is only useful if the database column allows NULL values Empty is ambiguous, do

coalesce synonyms Usage of COALESCE function, and detailed explanation given in this post The given example helps you to handle NULL values in SQL rows