COALESCE() returns the first non-null expression in the expression list : COALESCE « Conversion Functions « Oracle PL / SQL

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Oracle PL / SQL » Conversion Functions » COALESCE 




COALESCE() returns the first non-null expression in the expression list
 

Syntax: COALESCE (<exp1>,<exp2> . . . <expN>)
SQL>
SQL> SELECT COALESCE (NULL, NULL, 'NOT NULL', NULLtest from dual;

TEST
--------
NOT NULL

SQL>
SQL>

 














Related examples in the same category
1.select coalesce( null, '', 'A' )
2.select coalesce( null, sysdate )
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