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', NULL) test 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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