This in the only way to do it properly to get the desired results : NULL « Data Type « Oracle PL / SQL
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Oracle PL / SQL
»
Data Type
»
NULL
This in the only way to do it properly to get the desired results
SQL>
select
12
from
dual
where null
is
null
;
12
----------
12
1
row selected.
SQL>
SQL>
Related examples in the same category
1.
2 meaningless values can't be compared against one another
2.
using the nvl function
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