1=1 or 1=0 and 0=1 (no parentheses) : OR « Select Query « Oracle PL / SQL

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Oracle PL / SQL » Select Query » OR

1=1 or 1=0 and 0=1 (no parentheses)


   



SQL>

SQL>



SQL>

SQL> select 'is true  ' as condition

  2  from   dual

  3  where  1=1 or 1=0 and 0=1;



CONDITION

---------

is true



SQL>

SQL>

SQL>

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5.	(1=1 or 1=0) and 0=1
6.	1=1 or (1=0 and 0=1) (put and into parentheses)
7.	Use or to connect two boolean expression
8.	OR operator combines two comparisons into one

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