A:='B=C'

Hi
Can you please explain A:='B=C' .and what will happen in this statement.
thanks in advance
msb

Assumption: you are using PL/SQL
Assumption: A is declared as a boolean datatype
If these assumptions are true, then
Expression B=C is evaluted.
If either B or C is NULL, then the A is set to NULL
ELse If the result is true then A is set to TRUE.
ELse If B != C then A is set to FALSE.
You may find reading this useful.

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