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CerebroSQL

MySQL: 

AND

Syntax:
AND, &&

Logical AND. Evaluates to 1 if all operands are nonzero and not NULL,
to 0 if one or more operands are 0, otherwise NULL is returned.

Example

mysql> SELECT 1 AND 1;
-> 1
mysql> SELECT 1 AND 0;
-> 0
mysql> SELECT 1 AND NULL;
-> NULL
mysql> SELECT 0 AND NULL;
-> 0
mysql> SELECT NULL AND 0;
-> 0

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