Logical Operators

Name	Description
&&	Logical AND
!	Logical NOT
||	Logical OR
XOR	Logical XOR

In nGQL, non-zero numbers are evaluated to true. For the precedence of the operators, refer to Operator Precedence.

• &&

Logical AND:

nebula> YIELD -1 && true;
==============
| (-1&&true) |
==============
| true       |
--------------

• !

Logical NOT:

nebula> YIELD !(-1);
=========
| !(-1) |
=========
| false |
---------

• ||

Logical OR:

nebula> YIELD 1 || !1;
=============
| (1||!(1)) |
=============
| true      |
-------------

• ^

Logical XOR:

nebula> YIELD (NOT 0 || 0) AND 0 XOR 1 AS ret;
=========
| ret   |
=========
| true  |
---------