hasNot
Filter based on a particular label or value not present.
The hasNot() step is a filter
step. This step narrows the query to find particular vertices or edges without a certain
property key.
Synopsis
hasNot( 'propertyKey_name' )| Syntax conventions | Description |
|---|---|
| Lowercase and uppercase | Literal keyword. Includes (). |
Italics |
Variable value. Replace with a user-defined value. |
[] |
Optional. Square brackets ( [] ) surround
optional command arguments. Do not type the square brackets. |
{} |
Group. Braces ( {} ) identify a group to choose
from. Do not type the braces. |
| |
Or. A vertical bar ( | ) separates alternative
elements. Type any one of the elements. Do not type the vertical
bar. |
... |
Repeatable. An ellipsis ( ... ) indicates that
you can repeat the syntax element as often as required. |
Examples
Find the meal item that does not have a property key name:
g.V().hasLabel('meal_item').properties().hasNot('name').value()