match

Provides a more declarative form of graph querying based on pattern matching.

Synopsis

match(traversal_fragment, ... )
Table 1. Legend
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.

Description

The match() step is a map step provides a more declarative form of graph querying based on pattern matching.

Examples

Find the ingredients in the recipe for Beef Bourguignon:
g.V().match(
  __.as('INGREDIENT').hasLabel('ingredient'),
  __.as('INGREDIENT').out('includedIn').has('name','Beef Bourguignon')).
select('INGREDIENT').by('name')