At the moment we only support INNER JOIN but for Neo4j it is possible to execute left join as well.
The renderer already keep track of left join or inner join via {code}AliasResolver.createAliasForEmbedded(...){code} but we need a way to figure out if we are dealing with an INNER or LEFT join. Check {code}Neo4jQueryRendererDelegate#defineSelectForEmbeddedProperty{code} for more the details.
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