I defined the following table:

db.define_table('edg_edge',
    Field('fromID', 'reference vtx_vertex''),
    Field('toID', 'reference vtx_vertex'),
    Field('label', length=128),
    migrate = False)

I have the following query:

rows = db(edg_edge.toID==vertexID).select()

What I would like to know is whether the vertices are mutally linked, so for
which toID, fromID pair is there a fromID, toID pair.

I know I need .select(left=...), but I don't know how to reference the 
edg_edge
table itself.


Kind regards,

Annet


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