Type Alias Operation

Operation:
    | Algebra.Ask
    | Algebra.Expression
    | Algebra.Bgp
    | Algebra.Construct
    | Algebra.Describe
    | Algebra.Distinct
    | Algebra.Extend
    | Algebra.From
    | Algebra.Filter
    | Algebra.Graph
    | Algebra.Group
    | Algebra.Join
    | Algebra.LeftJoin
    | Algebra.Minus
    | Algebra.Nop
    | Algebra.OrderBy
    | Algebra.Path
    | Algebra.Pattern
    | Algebra.Project
    | Algebra.PropertyPathSymbol
    | Algebra.Reduced
    | Algebra.Service
    | Algebra.Slice
    | Algebra.Union
    | Algebra.Values
    | Algebra.Update