SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function array (alias reference_vec) (children 1)
     ExpressionList (children 1)
      Function toBFloat16 (children 1)
       ExpressionList (children 1)
        Literal UInt64_2
   ExpressionList (children 2)
    Identifier id
    Function round (alias dist) (children 1)
     ExpressionList (children 2)
      Function L2DistanceTransposed (children 1)
       ExpressionList (children 3)
        Identifier vec
        Identifier reference_vec
        Function toLowCardinality (children 1)
         ExpressionList (children 1)
          Function toNullable (children 1)
           ExpressionList (children 1)
            Literal UInt64_1
      Literal UInt64_5
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier qbit
