SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 6)
   ExpressionList (children 1)
    Identifier id
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier tab
   Function greater (children 1)
    ExpressionList (children 2)
     Identifier attr1
     Literal UInt64_110
   ExpressionList (children 1)
    OrderByElement (children 1)
     Function L2Distance (children 1)
      ExpressionList (children 2)
       Identifier vec
       Literal Array_[Float64_0.2, Float64_0.3]
   Literal UInt64_4
   Set
