SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Identifier URLDomain (alias a)
    Identifier RefererDomain (alias b)
   ExpressionList (children 5)
    Function round (children 1)
     ExpressionList (children 2)
      Function cramersV (children 1)
       ExpressionList (children 2)
        Identifier a
        Identifier b
      Literal UInt64_2
    Function round (children 1)
     ExpressionList (children 2)
      Function cramersVBiasCorrected (children 1)
       ExpressionList (children 2)
        Identifier a
        Identifier b
      Literal UInt64_2
    Function round (children 1)
     ExpressionList (children 2)
      Function theilsU (children 1)
       ExpressionList (children 2)
        Identifier a
        Identifier b
      Literal UInt64_2
    Function round (children 1)
     ExpressionList (children 2)
      Function theilsU (children 1)
       ExpressionList (children 2)
        Identifier b
        Identifier a
      Literal UInt64_2
    Function round (children 1)
     ExpressionList (children 2)
      Function contingency (children 1)
       ExpressionList (children 2)
        Identifier a
        Identifier b
      Literal UInt64_2
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test.hits
