SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test.hits
   Function equals (children 1)
    ExpressionList (children 2)
     Function toUInt16 (children 1)
      ExpressionList (children 1)
       Identifier EventDate
     Function toUInt16 (children 1)
      ExpressionList (children 1)
       Function toDate (children 1)
        ExpressionList (children 1)
         Literal \'2014-03-20\'
