SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 3)
    Function dynamicType (children 1)
     ExpressionList (children 1)
      Identifier json.a
    Function isDynamicElementInSharedData (children 1)
     ExpressionList (children 1)
      Identifier json.a
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_updates
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier all
