InsertQuery   (children 2)
 Identifier visits_null
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 4)
     Identifier CounterID
     Identifier StartDate
     Identifier Sign
     Identifier UserID
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier test.visits