SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 3)
    Identifier col
    Function like (children 1)
     ExpressionList (children 2)
      Identifier col
      Literal \'%a\'
    Function ilike (children 1)
     ExpressionList (children 2)
      Identifier col
      Literal \'%a\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier tab
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier col
     Literal \'AA\'
