SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 3)
    Identifier name
    Identifier auth_type
    Identifier auth_params
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.users
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier name
     Literal \'u1_01292\'
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier name