AlterQuery  test_wide_not_nested (children 2)
 ExpressionList (children 1)
  AlterCommand UPDATE (children 2)
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier id
     Literal UInt64_1
   ExpressionList (children 1)
    Assignment info.name (children 1)
     Literal \'bb\'
 Identifier test_wide_not_nested
