CreateQuery enum_alter_issue (children 3)
 Identifier enum_alter_issue
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration a (children 1)
    DataType Enum8 (children 1)
     ExpressionList (children 2)
      Function equals (children 1)
       ExpressionList (children 2)
        Literal \'one\'
        Literal UInt64_1
      Function equals (children 1)
       ExpressionList (children 2)
        Literal \'two\'
        Literal UInt64_2
   ColumnDeclaration b (children 1)
    DataType Int
 Storage definition (children 2)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/clickhouse/tables/{database}/test_02012/enum_alter_issue\'
    Literal \'r1\'
  Identifier a
