CreateQuery test2 (children 3)
 Identifier test2
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration str (children 1)
    DataType String
   ColumnDeclaration column_with_codec (children 2)
    DataType String
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function ZSTD
   ColumnDeclaration column_with_alias (children 2)
    DataType String
    Function concat (children 1)
     ExpressionList (children 2)
      Identifier str
      Literal \'a\' (alias a)
 Storage definition (children 2)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/clickhouse/03224_invalid_alter/{database}/{table}\'
    Literal \'r1\'
  Function tuple (children 1)
   ExpressionList
