CreateQuery test_alter_codec_index (children 3)
 Identifier test_alter_codec_index
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration value (children 1)
    DataType UInt64
  ExpressionList (children 1)
   Index (children 2)
    Identifier id
    Function minmax (children 1)
     ExpressionList
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
