CreateQuery table_gcd_codec_one_hundred_ones (children 3)
 Identifier table_gcd_codec_one_hundred_ones
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration a (children 2)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Int64
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function GCD
      Function LZ4
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
