CreateQuery delta_table (children 3)
 Identifier delta_table
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration id (children 2)
    DataType UInt64
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function Delta (children 1)
       ExpressionList (children 1)
        Function tuple (children 1)
         ExpressionList
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList