CreateQuery checkouts (children 3)
 Identifier checkouts
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration ts (children 1)
    DataType DateTime (children 1)
     ExpressionList (children 1)
      Literal \'UTC\'
 Storage definition (children 2)
  Function MergeTree
  Identifier id
