CreateQuery ts_raw_data (children 3)
 Identifier ts_raw_data
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration timestamp (children 1)
    DataType DateTime64 (children 1)
     ExpressionList (children 2)
      Literal UInt64_3
      Literal \'UTC\'
   ColumnDeclaration value (children 1)
    DataType Float64
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Identifier timestamp