CreateQuery datetime64_cmp (children 3)
 Identifier datetime64_cmp
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration dt6 (children 1)
    DataType DateTime64 (children 1)
     ExpressionList (children 2)
      Literal UInt64_6
      Literal \'UTC\'
   ColumnDeclaration dt3 (children 1)
    DataType DateTime64 (children 1)
     ExpressionList (children 2)
      Literal UInt64_3
      Literal \'UTC\'
 Storage definition (children 1)
  Function Memory