# Maximum dataset name length

**URL:** <https://forum.hdfgroup.org/t/maximum-dataset-name-length/1899>\
**Category:** Hdf-forum archives\
**Created:** [September 14, 2010, 8:53pm UTC](https://forum.hdfgroup.org/t/maximum-dataset-name-length/1899 "2010-09-14T20:53:14Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Sebastian\_Good](https://forum.hdfgroup.org/letter_avatar_proxy/v4/letter/s/3d9bf3/32.png) [@Sebastian\_Good](https://forum.hdfgroup.org/u/Sebastian_Good)\
**Post date:** [September 14, 2010, 8:53pm UTC](https://forum.hdfgroup.org/t/maximum-dataset-name-length/1899/1 "2010-09-14T20:53:14Z")

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Is there a limit on the length HDF5 dataset names? Is there a limit on the  
length of the fully qualified name, i.e the one which contains all parent  
datasets and slashes?

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**Author:** ![Quincey\_Koziol](https://forum.hdfgroup.org/letter_avatar_proxy/v4/letter/q/dbc845/32.png) [@Quincey\_Koziol](https://forum.hdfgroup.org/u/Quincey_Koziol)\
**Post date:** [September 14, 2010, 10:03pm UTC](https://forum.hdfgroup.org/t/maximum-dataset-name-length/1899/2 "2010-09-14T22:03:40Z")

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Nope, there are no limits.

&nbsp;&nbsp;&nbsp;&nbsp;Quincey

> **···**
>
> On Sep 14, 2010, at 10:53 PM, Sebastian Good wrote:
> 
> > Is there a limit on the length HDF5 dataset names? Is there a limit on the length of the fully qualified name, i.e the one which contains all parent datasets and slashes?