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    HDF5 Last Updated on 2025-11-04
    
   The HDF5 Field Guide 
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Functions | |
| H5HL_DLL herr_t | H5DOappend (hid_t dset_id, hid_t dxpl_id, unsigned axis, size_t extension, hid_t memtype, const void *buf) | 
| Appends data to a dataset along a specified dimension.   | |
| H5HL_DLL herr_t | H5DOread_chunk (hid_t dset_id, hid_t dxpl_id, const hsize_t *offset, uint32_t *filters, void *buf) | 
| Reads a raw data chunk directly from a dataset in a file into a buffer.   | |
| H5HL_DLL herr_t | H5DOwrite_chunk (hid_t dset_id, hid_t dxpl_id, uint32_t filters, const hsize_t *offset, size_t data_size, const void *buf) | 
| Writes a raw data chunk from a buffer directly to a dataset in a file.   | |