11.4 ExternalDatasetPart

Topic Version1Published11/11/2016
For StandardCOM v2.1
Type:ClassStereotype:«XSDcomplexType»

Notes:

Table 11.4-1 Attributes

Name

Type

Notes

Count

PositiveLong

 

PathInExternalFile

String2000

A string which is meaningful to the API which will store and retrieve data from the external file.

For an HDF file this is the path of the referenced dataset in the external file. The separator between groups and final dataset is a slash '/' in an hdf file.

For a LAS file this could be the list of mnemonics in the ~A block.

For a SEG-Y file this could be a list of trace headers.

StartIndex

NonNegativeLong

 
Table 11.4-2 Associations

Association

Notes

From: ExternalDatasetPart.

1To: EpcExternalPartReference

Association

 

From: DasExternalDatasetPart.

To: ExternalDatasetPart

Generalization

 

From: ExternalDataset.ExternalFileProxy

1..*To: ExternalDatasetPart

Association

There can be many ExternalFileProxy instances, to allow a dataset to span multiple operating system files