ditto

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Search does not work for _metadata

1

For every datapoint we have in ditto, we also set an according `_metadata` to specify the pysical `unit` , for example: ```json { "features":{ "HeatMeter":{ "properties":{ "status":{ "energy":0 } }...

demetz

When modifying e. g. a feature property via HTTP, the header "put-metadata" has no effect and does not modify the thing's metadata.

yufei-cai

Add initial-metadata support to thing creation

1

When creating a thing it'd be useful to directly include a `_metadata` structure. An interesting use-case is if the ditto-skeleton generator for vorto eventually receives metadata support this could be...

w4tsn

To reproduce: - Create a feature property or attribute. - Put metadata for the feature property or attribute. - Delete the feature property or attribute. Expected behavior: - Metadata of...

yufei-cai

Make is possible to delete metadata from a thing

1

With #680 it is possible to put/set arbitrary metadata to a digital twin (thing). It however is not possible to delete a once set metadata - it is only possible...

thjaeckle

With #680 (addition of `_metadata` to a thing) now arbitrary metadata may be added to the JSON hierarchy of a thing. This metadata can also be queried, but currently only...

thjaeckle

With this pull request some of the open metadata issues are addressed, e.g. put-metadata is supported on sub-resources, metadata can now be deleted and retrieved. Fixes #772 Fixes #779 Fixes...

jokraehe

Provide APIs to search for features

3

After having formulated the 2 "bulk API" ideas in #1419 and #1420 I think it becomes quite obvious that in order for those to work Ditto would need an additional...

thjaeckle

Bulk updating/deleting things/features via search (RQL) filter

2

Let's assume you manage thousands, hundred of thousands things which shall now e.g. all get an additional attribute or e.g. set a property. In such a case, it would be...

thjaeckle

Similar to #1419 it could be quite easy to formulate and perform a "bulk" message sending API call which: a) selects a set of targeted things or features b) sends...

thjaeckle