# Change Log

### Version 3.5.0 - Released on 2024-07-17

#### PDH CKAN Catalogue

* New topics (thematic areas) for datasets
* Unique dataset metadata schema
* Data migration

### Version 3.4.2 - Released on 2023-06-09

#### PDH Portal

* New dashboards added
* Linking to PCCOS catalogue

#### Microdata Library ([link](https://microdata.pacificdata.org))

* Updated NADA to version 5.2.1

### Version 3.4.1 - Released on 2023-02-23

#### PDH Portal

* Added more dashboards (powerBI based)
* Improved Maritime Boundaries dashboard
* Improved stories and news section
* Better topic pages
* Sitemaps

#### PDH CKAN Catalogue

* CKAN version 2.9.7
* Better support for geospatial data files
* New "video" dataset type
* Added JSON-LD support
* Fixed organization and group lists
* Miscellaneous fixes

### Version 3.0 - Released on 2022-02-15

#### PDH Portal

* New interactive country map
* Improved page layouts (headers and breadcrumbs)
* Improved mobile version
* Page footer fixes

#### PDH CKAN Catalogue

* CKAN version 2.9.3
* Improved search results and suggestions
* Merged *datasets* and *publications* schemas definitions (PDH-DCAT)
  * Metadata field *Theme* now contains Library of Congress Subject headings
  * Metadata field *Countries* separated in *Countries* and *Regions* fields
* Fixed packages without topics
* Fixed broken harvesters
* Added Citations (DataCite) and Plumx altmetrics support
* Improved user tour (in-page tutorial)


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.pacificdata.org/master/change-log.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.