Semantic MediaWiki/Introduction
Overview
[edit | edit source]Currently this is only a collection of links with question that were recorded while tomaschwutz was looking at this topic in 2012. See also the Semantic MediaWiki category.
Big pictures
[edit | edit source]- What is it all about?
- What is it good for?
- Why is agreeing on common editing syntax advantages?
- What are the benefits compared to using categories?
- Skim through the theorethical background.
Making use of the semantic data
[edit | edit source]- What is the factbox?
- What is a semantic browser
- What is a semantic query?
- example
- Task: Find all people from Germany and their cities and states
- property names can be found on e.g. on a user factbox
- Semantic search
- example
Providing the semantic data
[edit | edit source]- How do I edit the semantic data?
- How to I specify the type of a property?
- Properties and types
- unfortunately does not work on wikiversity: Berlin Germany
- edit the notes of user Carl Berlin on referata, and revert your changes using the history.
- How can you automaticall convert units?
- What are Semantic templates good for?
- e.g. California
- background: m:Help:A quick guide to templates
- See how easy and powerful Service links can be used.
Semantic Forms
[edit | edit source]- See how you can use Semantic Forms to
- design Categories, Properties, Templates, and Forms
- How can you use #arraymap to define multiple properties?
- {{#arraymap:{{{author|}}}|,|x|[[Has author::x]]}}
- Why to use a space ( ) when defining categories?
- {{#arraymap:{{{categories|}}}|,|x|[[Category:x]]| }}
- What is the syntax of form fields?
- How do you use autocompleting?
- How can you use a Category for autocompletion?
- |values from category=Area of focus
- How can you allow multiple inputs (seperated by commata)
- |list
- How can force the user to input values?
- |mandatory
- How can you have multiple instance of one template?
- {{{for template|Occupation|multiple|add button text=Add another occupation}}}
- How can the user select from a category tree?
- mw:Extension:CategoryTree must be installed.
- How you can use Maps?
More on semantic queries
[edit | edit source]- Here you look closer on Semantic search
- Selecting pages
- Why is it important to specify a < directly after the double collon?
- How do you compare text alphabetically?
- Howe do you use the + wildcard symbol?
- Pages of which namespace are selected by [[Help:+]]?
- Does [[born in::!Boston]] query return results of pages that do not have the bon in property?
- How do you use OR and ||?
- What does [[Brazil||France||User:John Doe]] mean?
- How do you use <q> and </q> for subqueries?
- Why is it important to specify a < directly after the double collon?
- What does [[Category:Cities]] [[located in.member of::European Union]] mean?
- Displaying information
- ? does not restict results compared to query descriptions
- use the empty format # do suppress all formatting and linking in subqueries
- What are #cm, #-n, #-u and #ISO used for?
- What are [output formats] fromat=count, csv, template, ul used for?
- Inline queries
- explain the meaning of the following
{{#ask: [[Category:City]] [[located in::Germany]]
| ?population
| ?area#km² = Size in km²
}}
- use {{#show: Berlin | ?population}} to show a single value
- What is the meaning of the following parameters?
- limit, sort, order, align, default,
- |limit=0 |searchLabel=Click to browse
- How do you use Concepts
- to define overview pages
- to define dynamic categroies that can be used in further queries
- How can you Query linked properties?
Inferencing
[edit | edit source]- deducing new knowledge from entered information
- Subcategories and subproperties
- Why is it important to describe the exact meaning of a category or a property very clearly?
- :: returns subCategories, : not
Practicing
[edit | edit source]- scratchpad.referata
- server often not reachable
- twutz/reh