Semantic search

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Condition

Printout selection

Options

Parameters [+]

limit:

The maximum number of results to return

offset:

The offset of the first result

link:

Show values as links

headers:

Display the headers/property names

mainlabel:

The label to give to the main page name

intro:

The text to display before the query results, if there are any

outro:

The text to display after the query results, if there are any

searchlabel:

Text for continuing the search

default:

The text to display if there are no query results

class:

An additional CSS class to set for the table

transpose:

Display table headers vertically and results horizontally

sep:

The separator between results

prefix:

Control display of namespace in printouts

Sort options

Delete

Add sorting condition

ResultCodeDebugExtra

To embed this query inline into a wiki page use the code below.

{{#ask: [[Category:MediaWiki extension]]
 |?Is developed by
 |?Is related to
 |format=table
 |limit=3
 |offset=3
 |sort=
 |order=asc
 |mainlabel=
}}

Results 4 – 6 previous 3 20 50 100 250 500 next 3

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Query log

{
    "query_string": "[[Category:MediaWiki extension]]",
    "query_source": "SMWSQLStore",
    "query_time": "0.0035",
    "from_cache": false
}

Debug output SQLStore

ASK Query

[[Category:MediaWiki extension]]

SQL Query

SELECT DISTINCT
t0.smw_id AS id,
  t0.smw_title AS t,
  t0.smw_namespace AS ns,
  t0.smw_iw AS iw,
  t0.smw_subobject AS so,
  t0.smw_sortkey AS sortkey, t0.smw_sort
FROM
`smw_object_ids` AS t0
INNER JOIN
`smw_fpt_inst` AS t1 ON t0.smw_id=t1.s_id
WHERE
(t1.o_id=2138)
  AND t0.smw_iw!=':smw'
  AND t0.smw_iw!=':smw-delete'
  AND t0.smw_iw!=':smw-redi'
ORDER BY
t0.smw_sort ASC
LIMIT
8
OFFSET
3

SQL Explain

ID	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ref	s_id, o_id, s_id_2, o_id_2	o_id_2	5	const	9		Using index; Using temporary; Using filesort
1	SIMPLE	t0	eq_ref	PRIMARY, smw_id, smw_iw, smw_iw_2	PRIMARY	4	mediawiki_135.t1.s_id	1		Using where

Auxilliary Tables

No auxilliary tables used.

Query Metrics

Query-Size:1
Query-Depth:0

Errors and Warnings

None

	Is developed by	Is related to
Semantic Drilldown	Yaron Koren David Loomer	Page Forms
Semantic Forms Inputs	Stephan Gambke Yaron Koren Jeroen De Dauw Sanyam Goyal Yury Katkov others	Page Forms
Semantic Maps	Jeroen De Dauw others	Semantic MediaWiki Semantic Forms Inputs Semantic Result Formats Page Forms

Semantic search

Query log

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