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

Sort options

Delete

Add sorting condition

ResultCodeDebugExtra

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

{{#ask: [[Category:Frontend]] [[Modification date::≥2020]]
 |?Modification date=modified
 |format=table
 |limit=50
 |offset=50
 |sort=
 |order=asc
 |mainlabel=
}}

Results 51 – 51 previous 50 20 50 100 250 500 next 50

JSON CSV RSS RDF

Query log

{
    "query_string": "[[Category:Frontend]] [[Modification date::\u22652020]]",
    "query_source": "SMWSQLStore",
    "query_time": "0.0169",
    "from_cache": false
}

Debug output SQLStore

ASK Query

[[Category:Frontend]] [[Modification date::≥2020]]

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 t2
INNER JOIN
`t3` AS t3 ON t2.o_id=t3.id
INNER JOIN
`smw_fpt_mdat` AS t4 ON t2.s_id=t4.s_id) ON t0.smw_id=t2.s_id
WHERE
(
   ((t4.o_sortkey>='2458849.5')
  ))
  AND t0.smw_iw!=':smw'
  AND t0.smw_iw!=':smw-delete'
  AND t0.smw_iw!=':smw-redi'
ORDER BY
t0.smw_sort ASC
LIMIT
55
OFFSET
50

SQL Explain

ID	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t3	ALL	PRIMARY				2	Using temporary; Using filesort
1	SIMPLE	t2	ref	s_id, o_id, s_id_2, o_id_2	o_id_2	5	wiki.t3.id	8	Using index
1	SIMPLE	t4	ref	s_id, o_sortkey	s_id	4	wiki.t2.s_id	1	Using where
1	SIMPLE	t0	eq_ref	PRIMARY, smw_id, smw_iw, smw_iw_2	PRIMARY	4	wiki.t2.s_id	1	Using where

Auxilliary Tables

Temporary table t3
Recursively computed hierarchy for element(s) (9158).
SELECT s_id FROM `smw_fpt_subc` WHERE o_id=9158 LIMIT 1

Query Metrics

Query-Size:3
Query-Depth:1

Errors and Warnings

None

	modified"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
Y-Prinzip	22 March 2021 07:48:06

Semantic search

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