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:Companies:CompanyContact]] [[Companies:postcode::EC1V 2NX]]
 |?Companies:town
 |?Companies:county
 |?Has coordinates
 |format=table
 |limit=50
 |offset=1
 |sort=
 |order=asc
 |mainlabel=
}}

Results 2 – 51 previous 50 20 50 100 250 500 next 50

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Query log

{
    "query_string": "[[Category:Companies:CompanyContact]] [[Companies:postcode::EC1V 2NX]]",
    "query_source": "SMWSQLStore",
    "query_time": "0.0254",
    "from_cache": false
}

SQLStore debug output

ASK Query

[[Category:Companies:CompanyContact]] [[Companies:postcode::EC1V 2NX]]

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
`smw_di_wikipage` AS t4 ON t2.s_id=t4.s_id) ON t0.smw_id=t2.s_id
WHERE
(t2.o_id='518'
   AND (t4.p_id='523' AND t4.o_id='7652')
  )
  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
1

SQL Explain

ID	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t4	ref	s_id,o_id,p_id,s_id_2,s_id_3,o_id_2,o_id_3	o_id_3	9	const,const	1067	Using temporary; Using filesort
1	SIMPLE	t2	ref	s_id,o_id,s_id_2,o_id_2	s_id	4	callto_wikidb.t4.s_id	1	Using where
1	SIMPLE	t0	eq_ref	PRIMARY,smw_id,smw_iw,smw_iw_2	PRIMARY	4	callto_wikidb.t4.s_id	1	Using where

Auxilliary Tables

No auxilliary tables used.

Query Metrics

Query-Size:3
Query-Depth:1

Errors and Warnings

None

	Companies:town	Has coordinates
01132715192	LONDON	53° 46' 29.16" N, 1° 34' 16.67" W
01133204801	LONDON	53° 47' 52.32" N, 1° 32' 40.38" W
01133466061	LONDON	53° 47' 57.94" N, 1° 33' 3.79" W
01133662022	LONDON	53° 47' 44.52" N, 1° 33' 31.47" W
01142558222	LONDON	53° 21' 53.61" N, 1° 29' 9.60" W
01142569606	LONDON	53° 24' 46.94" N, 1° 24' 44.86" W
01142664089	LONDON	53° 23' 11.78" N, 1° 29' 46.82" W
01142725044	LONDON	53° 23' 23.16" N, 1° 29' 10.33" W
01142745568	LONDON	53° 19' 43.96" N, 1° 29' 2.59" W
01158456578	LONDON	51° 31' 21.19" N, 0° 5' 14.76" W
01158524175	LONDON	52° 57' 9.10" N, 1° 9' 0.27" W
01159312122	LONDON	52° 59' 24.88" N, 1° 1' 54.54" W
01159352038	LONDON	52° 57' 17.96" N, 1° 9' 20.46" W
01159373362	LONDON	52° 54' 0.23" N, 1° 5' 51.81" W
01159472819	LONDON	52° 56' 52.90" N, 1° 9' 19.48" W
01159897360	LONDON	52° 57' 4.45" N, 1° 8' 42.50" W
01162565656	LONDON	52° 37' 47.27" N, 1° 8' 0.59" W
01162837771	LONDON	52° 36' 55.42" N, 1° 8' 32.86" W
01173155224	LONDON	51° 27' 14.55" N, 2° 35' 31.10" W
01173305698	LONDON	51° 28' 37.92" N, 2° 35' 34.35" W
01179079094	LONDON	51° 27' 50.76" N, 2° 31' 47.90" W
01179623992	LONDON	51° 29' 34.21" N, 2° 37' 4.85" W
01179731003	LONDON	51° 27' 13.29" N, 2° 37' 4.85" W
01179731529	LONDON	51° 27' 47.19" N, 2° 36' 33.30" W
01179733823	LONDON	51° 28' 12.50" N, 2° 36' 52.54" W
01183240061	LONDON	50° 54' 29.56" N, 1° 25' 8.83" W
01189076382	LONDON	51° 27' 18.03" N, 0° 56' 5.55" W
01189690900	LONDON	51° 27' 16.55" N, 0° 53' 36.32" W
01189888800	LONDON	51° 23' 2.31" N, 0° 58' 23.09" W
01200426228	LONDON	53° 52' 13.55" N, 2° 23' 31.01" W
01202418671	LONDON	50° 44' 2.41" N, 1° 48' 12.04" W
01202467864	LONDON	50° 45' 29.76" N, 1° 52' 0.25" W
01202528939	LONDON	50° 44' 43.79" N, 1° 52' 41.66" W
01202632908	LONDON	50° 44' 16.39" N, 2° 1' 38.32" W
01202686586	LONDON	50° 42' 51.51" N, 1° 59' 8.35" W
01202769297	LONDON	50° 43' 55.77" N, 1° 53' 26.37" W
01202870287	LONDON	50° 48' 44.63" N, 1° 54' 10.29" W
01202887773	LONDON	50° 47' 55.28" N, 1° 59' 7.81" W
01202901222	LONDON	50° 43' 3.46" N, 1° 59' 0.46" W
01204385813	LONDON	53° 34' 45.93" N, 2° 25' 51.47" W
01204387523	LONDON	53° 34' 38.24" N, 2° 25' 57.05" W
01204577722	LONDON	53° 32' 51.28" N, 2° 24' 21.65" W
01204771181	LONDON	51° 31' 38.20" N, 0° 5' 19.20" W
01204861337	LONDON	53° 32' 36.80" N, 2° 22' 6.51" W
01206231445	LONDON	51° 54' 13.47" N, 0° 58' 11.42" E
01206368943	LONDON	51° 53' 15.91" N, 0° 53' 40.51" E
01206563863	LONDON	51° 53' 14.75" N, 0° 54' 0.73" E
01206618872	LONDON	51° 56' 42.99" N, 0° 58' 31.15" E
01208862211	LONDON	50° 34' 23.56" N, 4° 54' 52.03" W
01209200999	LONDON	50° 15' 18.19" N, 5° 14' 19.26" W