Semantic search

From OHO - search engine for sustainable open hardware projects
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
import-annotation:

Additional annotated data are to be copied during the parsing of a subject
propsep:

The separator between the properties of a result entry
valuesep:

The separator between the values for a property of a result
template:

The name of a template with which to display the printouts
named args:

Name the arguments passed to the template
userparam:

A value passed into each template call, if a template is used
class:

An additional CSS class to set for the list
introtemplate:

The name of a template to display before the query results, if there are any
outrotemplate:

The name of a template to display after the query results, if there are any
sep:

The separator between results
Sort options
Delete
Delete
Add sorting condition
Debug output SQLStore
ASK Query
[[Category:Metrology]]
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,idst4.smw_sort
FROM
  `smw_object_ids` AS t0
INNER JOIN
  (`smw_fpt_inst` AS t1
INNER JOIN
  `t2` AS t2 ON t1.o_id=t2.id) ON t0.smw_id=t1.s_id
LEFT OUTER JOIN
  (`smw_di_wikipage` AS t4
INNER JOIN
  `smw_object_ids` AS idst4 ON idst4.smw_id=t4.o_id) ON t0.smw_id=t4.s_id
   AND (t4.p_id=48963)
WHERE
  t0.smw_iw!=':smw'
  AND t0.smw_iw!=':smw-delete'
  AND t0.smw_iw!=':smw-redi'
ORDER BY
  idst4.smw_sort DESC , t0.smw_sort ASC
LIMIT
  45
OFFSET
  40
SQL Explain
IDselect_typetabletypepossible_keyskeykey_lenrefrowsfilteredExtra
1SIMPLEt2ALLPRIMARY16Using temporary; Using filesort
1SIMPLEt1refs_id, o_id, s_id_2, o_id_2o_id_25oho_wiki_en.t2.id13Using index
1SIMPLEt0eq_refPRIMARY, smw_id, smw_iw, smw_iw_2PRIMARY4oho_wiki_en.t1.s_id1Using where
1SIMPLEt4refs_id, o_id, p_id, s_id_2, s_id_3, o_id_2, o_id_3p_id8const, oho_wiki_en.t1.s_id1Using where
1SIMPLEidst4eq_refPRIMARY, smw_idPRIMARY4oho_wiki_en.t4.o_id1
Auxilliary Tables
  • Temporary table t2
      Recursively computed hierarchy for element(s) (550).
      SELECT s_id FROM `smw_fpt_subc` WHERE o_id=550 LIMIT 1
Query Metrics
Query-Size:1
Query-Depth:0
Errors and Warnings
None


 YTB.vP9oaMI R7s.jpg
Arduino Spectrophotometer - DIY 3D Printed Spectrophotometry
How to build your own DIY Arduino 3D printed
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


 YTB.0GVJwbEPdII.jpg
Arduino Speedometer - Part 5 (Obstacles Plans)
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


 YTB.jVDEJU7ZtqE.jpg
Arduino controlled spectrophotometer - BME 470 Design Project
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




 YTB.Wvd r3n8yfU.jpg
Banggood Analogue Multimeter Kit Build Part One
Analogue Multimeter.
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown





 YTB.MRNc7XUHBks.jpg
Build DIY turbo gauge using arduino, OLED and Bosch pressure sensor
I built car turbo
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


 CWL.311653.1.png
Build Raspberry Pi scales yourself (with weight sensor HX711)
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



 CWL.165926.2.jpg
Build a bottle pressure gauge yourself - make your own beer
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




 YTB.tWNFVRvbAqw.jpg
Build a manometer
This one shows how to make a utube
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown











 YTB.8zGhIC0glmw.jpg
Bunsen Photometer, Easy To Make
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



 YTB.4Gp09o1WYUY.jpg
Carby Balancing Home made Manometer TRX 850
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown






 YTB.h-lt-dVAT6Y.jpg
Cheap frequency meter for 5 gbp. Do it yourself.
Self-assembly frequency meter.
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


 YTB.wrxPPGEJJBM.jpg
Cheap homemade manometer for synchronizing carbs
Super easy. Cheap
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


 YTB.6PFdhTEHqOo.jpg
Chemistry Home PH meter Villa of Seris
Preparation of PH meter with purple cabbage. Chemistry II
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


Class Nº7 - Home Balance
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown





OPEN HARDWARE OBSERVATORY 2020
| |
|||