l2: structured queries (english)

i-viewsUniversityPart02:Structuredqueries

StructuredquerieswithiviewsStructuredquerieswith i-views

PatrickCloshen

Software-Engineer

intelligentviews gmbh


Ifyouhaveproblemswiththesound:- Checktheaudiosettingsinmenuitem „Communicate“- Joinalternativelytelephoneanddial-innumber

from fixed network (Free-phone-number):• 000-800-100-8171 for India• 0800-894627 for Switzerland

from mobilephone• +41434569564 only for Switzerland

Event-Number:848363956;Event-Password:hello


Structuredqueries

1. Use

2. Structure

3. Theconditionsindetail3.1PropertyConditionsandScheme

3.2Identificationofobjects

3.3Typesofinquirystructurestothenetwork


1UseofStructuredqueries

• Generalinformation• Targetedfindingofsemanticobjectsbasedontheirattributevaluesandtherelationships

betweentheobjects(patternsearch)

• Searchqueriesconsistofasetofconditions

• Utilizationofinheritanceofboththeobjecttypesandcharacteristictypes

Example:InwhichdepartmentdocoworkersworkwhowereborninSouth-West-England?


1UseofStructuredqueries

• Structuredqueries canbeusedfor• Search

• Rightssystem

• Trigger

• Editorconfigurations

• Viewconfigurations

• Javascriptcalls

• Attributestoatopic


Project

HeaderNew

nameBold

Controlling

Alternative - object

General

Project

Persons

External persons

Internal persons

Search -object

Note

Task index-tab

Structurequery

Search - object Search

Query

Parametername

Script

Type

Valuation

Lettering

Order

Parametername

ScriptValuation

Type

Lettering

Order

Lettering

ConfigurationnamePanel

Script for lettering

Script for window

Script for windowtitleScript for visibility

Script for tablecon

Sub-configuration

Choose

Structurequery Structurequery

Project

ProjectID

ProjectID (Parameter not

Structurequery

Structurequery


1. UseofStructuredqueries

Advantages• Creation/understandingofthestructured queryispossiblealsowithoutanyprogramming

knowledge

• Visualfeedbackoncontradictionsformodellingthestructured query

Warning ordynamicschemainformationinthesearch

Edit condition

Albums of English rock groups


1. UseofStructuredqueries

Advantages• Thestructured queryisadaptedtotheschemachangesoritisnotedonthesideeffects.

Deletionofatermisnotpossible,sinceastructured queryintherightssystemusesthisterm

Delete following objects?


2BuildingStructuredqueries:Themusicexamples network


2. BuildingStructuredqueries:

"AlbumsofEnglishrock/bluesrockgroupsfromthe60sand70s"


2. BuildingStructuredqueries

Withinthestructuredqueries,youcanformulateveryindirectconditions:thestructureofsemanticgraphdatabasescanbetraversedbetweentheelements.Youcanfindartistsorbandsthathavewrittensongsoncertaintopicsandwhosetitlewecannotnamespecifically.



Creatinginyourworkfile

FOLDERStructured queries - Searches

Structured queries - Searches



Specifythesemanticobjecttobesearched

Albums of English rock groups from the 60s and 70s



Addcharacteristicconditionoranotherschematonavigateoverthesemanticnetwork



3.1Characteristicconditionsandscheme


3.3Typesofinquirystructuresonthenetwork

3. Theconditionsindetail



• Attributecondition

• Relationscondition

Addacharacteristiccondition



Variantsofcharacteristicconditions

• Cardinality incharacteristics• (Characteristic<=/>n=timesavailable)

Cardinality




• repetitions (transitivity)ofrelations• Relativentomtimesinarow

• withintermediateobjectivesintherelationpathandconditionsatintermediateobjectives




• Repetitions (transitivity)ofrelations• Ex.:

peoplewhoareknownthroughacoworkerare"morequalified"acquaintancesthanpeopleknowninothermode




• Repetitions (transitivity)ofrelations




• Forrelationstypeconditions• Hasarelationgoal limitsthepermissibletargetobjectsofthedesired

relations

• Ispropertyof limitsthepermissiblesourceobjectsofthedesiredrelations



• Addatypecondition:Severalalternativetypes(ORlink)

• Objectsorsubtypes• withorwithoutinheritance

Scheme:Multiplesemanticobjects

Album and title



WithIdentification objectscanbedefinedaccuratelywithdifferentmethods

Secureagainstrenamingandhomonyms




• Objectsdefinition allowsarestrictiononobjectswhosenameattributecorrespondstothedesiredvalue.Alsowildcardsareallowed.




• Accessparameter

• Fortrigger/right/Viewconfig,inordertobeabletoaccessthecontextobjects

• Possibilitytoincludethecurrentuserinthestructured query

Acessrightparametmer user



• Script enablestheformulationofaconditionasaresultofpreviouslyformulatedandregisteredscriptsexample:"query.findElements({name:)"Susanne",lastname:"Meier"})"

• SemanticelementwithID narrowsobjects,whoseinternalIDcorrespondstothedesiredvalue

• Infolder allowsrestrictiontoobjectsthatareinapreviouslycreatedandregisteredobjectcollection


Underrequeststructure...

• Addalternative• Identifier

• Helpsearch

• Reference

• Newlocalmacro

• structured querycomponent(registered)

• Query

3.3Typesofstructuredqueriesonthenetwork

Querystructure




Standardsearch:AlbumswithsongscomposedbyJohnLennonand sungbyPaulMcCartney



Standardsearch:AlbumswithsongscomposedbyPaulMcCartneyorJohnLennon



Alternativesearch:AlbumswithsongsbyJohnLennonor TheStones



Createanalternativecondition

Alternative condition



Createanalternativecondition: Addalternative

Alternative condition

Alternatives

Alternatives



• Conditionscanbeprovidedwithafreelyselectableidentifier

• Canbeusedasinputandoutputelements,E.g.ViewConfig,facetedsearchandwithinmacrosasmacroargument

• Asearchmodulewithadditionalconditionscanbecontinuedusingtheidentifierfunction.

• Ifseveralconditionsareequippedwiththesameidentifier,theconditionsaddedtotheidentifierwillbealwaysaddedtoallconditionswiththisidentifier

Identifier



Identifier

Band

Genreofmusicgroup

Has Member



Utilitysearch• Withutilitysearch youcansetupdependentstructured queries• Utilitysearchesmustbelinkedviareferencestothemainsearchforthem

totakeeffect



Utilitysearch



SwappingconditionsinUtilitysearches• Converttohelpsearch movesatypeofconditionwithallitschild

conditionstothepositionoftherootnodeofanewly-createdhelpsearchandlinkthemtothemainsearchthroughareference

• Useasmainsearch movestheselectedtypeofconditionwithallitschildconditionstothepositionoftherootnodeofthemainsearchandturnsitsparentconditionsintoahelpsearchwhichreferencesthenewmainsearch



SwappingconditionsinUtilitysearches

Reference



Structered query macro (local)• Localmacroscanbefittedtoastructured queryasasearchcomponentand

reusedseveraltimesinthisquery

• Theycanbetestedindependentlywithoutthecontextoftheirstructuredquery

• Theyareavailableonlyforthisquery,ifthequeryisdeleted,themacroisalsodeleted



Structuredquery macro (local)



Structuredquery macro (registered)• Ifmacrosfordifferentqueriesarepermanentlyavailable,theymustbe

formulatedasaseparatequeryandthenregistered.

FOLDER

Structuralqueries

All hardrock-songs from USA All hardrock-songs..


Usingparameters

- Latebindingofattributevalues

- AlsofortechnicalIDorsimplesearch- forJavaScript:query.findElements({name:"Marion",lastname:"Halft"})

- Parameterscanbepassedwithmultiplevaluesorcanbedeactivated- "query.findElements({name:)["Marion","Patrick"],lastname:undefined})

- Partsofastructured querycanbe"deactivated"iftheparameterisnotset


Homework

Compose astructured query to complete the following tasks:1. Findallalbums that are notcomposed by TheBeatles2. Findalbums whose dates of release are inside the same

week3. Findallpersons who created music and who stem

specifically from England‘s north-westernregion

Sendyour questions to:[email protected]

Consultationhours:EveryWednesday

Thank you for visitingi-viewsUniversity

l2: structured queries (english)

Data & Analytics