Databases -Relational Algebra

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Databases - Relational Algebra (GF Royle, N Spadaccini 2006-2009) Databases - Relational Algebra 1 / 24 This lecture This lecture covers relational algebra which is the formal language underlying the manipulation of relations. We follow the notation from Chapter 4 of Ramakrishnan & Gehrke. (GF Royle, N Spadaccini 2006-2009) Databases - Relational Algebra 2 / 24 Projection and Selection Relational Algebra Relational algebra is a procedural language that allows us to describe operations on relations in a formal and mathematically precise.
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Publié le : lundi 26 mars 2012
Lecture(s) : 28
Source : umanitoba.ca
Nombre de pages : 4
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SupriyaMukherjeeOffice:406FletcherArgueBuilding,OfficeHours:F,2:304:30Email:mukherje@cc.umanitoba.caHISTORY1380WAO2:ANINTRODUCTIONTOMODERNWORLDHISTORY:1800PRESENTWinter2012MWF,1:302:20,215TierBuildingCOURSEDESCRIPTION
Thiscourseisdesignedtointroducemajoreventsandthemesinworldhistoryfrom1800tothepresent.ItbeginswithastudyofamodernizingEuropealreadyonitspathtoexpansionandselftransformation,andthemajordevelopmentsinthought,culture,politicsandsocietythataccompaniedthisprocess.ItwillthenlookataredefinedrelationshipbetweenEuropeandtheworld,exploringintheprocessthemessuchasimperialismandnationalism.Developmentsinthetwentiethcenturywillbehighlighted,inparticular,theexperiencesofwar,politicalradicalization,decolonizationandglobalization.Finally,itwilllookatsomeofthechallengesfacedbythecontemporaryworld.
REQUIREDREADINGS
JerryBentleyandHerbertF.Ziegler,TraditionsandEncounters:AGlobalPerspectiveonthePast,VolumeII:From1500tothePresent,FifthEdition
AlfredJ.AndreaandJamesH.Overfield,TheHumanRecord:SourcesofGlobalHistory,VolumeII:Since1500,SixthEdition
ErichRemarque,AllQuietontheWesternFront,NewYork,1958
Additionalshortreadingsavailableonlinearealsorequired.
COURSEFORMATANDREQUIREMENTS
Whilethebulkofthecoursewillcomefromclasslectures,classdiscussionsbasedonassignedreadingswillbeimportant.Studentsareencouragedtoactivelyparticipateinclassbyaskingquestionsanddiscussingreadings.Therewillbeashortmidtermexaminationandalongerfinal.ThedateforthemidtermisFebruary17,2012.ThefinalexamwillbescheduledbytheUniversityforApril2012,afterclassesareover.ThefinalexamwillcovermaterialfortheENTIREcourse.Themidtermwillcountfor20%ofyourgrade,thefinal45%ofyourgrade.Inaddition,studentsarerequiredtowritetwopapers,withaminimumof1500wordsandamaximumof1800wordseach(68pages,doublespaced).SincethisisacoursethatmeetstheUniversitySenate’sWrequirement,studentsmustcompletebothessayassignmentswithapassinggradetopassthecourse.Eachofthesewillcountfor15%ofyourgradeandthequestions/topicswillbedistributedtoyouearlyintheterm.Theduedatesofthesepapersareindicatedintheclassschedulebelow.Finally,classparticipationwillcountfor5%ofyourgrade.
Thegradedistributionforthiscoursewillbeasfollows:A+:10090C+:6660A:8980C:5951B+:7975D:5040B:7467F:390
Studentswhowishtoappealagradegivenfortermworkmustdosowithin10workingdaysafterthegradeforthetermworkhasbeenmadeavailabletothem.UncollectedtermworkwillbecomethepropertyoftheFacultyofArtsandwillbesubjectedtoconfidentialdestruction.
Note:Evaluativefeedbackoftermworkwillbeprovidedbythevoluntarywithdrawal(VW)dateofMarch16,2012.
OTHERCONSIDERATIONS
OccasionallyIwillemailyouquestionsforyourconsiderationasyoureadthematerialassignedfortheweek.Thismeansthatyoumustreadyouremailonaregularbasis.
Makeuptestswillbegrantedonlyinthecaseofextraordinarycircumstances,subjecttotheprovisionofawrittenandvalidexcuse.Classessaysmustbeturnedinontheduedateinclass.Iwillacceptahardcopyonly.Latepaperswillnotbeacceptedexceptincasesofmedicalorfamilyemergency(adoctor’sletterisrequired.StudentswillfindWilliamStrunkandE.B.White’sTheElementsofStyleusefulinwritingessays.Thefollowingwebsitealsohasimportantessaywritingresources:http://www2.athabascau.ca/cll/eng_writing/resources.php ACADEMIC DISHONESTY PleasenotethatIwillstrictlyenforcetheUniversity’sregulationsregardingplagiarism,cheatingandimpersonationfoundinSection8oftheGeneralAcademicRegulationsintheonlineAcademicCalendarandCatalogandtheFacultyofArtsregulation(onlineathttp://umanitoba.ca/faculties/arts/student/student_responsibilities.html)whichreads:The common penalty in Arts for plagiarism on a written assignment is a grade of F on the paper and a final grade of F (DISC)) (for Disciplinary Action)) for the course. For the most serious acts of plagiarism, such as purchase of an essay and repeat violations, this penalty can also include suspension for a period of up to five (5) years from registration in courses taught in a particular department/program in Arts or from all courses taught in this Faculty. The Faculty also reserves the right to submit student work that is suspected of being plagiarized to Internet sites designed to detect plagiarism or to other experts for authentication. The common penalty in Arts for academic dishonesty on a test or examination is F for the paper, F (DISC) for the course, and a oneyear suspension from courses acceptable for credit the Faculty. For more serious acts of academic dishonesty on a test or examination, such as repeat violations, this penalty can also include suspension for a period of up to five years from registration in courses taught in a particular department or program in Arts or from all courses taught in or accepted for credit by this Faculty.
COURSESCHEDULE(WINTER2012)
WeekOne(January46)
Introduction
Networks,Empires,Engagements
(T&E,4623;5712;THR,214219)
WeekTwo(January913)
TheIndustrialRevolutionanditsConsequences
(T&E,618619;650674;THR,237253)
WeekThree(January1620)
Nations,Nationalism,andotherIsms
(T&E,637,64047;THR;26267)
WeekFour(January2327)
ColonialisminChinaandIndia
TheNewImperialism
(T&E,717727,730749;THR,267274)
FirstpaperdueonJanuary30
WeekFive(January30February5)
LegaciesofImperialism
Film:“TheBibleandtheGun”
(T&E,749754;THR,284290,30208)
StartreadingRemarque’sAllQuietontheWesternFront
WeekSix(February610)
TheGreatWar
(T&E,760777;THR,345350)
Remarque,AllQuietontheWesternFront
WeekSeven(February1317)RevolutioninRussia(T&E,713716,777779,802805;THR,355359)*********FEBRUARY17:MIDTERMEXAM*********
WeeksEightandNine(February27March9)
PostwarCurrents,theFascistAlternative,WorldWarII
(T&E,779787,790802,804810,835853;THR,362367,372376)
SecondpaperdueonMarch12
WeeksTenandEleven(March1223)
TheColdWarandtheNewWorldOrder
DecolonizationandAftermath**
(T&E,853861;THR,430437)
**(T&E,753754,785787,813825,864887;THR,404408)
WeeksTwelveandThirteen(March26April2)
PostColdWarDevelopmentsandtheNewWorldOrder
GlobalProblems**(T&E,891903;ThomasFriedman,“It’saFlatWorld,AfterAll,”www.uflib.ufl.edu/pers/Town_Meeting/documents/ProQuest_8180690011.pdf)**T&E,903914;THR,472478;;JosephStiglitz“TheGlobalBenefitsofEquality,”www.zcommunications.org/theglobalbenefitsofequalitybyjosephstiglitz)April4CourseWrapupFINALEXAMscheduledbytheUniversityduringexamperiod
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