the uml and data modeling
Tài liệu The UML and Data Modeling pptx
... columns and it can also exist on a single column.SummaryWith the data modeling for UML profile, the UML fully supports data modeling needs. It allows the support of software development and data modeling ... Using the UML data modeling profile, Rational Rose Data Modeler unifies software development teams with a single,shared tool. The UML and Data Modeling 1Introduction The power of the Unified Modeling ... access to stored data. It is the biggestelement a data model supports. The relational database is the standard database supported by the Data Modeling UML profile. Anobject relational database, an...
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Architecture and the UML
... particularperspectiveModels20Packages Data Types14Class Diagrams A class diagram shows the existence of classes and their relationships in the logical view of a system UML modeling elements in class diagrams- Classes and ... info7: addsection 135 The State of an class A state chart diagram shows - The life history of a given class- The events that cause a transition from one state to another- The actions that result ... relationships within the implementation environmentComponents represent all kinds of elements that pertain to the piecing together of software applications. Among other things, they may be simple...
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Collecting Data — The Class and the Array
... at the definition of the Vehicleclass). The con-stant 5 is also of type int, so the type of the variable on the right side of the assignment operator matches the type of the variable on the ... now. The program creates an object myCarof class Vehicle and then populateseach of the fields by reading the appropriate data from the keyboard. The input data isn’t checked for legality. The ... to dSum. By the end of the loop, dSumhas accumulated the sum of all the values in the array. The resulting sum is divided by the number of elements to create the aver-age. The output from...
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Tài liệu UML Applied - Object Oriented Analysis and Design using the UML doc
... and if the lifecycle is short (a few UML Applied Object Oriented Analysis and Design Using the UML A Course Companion 48 UML Applied - Object Oriented Analysis and Design using the UML ... changes to the data in the module, and rest assured that no other modules are dependent upon that data. The programmer might well need to update the functions inside the module, but at least the impact ... from the customer is essential! The Conceptual Model in the UML Now that we’ve seen how to discover the concepts, we need to look how to capture the concepts in the UML. We’ll use the core...
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Tài liệu overview of data modeling and database design pptx
... serve as the primary key for the table.Select one candidate key to be the primary key for the table. The other candidatesbecome alternate keys or unique keys. They must be UNIQUE and NOT NULL.Class ... examples of these types of relationships in the topslide.Answer: 1:1 Husband and wife; taxi and driver; machine and operator; ship and dock.M:1 Orders and items; auto and occupants; plane and passengersM:M ... information, seeDevelop Complex Data Models and Design Databases course description.Overview of Data Modeling and Database Design 8Ć9Database DesignDesigning a relational database system involves...
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Tài liệu overview of data modeling and database design pdf
... for the name of the table, the names of the columns, the key types, null and unique references, foreign key information, column datatype and maximum length, and sample data. Record the name of the ... serve as the primary key for the table.Select one candidate key to be the primary key for the table. The other candidatesbecome alternate keys or unique keys. They must be UNIQUE and NOT NULL.Introduction ... birthweightspeciesOneĆtoĆOne Mandatory RelationshipsPlace the unique foreign key in the table at the mandatory end and label it NN toenforce the mandatory requirement and U to enforce the one-to-one relationship.PET#*ooo*#*ooidlocationsizePENassignedto the temporaryhome...
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Tài liệu Health of Children Living in Urban Slums in Asia and the Near East: Review of Existing Literature and Data pdf
... health, water and sewer services, and infrastructure and thus has a higher standard of health and welfare. The data would seem to bear out these assumptions. For understanding the health status ... children, the data are misleading. “Urban” data do not disaggregate the poor from the not poor, the comfortable from 4500,000 people resided there. Data in this study are from the late 1980s and ... improve the health of these children. The report tries to deal with the questions of what is different about the living situations and life chances of these children (compared with the “average”...
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Tài liệu HEALTH CONTINUUM AND DATA EXCHANGE IN BELGIUM AND IN THE NETHERLANDS docx
... remains the use of the NMDS in deter-mining some percentage points of the budget of the hospital. A few hospitals already use the data set to guide their staffing decisions. On the other hand, the ... standardize these variables and to aggregate them per nursing unit. The use of RID-ITS makes it possible to assess the impact of the revised NMDS on the nursing profile of the nursing ward, the ... while the nurse on the other hand has a view of all hospitalised patients on the ward she is working on. Both displays are integrating the same data, which are entered only once in the central database....
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Tài liệu HOW INTERNET PROTOCOL-ENABLED SERVICES ARE CHANGING THE FACE OF COMMUNICATIONS: A LOOK AT VIDEO AND DATA SERVICES ppt
... swept into the mix, because no one would cancel their landline phone just be-cause they bought an Xbox and subscribed to the Xbox Live Serv-ice. The service clearly stands outside of the communications ... preserve to local stations the credit to which they are entitled—in the eyesof the advertisers and the public—for presenting programs for which they hadbargained and paid in the competitive program ... Look at Video and Data Services.’’Video and data are the second and third legs of the three-leggedIP-enabled stool. Recently, we examined Voice over IP, which is the other leg. And as we modernize...
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Tài liệu Báo cáo khoa học: Pyrimidine-specific ribonucleoside hydrolase from the archaeon Sulfolobus solfataricus – biochemical characterization and homology modeling doc
... reference, the position of the sugar and of the metal in the crystallo-graphic template 1YOE. The two ligands were modelled ineach binding site of SsCU-NH, and then the structure of the resulting ... of the program, setting the highest level of optimization. The quality of the mod-els and their stereochemical properties were analyzed using the programs procheck [65] and prosaii [66], and the best ... and FUGUE [60] and gave the same results, therefore confirm-ing the correctness of the chosen templates. The sequencesof target and templates were aligned to each others and to those of the first 30...
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Tài liệu Báo cáo khoa học: The isolation and characterization of cytochrome c nitrite reductase subunits (NrfA and NrfH) from Desulfovibrio desulfuricans ATCC 27774 Re-evaluation of the spectroscopic data and redox properties ppt
... well as the former simulation as theydo to the experimental data. The large subunit NrfA,contains the high-spin heme, and four low-spin c-hemeswith gmax¼ 3.6, 3.50, 3.2 and 2.96, while the NrfH ... containing the double of NrfAsubunit in respect to the NrfH subunit. Nevertheless, insidethese huge aggregates there are species of the type a2b2. The present findings are in agreement with the ... buffer. According to the columncalibration, the molecular masses of the two observedpeaks (Table 1) are in good agreement to the NrfA and NrfH molecular masses, as further proved by the respectiveSDS/PAGE...
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Tài liệu Báo cáo khoa học: "ENGLISH WORDS AND DATA BASES: HOW TO BRIDGE THE GAP" pdf
... other (one on the basis of the possible Eng- lish questions about the subject-domain, the other on the basis of the structure of the data base about it) there must be a relation between them. ... specification of the relation between the English word meanings used in (i) and the primitive concepts at the data base level. IV THE RELATION BETWEEN EFL AND DBL Though we defined EFL and DBL independently ... termined by the data base, the question as formula- ted refers to entities which are not represented in the data base, cannot be constructed out of such entities, and do not stand in a one-to-one...
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Health Continuum and Data Exchange in Belgium and in the Netherlands doc
... indicators between the first and the second phase of the study) and compared the results between the pooled and restricted database. We did this analysis only with data from the paper group. ... organization of education, data collection, data input and data transmission to the research teams. These coordinators had previous experience with the NMDS and with data handling. The revised NMDS ... Therefore, the UMLS SPECIALIST Lexicon [15] will be used to standardize these terms first. The final step is to instantiate the information-need template with the data obtained from the EPR (the...
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