storage and file structure in dbms ppt
LƯU TRỮ VÀ CẤU TRÚC TẬP TIN (Storage and File Structure)
... chuyển mẩu tin 6 đến không gian chị chiếm bởi mẩu tin 5, rồi di chuyển mẩu tin 7 đến chỗ bị chiếm bởi mẩu tin 6. 2. Di chuyển mẩu tin 7 đến chỗ bị chiếm bởi mẩu tin 5 3. Đánh dấu xoá mẩu tin 5. ... 1. Định vị mẩu tin trong file mà nó đi trước mẩu tin được xen theo thứ tự khoá tìm kiếm. 2. Nếu có mẩu tin tự do (không gian của mẩu tin bị xoá) trong cùng khối, xen mẩu tin vào khối này. ... kế CSDL về tần xuất vấn tin và sửa đổi. FILE CHỈ MỤC B+-CÂY (B+-Tree Index file) Tổ chức file chỉ mục tuần tự có một nhược điếm chính là làm giảm hiệu năng khi file lớn lên. Để khắc phục...
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Báo cáo khoa học: Kinetic and mechanistic characterization of Mycobacterium tuberculosis glutamyl–tRNA synthetase and determination of its oligomeric structure in solution pptx
... provide a rationale for thediscriminating behaviour of Mt-GluRS in E. coli.Studies on Tt-GluRS indicated that discriminating and nondiscriminating GluRS can be distinguished onthe basis of the ... in the 20 lLaliquot (in nmol).Steady-state kinetic analyses and inhibition studiesThe apparent kcat and KMvalues of Mt-GluRS for tRNAGlu,ATP and l-Glu were determined in the tRNA aminoacyla-tion ... analogstested, to A. Mattevi and M. Nardini for carrying outcrystallization trials, to G. Tedeschi and A. Negri forperforming MALDI-TOF analyses and N-terminalsequencing, and to G. Deho`for helpful...
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Tài liệu Human resources issues facing the hotel and travel industry in China ppt
... their ownskills and experiences both of the industry in China and internationally.Human resources issues facing the hotel and travel industry in ChinaHanquin Qui Zhang and Ellen WuInternational ... managers and theexpectations gap between education and industry.Second, China’s travel agency sector is facingHuman resources issues facing the hotel and travel industry in ChinaHanquin Qui ... enterthe industry, and the gap between what is taught in school and college and the realities of the industry itself. The aim here is toexplore these issues by interviewing industry executives and academics...
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Tài liệu Integrating Youth-Friendly Sexual and Reproductive Health Services in Public Health Facilities: A Success Story and Lessons Learned in Tanzania ppt
... Services (YFS) and institutional capacity building (Pathfinder International); policy and advocacy, and coordination and dissemination (UNFPA); and behavior change communication and life and livelihood ... Kasulu, and Kibondo and the municipalities of Arusha, and Ilala, Temeke and Kinondoni in Dar es Salaam. In addition, the project was implemented in the Urban West region and Pemba Island, in Zanzibar. ... to the Ministry of Health in the mainland and Zanzibar, and covered other YFS-related expenses. AYA also supported the strengthening of provider supervision through training and the introduction...
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Tài liệu Querying XML, : XQuery, XPath, and SQL/XML in context pptx
... ways in which XML is, and is going to be, used on the Internet, both for casual uses like browsing and for industrial uses such as data interchange between business partners. The impacts of internationalization ... that we think is vital: how to locate information in documents that are marked up using XML and how to find and extract that information in repositories of such documents. It is certainly important ... can't be machine-processed. This Page Intentionally Left Blankx Contents Part III Managing and Storing XML for Querying 151 Chapter 7 Managing XML: Transforming and Connecting 153 7.1 7.2...
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Pro .NET 2.0 Code and Design Standards in C# ppt
... picbName51W WINDOWS Point pnt pntName52W WINDOWS PrintController prtc prtcName53W WINDOWS PrintDocument prtd prtdName54W WINDOWS PrinterSettings prts prtsName55W WINDOWS Process pcs pcsName56W WINDOWS ... on new line• Place “catch” on new line• Place “finally” on new lineSpacing• Method declarations• Insert space between method name and its opening parenthesis• Insert space within argument ... complex or unintuitive. Second, by using a standard, an organization can design and develop with uniformity. Conforming to a uniform way of designing and coding applica-tions minimizes risks and problems...
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MEDICAL INFORMATICS Knowledge Management and Data Mining in Biomedicine ppt
... research interests are in pattern analysis and machine intelligence. He is working on problems related to information management using information filtering and text mining approaches and structural ... analysis, and joint learning using data and text mining. We have compiled a list of interesting and exciting chapters from major researchers, research groups, and centers in medical informatics, ... images, 3D medical informatics, and infectious disease informatics. Unit I11 presents emerging biomedical text mining and data mining research including: semantic parsing and analysis for patient...
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Báo cáo khoa học: "Disambiguating Between Generic and Referential “You” in Dialog ∗" ppt
... easy, and the kappa was 100%.We then annotated a total of 42 conversations fortraining and 13 for testing. Different labelers an-notated the training and test sets; none of the au-thors were involved ... LIBSVM (Chang and Lin,2001), a support vector machine classifier trainedusing an RBF kernel. Table 3 presents results for3Precision and recall are of course 54.59% and 100%.106Proceedings of the ... directly and therefore referred tousing a second-person pronoun, as in example (1).1(1)A: and um if you can get that binding point alsomaybe with a nice example that would be helpfulfor Johno and...
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DEMAND PROJECTIONS FOR POULTRY PRODUCTS AND POULTRY FEEDS IN BANGLADESH ppt
... of Grain (Wheat and Maize) for Producing Eggs and Meat in Bangladesh 27 Table A. 5—Consumption of Grain (Wheat and Maize) as Poultry Feeds in Bangladesh (2000) 29 31 scavenging poultry ... conditions, demand for poultry products is expected to increase with the increase in consumer income up to a certain time3. Thus, the projection of growth in demand for products requires incorporation ... 22 and 78 per cent of total grain requirements in the base year, respectively. Current production levels for wheat and maize in Bangladesh are in the range of 1800 thousand and 65 thousand...
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KINSHIP ORGANISATIONS AND GROUP MARRIAGE IN AUSTRALIA ppt
... tribe either in the male line or in the female. Among the Ova-Herero, however, and other Bantu tribes, there are two kinds of organisation, one—the eanda—descending in female line and regulative ... little influence in bringing about a change in the rule of descent. Here, too, the change in the rule of descent may be put down in the main to economic causes also in a broad sense. Dumping was ... direction. In other words, where kinship is reckoned in the female line, there is no ground for supposing that it was ever hereditary in any other way. On the other hand, where kinship is reckoned in...
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Environmental Regulations, Air and Water Pollution, and Infant Mortality in India pptx
... of 2008, 1,019 monitoring stations are maintained under the National Water Monitoring Programme (NWMP), covering rivers and creeks, lakes and ponds, drains and canals, and groundwater sources. ... mandated by the NRCP had mandated cost sharing at various points in time.29 State and local bodies have been accused of financial mismanagement, including diversion, underutilization, and ... Protection and Industries in Developing Countries: The Case of India Since Bhopal.” The Georgetown International Environmental Law Review, 3(1): 1-53. Ministry of Environment and Forests....
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Báo cáo khoa học: "Learning to predict pitch accents and prosodic boundaries in Dutch" ppt
... decreased, and the amount of training data was increased, sothat in the end only the 3 best experiments usedall available training data (i.e. the remaining 95%).Increasing the training data ... number of settings in thepool, while at the same time exponentially increas-ing the amount of training material. The idea is thatthe increasing amount of time required for trainingis compensated ... annotation of more datausing the TTS itself and on-line (active) learning.Moreover, we plan to investigate the perceptualcost of false insertions and deletions of accents and breaks in experiments with...
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The Importance of Water and Water Quality in Brewing pptx
... values, difficulties in wort filtration, and less efficient separation of protein and protein-tannin elements during the hot and cold breaks.Nitrates and NitritesNitrate, in and of itself, is ... point of use suitability.Brewhouse ChemistryPhosphatesPhosphates are important pH buffers in brewing and useful for reducing the pH in mashing and during the hop-boilChloridesCalcium and ... sulfates and chlorides remaining in the water. Water as a process facilitatorWater is used to facilitate the following activities:a) Steam generationb) CIP and rinsing of tanks and vesselsc)...
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Deposit interest rates, asset risk and bank failure in Croatia ppt
... growth of real GDP and inflation to pick up changes in income and activity. 186) Monitoring and controlling deposit interest rates seems much easier than monitoring and controlling overall portfolio ... rates, thus squeezing the margins and causing failures of the internally most inefficient banks. The remaining two variables, OHER and CM, are both insignificant at lag t-3, and for the other ... agencies' ratings, market prices of bank stocks and subordinated debt, (standard) balance-sheet and income statements financial ratios, and other (non-standard) measures of bank risk and financial...
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Báo cáo khoa học: Arthropod nuclear receptors and their role in molting pptx
... establishment of the in vitro binding assayusing receptor proteins, the ligand-binding affinityof ecdysteroids had been measured in tissues and cells[243,244]. The in vitro binding activity of representativeecdysteroids ... retaining theligand-binding activity. They found two high-affinitybinding sites (Kd1= 0.24 nm and Kd2= 3.9 nm). Theremoval of GST had no effect on PonA binding, butaltered DNA binding. ... processes in insects. Finally, the possibleinterplay of ecdysteroids and insect JH upon the activ-ity of the ecdysteroid receptor remains an important and unresolved question in insect endocrinology.AcknowledgementsWe...
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- 11 storage and file structure in dbms
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- storage and file structure ppt
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