field types in mysql
Inclusion of new types in relational database systems
... described in [ONG84] Our initial experience with the system is that dynamic linking is not preferable to static linking One problem is that initial loading of routines is slow Also, the ADT routines ... number of index keys in an index number of pages in the index the constant appearing in: rel-name.field-name OPR value the maximum value in the key range if known the minimum value in the key ... the user types which an installation wants at the time the DBMS is installed In this case, all routines could be linked into the run time system at system installation time by the linker provided...
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Tài liệu Stored Procedures in MySQL 5.0 pdf
... 2003-04-11 | © MySQL AB 2003 | PEM | www .mysql. com Stored Procedures in MySQL 5.0 The SQL Language CREATE PROCEDURE foo( [IN] x INT, INOUT y INT, OUT z FLOAT) body CREATE FUNCTION bar(x INT, y CHAR(8)) ... | PEM | www .mysql. com Stored Procedures in MySQL 5.0 Creating, dropping, etc • Procedures and functions are stored in a system table: mysql. proc • Fields are: name-type (key), definition (a blob), ... know anything about the internals of the MySQL server? 2003-04-11 | © MySQL AB 2003 | PEM | www .mysql. com Stored Procedures in MySQL 5.0 ”Disclaimer” • This presentation describes work in progress!...
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Tài liệu Báo cáo khoa học: "DANISH FIELD GRAMMAR IN TYPED PROLOG" pot
... them in subordinate = nil; contentf( ones: INFFLD, CADVFLD OBJFLD, ) SS -> CONN S-NF CF These are the major fields They may in turn be divided into subfields: where all fields except the nexus field ... NF, for Nexus Field, contains a finite verbform, a possible subject plus a d v e r b i a l s modifying the verb; the internal structure of the nexus field differs in main and subordinate clauses ... prepositional phrase in Danish, the solution being the incorporation of an unwarranted PREP subfield The CF, for Content Field, contains two possible infinite verbforms, the objects and predicates...
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Tài liệu Built-In Functions in MySQL (Hàm xây dựng sẵn trong MySQL) doc
... count (*) FROM sinhvien Ví dụ 2: SELECT count(ngay_sinh) FROM sinhvien Một số hàm thống kê Min() Max() Sum() Ví dụ: SELECT max(ngay_sinh) FROM sinhvien SELECT min(ngay_sinh) FROM sinhvien SELECT ... lăng đỏ',15,2,'tím') Trích chuỗi Left (string, length) Right(string,length) Mid(string, start_position,length) Substring(string,position) Các tham số string: chuỗi ban đầu length: chiều dài chuỗi ... Chèn chuỗi Insert (string,start_position,length,newstring) Các tham số: string: Chuỗi bị chèn start_position: vị trí bắt đầu length: chiều dài bị chèn newstring: chuỗi chèn Ví dụ: select insert('hoa...
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Savings Constraints and Microenterprise Development: Evidence from a Field Experiment in Kenya∗ ppt
... increase in business income Given this, the increase in expenditure likely comes from both an increase in income and an increase in the ability to shield income from others 15 the first place since ... logbooks include detailed information on many outcomes, including formal and informal savings, business investment, and expenditures.2 There are three main findings First, market women in the treatment ... on business outcomes Interestingly, this increase in investment for women does not appear to come from a change in business type: we see no change in the category of items traded by women in the...
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BACKUP AND RESTORE DATBASE IN MYSQL pot
... bảng mysqldump -u admin -p admin no-data accounts > accounts.sql Chỉ backup liệu mysqldump -u admin -p admin no-create-info accounts > accounts.sql Backup thủ tục hàm mysqldump -u admin -p admin ... cài đặt gõ vào lệnh: mysql - u admin -p admin accounts < accounts.sql Backup Restore liệu sử dụng MySQL Administrator Backup liệu Các bước thực hiện: Khởi động MySQL Administrator Chọn nút lệnh ... Backupfile.sql: tên tập tin backup Ví dụ: Người dùng có username password “admin” thao tác sở liệu với tên accounts Các tuỳ chọn backup Backup toàn bảng liệu mysqldump -u admin -p admin accounts > accounts.sql...
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Báo cáo khoa học: "Computer Backup for Field Work in Phonology" pdf
... on field survey materials with interesting results To begin with, some simplifying assumptions were made Phonetic data were treated as a linear string by simply ignoring their very real grouping ... is long A change in the pattern-recognizing approach is being considered to segregate phones at particular positions in syllables, syllables in feet, and feet in contours The intermediate storage ... languages in Lower California and around the Colorado River delta His list of around 600 words collected in Paipai was prepared for process- 74 ing Phonetic symbols were transliterated into strings in...
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Twistor geometry, supersymmetric field theories in supertring theory c samann
... naturally emerge in string theory as candidates for internal compactification spaces In particular, topological strings of B-type – a subsector of the superstrings in type IIB superstring theory – ... spacetime coordinates can in fact be traced back to work by H S Snyder in 1947 [262] In the case of fermionic coordinates, a first model using a deformed coordinate algebra appeared in [248] Later ... experimental input Moreover, a strong opposition is forming against this idea, which includes surprisingly many well-known senior scientists as e.g Leonard Susskind [265] and Steven Weinberg [285] In their...
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Báo cáo "A new formulation for fast calculation of far field force in molecular dynamics simulations " ppt
... stage consists of near field and far field evaluation parts In the case of original FMM, only the near field part of the force-evaluation stage can be performed on GRAPE In our implementation ... Anderson has done using Eq (2) The near field contribution is directly calculated by evaluating the particle-particle force GRAPE handles this part Using Eq (2), we obtain the far field potential ... same way as in the original FMM At the M2M transition stage, we compute positions and charges of pseudoparticles, instead of forming multipole expansion as in the original FMM This process is...
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Báo cáo khoa học: "TYPES IN FUNCTIONAL UNIFICATION GRAMMARS" ppt
... have expressing it using traditional FUGs The traditional technique for expressing these constraints in a FUG is to define a label for each non terminal symbol in the ~stem The resulting grammar ... personal-pronoun)) Figure 4: Using typed ~atures Typedeelarat~ns: (define-constituent determiner (definite distance demonstrative possessive)) InputFDd~cr~ingadeterminer: (determiner ((definite yes) (distance ... Frank Smadja and Jacques Robin for their help in shaping this paper I also want to thank Bob Kasper for originally suggesting using types in FUGs 162 nary Trees Proceedings of the 2Zrd annual REFERENCES...
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Signals and data types in VHDL
... and use VHDL subtypes Data Types • The wide range of available data types provides flexibility in hardware modeling and built -in error checking to ensure signal compatibility in large, complex ... MY_MEM (conv_integer( W_ADDR))
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Dissertation abstracts study on improving the cropping systems on some main soil types in dong hy district thai nguyen province
... used importantly in maintaining the fertility of soil; preventing the increase of diseases, pests, weeds; and controlling and limiting erosion Since 1980 in the Southern region in China, there has ... region, indicated that the proper cultivations in some type of agricultural land in mountainous areas are cropping systems of spring rice-summer rice on lowland in the valley and terrace fields in ... (Khang dan) Results of improving one rice crop system in two ways: increasing crop and replacing varieties showed that: increasing spring soybean crop made farmers' interest reach 31.1 million...
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Báo cáo vật lý: "EFFECT OF FIELD STRENGTH IN THE VELOCITY ANISOTROPY OF FERROFLUIDS" pptx
... whereas in the case of perpendicular field, the observed variations are due to the reordering of the existing structure Hence, in this case, grain -field type interaction is weak and grain-grain interaction ... biomedical applications Grain -field interactions are more favored in the parallel field whereas grain-grain interactions is in perpendicular field Enhancement of chain structure formation is observed ... perpendicular magnetic field at 303 K In this case also, a non-linear increase in the sound velocity is observed with increasing field strength, but not as appreciable as in parallel field (Fig 3) However...
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Báo cáo lâm nghiệp:"Root biomass distribution under three cover types in a patchy Pseudotsuga menziesii forest in western Canada" pptx
... cover type Faint horizontal lines indicate the mean value across all three cover types Heavier, short lines indicate means within each cover type In Figure 4b, values next to each mean indicate the ... Preliminary excavations indicated that the majority of the fine and thin root mat was contained in the upper 20 cm soil horizon, and so to differentiate surface roots from those occurring at ... We did not attempt to further subdivide thin roots or separate fine and very fine roots; the thin root category thus includes fine roots Dead and decaying roots with φ > 0.5 cm were collected...
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Báo cáo khoa học: "Soil 2 CO efflux rates in different tropical vegetation types in French Guiana" docx
... efflux in forests regenarating in West Virginia, Soil Biol Biochem (1993) 1241-1248 matter from 25 cutting [14] Medina E., Klinge H., Jordan C., Herrera R., Soil respiration in Amazonian rain forests ... gas analyser (EGM-1), which was inserted cm deep in the soil next to the collar to give an indication of the spatial variation in soil tem- surinamensis Stafleu As in the primary forest the canopy ... CIRAD-forêts) is located in Sinnamary, in the equatorial lowland rainforest of French Guiana (5°15’ N, 52°55’ W) Mean annual rainfall for the region amounts to 200 mm [9] Rainfall is seasonal, with...
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Báo cáo khoa học: "Effect of desiccation during cold storage on planting stock quality and field performance in forest species" doc
... Survival of seedlings stored for four weeks in sealed plastic bags was similar to that of non stored seedlings in both oak species, whatever the lifting date In constrast, in pine, the seedlings of this ... desiccation The results obtained here for pine, pointing to the absence of bud desiccation during desiccation (figure 1), are consistent with these findings In contrast, in oaks, buds underwent the ... exposure The increase in REL was noticed on several broadleaved species including Quercus robur [30] In pine, REL did not increase with desiccation intensity (figure 2) This result is not in agreement...
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Báo cáo lâm nghiệp: "Environmental control of CO assimilation rates 2 and stomatal conductance in five oak species growing under field conditions in Greece" ppsx
... adaptation in Greek oak species compared MATERIALS AND METHODS Study area a including Eleven oak species occur in Greece They grow in habitats widely differing in extent of drought The following rating ... In other cases, the slope of Q pedunculiflora and Q ilex greatly increased and presented higher WUE In all study species, the water use efficiency was not maintained constant during the growing ... constraints ecophysiological aspects In: Recent Advances in Studies of Oak Decline Proceedings of the International Congress, Selva di Fasano, Italy, 293-321 Guehl JM, Aussenac G, Bouachrine J,...
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Báo cáo khoa học: " 3-D reconstruction of anterior mantle-field techniques in Hodgkin''''s disease survivors: doses to cardiac structures" pptx
... Gy) and MF+DORS (42.7 Gy) groups, indicating that the use of these boost techniques permitted dose increases in the mediastinum while maintaining the dose levels in the right heart structures seen ... sites with separate fields Extended -field radiotherapy of Hodgkin's lymphoma with megavoltage equipment, using e g the mantle field, was introduced in centers in Germany in the early to mid-1970s ... however, state of the art in the 1970s The mantle field, defined as "a single anteroposterior radiation therapy field designed to treat in continuity the major lymph node-bearing areas above the diaphragm...
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