gf parallel resource grammars and russian
Human Resource Portals and the Protean Career A Three-Factor Model
Ngày tải lên :
24/10/2013, 08:20
... salary
increases, titles, security, and promotions for increased leisure time and
expanded lifestyle options (Robbins, 2003). This generation has values that do
Human Resource Portals and the Protean Career ... opportunities and postings, handling
payroll deductions, participating in retirement planning, changing records such
as marital status or address, and having access to company policies and
procedures. ... change-of-address forms and completing benefits enroll-
ment, in the hands of employees, Web-based human resource self-service
dramatically reduces the amount of time that human resource staffers spend...
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Tài liệu Oracle8i Parallel Server: Concepts and Administration pptx
Ngày tải lên :
17/01/2014, 09:20
... owners.
What Is Parallel Processing?
Parallel Processing and Parallel Databases 1-5
■ Nodes usually share resources, such as data, disks, and other devices
Parallel Processing for SMPs and MPPs
Parallel ... Is Parallel Processing?
Parallel Processing and Parallel Databases 1-3
Figure 1–2 Parallel Processing: Executing Component Tasks in Parallel
These figures contrast sequential processing with parallel ... system.
Volume _Parallel is the transaction volume processed in a given amount of
time on a parallel system.
Scaleup =
Volume _Parallel
Volume_Original
Parallel Processing and Parallel Databases 1-1
1
Parallel...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P1 pdf
Ngày tải lên :
21/01/2014, 18:20
... Introduction
Pipeline
Parallelism
Intraoperation Parallelism
(Parallel join)
Intraoperation Parallelism
(Parallel join)
Intraoperation Parallelism
(Parallel join)
Join
1
Table 1
Mixed Parallelism
Table ... Introduction
Without an understanding of the kinds of parallel technology and parallel
machines that are available for parallel database processing, our introductory
discussion on parallel databases will ... 10
1.4. Forms of Parallelism 12
1.4.1. Interquery Parallelism 13
1.4.2. Intraquery Parallelism 14
1.4.3. Intraoperation Parallelism 15
1.4.4. Interoperation Parallelism 15
1.4.5. Mixed Parallelism—A...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P2 docx
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21/01/2014, 18:20
... watermark.
78 Chapter 4 Parallel Sort and GroupBy
followed by parallelism of GroupBy queries in Section 4.4. The analytical models
for the sorting and GroupBy are given in Sections 4.5 and 4.6, respectively.
4.1 ... local
searching method for parallel search algorithms.
It can be deduced from the local searching method above that parallelism in
the search algorithm is based on data parallelism, whereby parallelism is ... up and scale up.
1.4. Outline the main differences between transaction scale up and data scale up.
1.5. Describe the relationship between the following:
ž
Interquery parallelism
ž
Intraquery parallelism
1.6....
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P3 docx
Ngày tải lên :
21/01/2014, 18:20
... methods. Yamane and Take
(1987) and Zhao et al. (2000) proposed a parallel partition sort. Lorie and Young
(VLDB 1999) concentrated on the communication costs of parallel sorting, whereas
Lo and Huang ... watermark.
102 Chapter 4 Parallel Sort and GroupBy
merge-sort costs in parallel redistribution binary-merge sort are the same as those
in parallel merge-all sort.
The pipeline merging costs in parallel redistribution ... similar to those of parallel merge-all sort,
except for one main difference, that is, here we use R
i
and jR
i
j, not R and jRj in
parallel merge-all sort. The reason is simple—in parallel redistribution...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P4 pptx
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21/01/2014, 18:20
... the join
query result and the product of the two tables R and S. For example, if there are
100 and 200 records from table R and table S, respectively, and the join between
R and S produces 50 records, ... parallel join with set operators and aggregates. Liang and Orlowska
(1996) focused on parallel multidimensional aggregates, whereas Hassan and
Bamha (2006) later proposed parallel group-by-join queries ... between equations 6.7 and 6.12 in terms of the selectivity
ratio σ
R
in equation 6.7 and σ
R1
in equation 6.12.
6.7. Explain the similarity and difference between equations 6.7 and 6.8. Illustrate...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P5 pptx
Ngày tải lên :
21/01/2014, 18:20
... of each parallel
indexing structure in the context of parallel search and join query processing.
7.7.1 Comparative Analysis of Parallel Search Index
In this section, parallel one-index and multi-index ... queries, parallel algorithms for each of
these collection join queries are studied, particularly:
ž
Parallel collection-equi join algorithms,
ž
Parallel collection-intersect join algorithms, and
ž
Parallel ... (e.g., parallel hash join) is applied instead.
7.7 COMPARATIVE ANALYSIS
As there are different kinds of parallel indexing structures and consequently vari-
ous parallel algorithms for search and...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P6 doc
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21/01/2014, 18:20
... query processing and optimization. The tasks of
parallel query optimization can be divided into two major areas, parallel query opti-
mization and parallel query execution. Parallel query optimization ... hash collection-intersect join algorithm
ž
Parallel sort-hash algorithm, and
ž
Parallel hash algorithm
The main difference between parallel subcollection and collection-intersect
algorithms is, ... with parallel query execution, focusing on effi-
cient formulation of parallel algorithms of each query operation. This chapter, on
the other hand, concentrates on parallel query optimization, and...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P7 ppt
Ngày tải lên :
21/01/2014, 18:20
... to
both autonomous and heterogeneous computing and data resources.
Advanced scientific and business applications are data intensive. These applica-
tions are collaborative in nature, and data is collected ... ST
12
. Since both transactions need to access DB
2
and DB
3
, the subtransactions
would be (ST
12
and ST
13
)and( ST
22
and ST
23
)forT
1
and T
2
, respectively.
Data access must be synchronized ... systems. Machado and Collet (DASFAA 1997) described a parallel execu-
tion model for database transactions, and Wang et al. (Parallel Computing 1997)
focused on concurrency control in parallel transaction...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P8 pptx
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21/01/2014, 18:20
... enters in wait
state and holds all the resources, computing, and data, until the global decision
is received, Grid-ACP releases all resources after sending the local decision and
enters into a “sleep” ... subtransaction enters into the “sleep” state, all computing and data resources
can be released. All sites are autonomous and thus cannot hold resources for any
external process.
If any of the other ... protocol, and
explain how it solves the concurrency issues in the Grid.
11.5. Compare and contrast the difference between GCC and any other concurrency control
protocols (e.g., distributed databases and...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P9 pdf
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21/01/2014, 18:20
... studies the parallelization of OLAP queries. We have looked at the
multidimensional analysis framework and introduced heuristics for parallelizing
slicing and dicing operations. Formulae and bounds ... chapters on parallel data mining (Chapters 16 and 17) is twofold:
High-Performance Parallel Database Processing and Grid Databases,
by David Taniar, Clement Leung, Wenny Rahayu, and Sushant Goel
Copyright ... optimized and
parallelized. In Section 15.2, we examine ROLLUP queries, while CUBE queries
are examined in Section 15.3. The parallelization of Top-N and ranking queries are
covered in Section 15.4, and...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P10 pptx
Ngày tải lên :
21/01/2014, 18:20
... data parallelism and result paral-
lelism in parallel clustering.
Data Parallelism Parallel
k
-Means
Like count distribution in parallel association rules and parallel sequential patterns,
data parallelism ... a query), intra-
operation parallelism (partitioned parallelism or data parallelism), interoperation
parallelism (pipelined parallelism and independent parallelism), and mixed paral-
lelism. In ... pattern
discovery, association rules and sequential patterns.
Parallelism for data mining techniques, including data parallelism and result
parallelism, was introduced. These two parallelism methods are also...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P11 doc
Ngày tải lên :
26/01/2014, 15:20
... subqueries
execution scheduling and parallel subqueries execution scheduling, whereas for
parallel data mining, this chapter introduces data parallelism and result paral-
lelism. A parallel decision tree ... J., and Seshadri, P., “Leveraging Non-Uniform Resources for
Parallel Query Processing”, Proceedings of Cluster Computing and the Grid (CCGRID),
2003.
Miranda, B., Lima, A.A.B., Valduriez, P., and ... whereas result parallelism is identical to parallel subqueries execution
scheduling. Both data parallelism and result parallelism for a decision tree are
described below.
Data Parallelism for...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P12 ppt
Ngày tải lên :
26/01/2014, 15:20
... Talia, D., and Trunfio, P., Parallel and Grid-Based Data Mining - Algo-
rithms, Models and Systems for High-Performance KDD”, Proceedings of the Data
Mining and Knowledge Discovery Handbook, pp. ... 129
divide and broadcast, 128
local join, 130
parallel binary-merge sort, 100
parallel merge-all sort, 98–99
parallel partitioned sort, 104
parallel redistribution binary-merge sort, 102
parallel ... 152
selectivity, 152
parallel binary-merge sort, 100–101
parallel groupby, 104–108
parallel merge-all sort, 98–100
parallel partitioned sort, 103–104
parallel redistribution binary-merge sort,
101–102
parallel...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P13 doc
Ngày tải lên :
26/01/2014, 15:20
... Hambrusch, S.E., and Rau-Chaplin, A., “Parallelizing the Data Cube”,
Distributed and Parallel Databases, 11(2):181–201, 2002.
Dehne, F., Eavis, T., Hambrusch, S.E., and Rau-Chaplin, A., “Parallelizing ... 152
selectivity, 152
parallel binary-merge sort, 100–101
parallel groupby, 104–108
parallel merge-all sort, 98–100
parallel partitioned sort, 103–104
parallel redistribution binary-merge sort,
101–102
parallel ... 129
divide and broadcast, 128
local join, 130
parallel binary-merge sort, 100
parallel merge-all sort, 98–99
parallel partitioned sort, 104
parallel redistribution binary-merge sort, 102
parallel...
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- environmental and natural resource management
- capacity building in applied natural resource management economics and economic policy
- a resource for reading and words
- naive and formal grammars in an intelligent tutor
- an aspect of tree adjoining grammars tag and a comparison of some formal properties of tags
- parallel multiple contextfree grammars
- word and sentencealigned parallel corpora
- adaptor grammars and learning topical collocations
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