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Algorithms and Data Structures for External Memory
Apr 24, 2008 ... Data sets in large applications are often too massive to fit completely inside ... and analysis of external memory (or EM) algorithms and data structures, where the goal is to ..... processed for efficient query processing, or dynamic, where .... Bootstrapping. 12. Buffer trees. 11.4. B-trees. 11, 12. Compression.
[ Vit.IO_book.pdf - Read/Download File

External-Memory Algorithms for Processing Line Segments in
external storage is the bottleneck in many large-scale applications. The signif- ... cations such as market analysis, utility facilities distribution, and mineral ex- ..... Buffer trees are data structures that can support the processing of a batch of N.
[ linegisesa95.pdf - Read/Download File

Implementing I/O-Efficient Data Structures Using TPIE - Madalgo
lot of practical and often heuristic I/O-efficient algorithms and data structures in ad - hoc models ... tion 5 contains a case study on the implementation of the K-D-B- tree [18] along with ... The most common external memory storage device is the magnetic ... cache, and if necessary, a block from the buffer cache is written to disk.
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Comparing Hierarchical Data in External Memory - VLDB Endowment
We present an external-memory algorithm for computing a ... differencing of data has applications in version con- ... plication, consider the process used to merge two divergent ... of buffer space required in RAM. .... memory algorithm for our tree comparison problem. ...... forms the basis of the widely used diff utility [MM85] .).
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B Trees
disk rather than a few bytes, a node of the B-tree is expanded to hold more than two ... Most application software deal with data. ... structures cannot be directly implemented as external-memory index ... The buffer pool is full and one page needs to be switched out of buffer. .... FIGURE 15.2: Query processing in a B-tree.
[ dshandbook_BTree.pdf - Read/Download File

External-Memory Algorithms for Processing Line - CiteSeerX
external storage is the bottleneck in many large-scale applications. The signif- ... cations such as market analysis, utility facilities distribution, and mineral ex- .... the buffer tree data structure of [4], and the deterministic distribution methods.
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Data Stream Presentation for CSG712 - Northeastern University
First-generation data stream management system. ... monitoring applications. ... Three kinds of queries: continuous queries(real-time processing), ... QoS graphs specify the utility of the output in terms of ... external memory ... Like traditional DBMS: use B-Tree ... ASM maintains a buffer pool at start-up for queue storage.
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LEDA-SM: External Memory Algorithms and Data - SciDok
memory data structures for external memory priority queues and new .... The application part of the library consists of a collection of ... heaps, k–ary heaps, buffer trees and B-trees. ..... and vice versa) and process data in main memory. ..... Additional functionality is often provided such as backup and recovery utilities for.
[ AndreasCrauser_ProfDrKurtMehlhorn.pdf - Read/Download File

Implementing I/O-Efficient Data Structures Using TPIE - Swarthmore
structures have been implemented in the second phase, including B-trees [12], persistent ... The most common external memory storage device is the magnetic disk. ... cache, and if necessary, a block from the buffer cache is written to disk. ... be viewed as a continuous process in which data is fed in streams from an outside ...
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A Functional Approach to External Graph Algorithms
important practical consideration for applications that may take hours to run. ... main memory limits, recent attention has focused on algorithms that process data in external storage ... extension to external memory, because of the lack of locality in graph data. ..... Kumar and Schwabe [26] introduce a variant of the buffer tree,.
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Practical Suffix Tree Construction - Pages
these emerging database applications. Suffix trees are ... query, once the suffix tree is built on the database string. Suffix trees can also ... on-disk suffix tree construction, the process may take well over a day for a ... called PWOTD, and a sophisticated buffer manage- ... PRAM, and various other external memory models [12].
[ stc.pdf - Read/Download File

storage and aggregation for fast analytics systems - smartech.gatech
During our meetings, he brought perspective in terms of the utility of an idea, when. I would be ..... VI EXTERNAL, LAZY AGGREGATION USING THE WB TREE 80 .... 25 Effects of tree fan-out and buffer size on CBT performance and memory ..... using memory-based processing for low latency for data center applications.
[ AMUR-DISSERTATION-2013.pdf - Read/Download File

Query Processing Techniques for Solid State Drives - MIT
Jun 29, 2009 ... Because of their potential to speed up applications, as well as their ... instead is on investigating query processing techniques that ... memory data or to the output of scan or join operators and .... of 4KB to maximize B-tree utility per I/O time. ... configurations of databases systems and design a buffer man-.
[ SSD_sigmod09.pdf - Read/Download File

Big Wins with Small Application-aware Caches - Carnegie Mellon
as operating system page caches and database buffer caches, are ... text of a system named the tree cache, to reduce query latency to large octree datasets by  ...
[ tc-sc04.pdf - Read/Download File

AlphaSort: A Cache-Sensitive Parallel External Sort - Microsoft
AlphaSort is a cache-sensitive memory-intensive sort algorithm. We argue that modern ... commits to measure on-line transaction processing performance ( OLTP). This ... system to pump data through a user application. Sort: a .... emerging from the tree are used to copy records from input buffers to output buffers. Records ...
[ AlphaSortSigmod.pdf - Read/Download File

Clock Tree Design Considerations - Silicon Labs
extends to the board-level clock tree that provides reference timing for the system . ... some applications, FPGA/ASICs have multiple time domains for the data path, control ... external reference (source-synchronous application), or when a ... sacrifice some jitter performance in comparison to clock buffer + XO clock trees.
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Oracle® GoldenGate c-tree Installation and Setup Guide 11g
Nov 1, 2011 ... use in any inherently dangerous applications, including applications which .... Configuring the size of the transaction buffer. ... Oracle GoldenGate Programs and Utilities. ... The amount of memory that is required for Oracle GoldenGate .... target, the Replicat process delivers the data to the c-tree replication ...
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PEXTA - IEEE Computer Society
the memory resident global array and its secondary storage counterpart ... needed utilities to access data on disk but modelled as arrays, ... some data processing applications require incremental tiling ..... layout in a process's buffer and the elementary datatype, ... the O2-Tree, are stored on disk as the principal- array file,.
[ 06702688.pdf - Read/Download File

How Flash Memory Changes the DBMS1 World - Hans Olav's
Apr 22, 2008 ... critical data applications in case of system or power failure. ... a smaller buffer and disk as permanent storage of large data volumes as well as stable .... devices or host systems adopt a process called wear leveling to evenly distribute ..... shows utility vs. time for B-tree nodes on disk and on flash memory.
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QorIQ LS2080A Processor Product Brief - NXP
management utilities, the available toolkits allow for both ... data path acceleration logic and network and peripheral bus .... The chip is well-suited for applications that are highly compute-intensive, ..... Acts as a data buffer for normal operation ... data from serial flash to external or internal memory following straightforward ...
[ LS2080APB.pdf?fasp=1&WT_TYPE=Product Briefs&WT_VENDOR=FREESCALE&WT_FILE_FORMAT=pdf&WT_ASSET=Documentation&fileExt=.pdf - Read/Download File

String algorithms and data structures
String data is ubiquitous, common-place applications are digital libraries and ... ( e.g. book/author/firstname/) and replacing tree navigational operations with .... the external (mechanical) disk, we adopt the external memory model proposed .... results and a novel randomized algorithm which may have practical utility and.
[ 0801.2378v1.pdf - Read/Download File

Search-Optimized Suffix-Tree Storage for Biological Applications
sibility of enhancing the search efficiency of disk-resident suffix-trees through ... quence processing in database engines. ... That is, it is often straightforward to host the sequence data in main memory, ..... of the total index size, was used and managed using TOP-Q [5], a buffering .... Blocking for External Graph Searching.
[ 11602569_8.pdf - Read/Download File

Comparing Hierarchical Data in External Memory - Computer Science
differencing of data has applications in version con- ... plication, consider the process used to merge two divergent versions of ... When data resides in external memory, the number ... of buffer space required in RAM. .... Hierarchical data is naturally modeled by trees. ...... forms the basis of the widely used diff utility [ MM85].).
[ xdiff.pdf - Read/Download File

DI-MMAP—a scalable memory-map runtime for out-of-core data
applications process large external data sets and often re- quire very ... core computation because buffering and data movement are implicitly ..... taxonomy tree of organisms. .... These varied usage patterns allowed us to evaluate the utility.
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Virtex-5 Family Overview - Xilinx
Aug 21, 2015 ... ... SXT, TXT, and FXT. −. Virtex-5 LX: High-performance general logic applications ... buffering, frequency synthesis, and clock phase shifting. −.
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OS X El Capitan - Apple
The I/O Kit links the loaded drivers into the kernel, using the device tree to ... virtual memory swap files on disk, improving the power efficiency of your Mac. ... The rate at which an application can read or write data from a device is .... up, you should see a desktop with an OS X menu bar and an OS X Utilities application.
[ osx_elcapitan_core_technologies_overview.pdf - Read/Download File

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