By Hans-Jürgen Schönig

Intercept difficulties and demanding situations often confronted by way of PostgreSQL database directors with the easiest troubleshooting techniques

About This Book

  • Detect and resolve functionality, indexing, and fuzzy fits difficulties and extra in a good way
  • Tune PostgreSQL databases and take away bottlenecks reminiscent of low functionality queries, failed database connections, and transaction locks that decelerate the systems
  • Hands-on consultant with invaluable troubleshooting strategies for PostgreSQL database administrators

Who This ebook Is For

If you're a database administrator searching for strategies to universal PostgreSQL difficulties, this is often the publication for you. The ebook is acceptable for individuals with intermediate expertise.

What you are going to Learn

  • Detect bottlenecks brought on by lacking indexes
  • Optimize your info constructions for optimum reminiscence footprint
  • Write greater, performance-optimized saved procedures
  • Monitor PostgreSQL in a good method and care for method corruption and filesystem issues
  • Detect replication-related difficulties and make replication extra failsafe
  • Fix lacking indexes and difficulties bobbing up out of transaction locking
  • Find sluggish queries and optimize your process for speed

In Detail

PostgreSQL is a strong, open resource, object-relational database process. PostgreSQL deals many benefits in your corporation or company over different database systems.

This ebook is your sensible consultant to realizing the complex strategies used to address advanced facts and strategies to resolve concerns that you just may well face whereas operating with PostgreSQL. we are going to commence with discussing the problems that come up on the time of constructing PostgreSQL. the next move might be to make your mind up which facts kinds may be best suited to the duty handy and optimize functionality utilizing the fitting ones.

We will know how to accommodate transaction locks, fuzzy suits, cursors, joins, and so forth. recognize the symptoms to seem for, and the way to prevent the most typical matters prior to they even take place. as well as that, particular high-level issues resembling replication and Point-In-Time-Recovery may be mentioned. the total booklet relies on PostgreSQL 9.4 and includes updated information.

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By Shahab D. Mohaghegh

This e-book describes the appliance of recent info expertise to reservoir modeling and good administration in shale. whereas covering Shale Analytics, it makes a speciality of reservoir modeling and creation administration of shale performs, considering the fact that traditional reservoir and creation modeling thoughts don't practice good during this setting. themes coated comprise instruments for research, predictive modeling and optimization of construction from shale within the presence of big multi-cluster, multi-stage hydraulic fractures. Given the truth that the physics of garage and fluid movement in shale should not well-understood and well-defined, Shale Analytics avoids making simplifying assumptions and concentrates on proof (Hard facts - box Measurements) to arrive conclusions. additionally mentioned are vital insights into knowing finishing touch practices and re-frac candidate choice and design. The flexibility and tool of the procedure is established in several real-world situations.

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By Geoffrey Barbier,Zhuo Feng,Pritam Gundecha,Huan Liu

Social media shatters the barrier to speak every time at any place for individuals of all walks of lifestyles. The publicly on hand, almost loose details in social media poses a brand new problem to shoppers who've to determine even if a section of knowledge released in social media is trustworthy. for instance, it may be obscure the motivations in the back of a press release handed from one person to a different, with no realizing the person that originated the message. also, fake info will be propagated via social media, leading to embarrassment or irreversible damages. Provenance info linked to a social media assertion may also help dispel rumors, make clear critiques, and ensure evidence. notwithstanding, provenance information approximately social media statements isn't really available to clients at the present time. at the moment, offering this information to clients calls for altering the social media infrastructure or delivering subscription providers. benefiting from social media positive factors, study during this nascent box spearheads the quest for how to supply provenance facts to social media clients, hence leveraging social media itself by way of mining it for the provenance facts. trying to find provenance info unearths an attractive challenge house requiring the improvement and alertness of latest metrics that allows you to supply significant provenance info to social media clients. This lecture stories the present study on info provenance, explores interesting study possibilities to handle urgent wishes, and indicates how information mining can permit a social media person to make knowledgeable decisions approximately statements released in social media.

Table of Contents: info Provenance in Social Media / Provenance Attributes / Provenance through community info / Provenance Data

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By Diane J. Cook,Narayanan C. Krishnan

Defines the idea of an task version realized from sensor facts and provides key algorithms that shape the middle of the field

Activity studying: studying, spotting and Predicting Human habit from Sensor Data offers an in-depth examine computational ways to task studying from sensor information. every one bankruptcy is built to supply useful, step by step info on the right way to learn and strategy sensor info. The ebook discusses options for job studying that come with the following:

  • Discovering job styles that emerge from behavior-based sensor data
  • Recognizing occurrences of predefined or found actions in genuine time
  • Predicting the occurrences of activities

The strategies coated will be utilized to various fields, together with safety, telecommunications, healthcare, clever grids, and residential automation. an internet significant other website allows readers to test with the thoughts defined within the booklet, and to evolve or improve the options for his or her personal use.

With an emphasis on computational ways, Activity studying: learning, spotting, and Predicting Human habit from Sensor Data presents graduate scholars and researchers with an algorithmic viewpoint to job learning.

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By Tomasa Calvo Sánchez,Joan Torrens Sastre

This ebook bargains a well timed file on key
theories and functions of soft-computing. Written in honour of Professor
Gaspar Mayor on his seventieth birthday, it essentially makes a speciality of components with regards to his
research, together with fuzzy binary operators, aggregation functions,
multi-distances, and fuzzy consensus/decision types. It additionally discusses a
number of attention-grabbing purposes similar to the implementation of fuzzy
mathematical morphology in accordance with Mayor-Torrens t-norms. Importantly, the
different chapters, authored through best specialists, current novel effects and
offer new views on varied points of Mayor’s examine. The ebook also
includes an outline of evolutionary fuzzy structures, a subject matter that isn't one in all Mayor’s major components of curiosity, and a last chapter
written via the Spanish pioneer in fuzzy
logic, Professor E. Trillas. computing device and determination scientists, knowledge
engineers and mathematicians alike will locate right here an authoritative assessment of
key soft-computing ideas and techniques.

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By Balzer

Der Autor gibt eine umfassende Übersicht der Konzepte für caliber of carrier (QoS) und caliber of expertise im Mobilkommunikationsbereich, additionally die vom Endkunden wahrgenommene Qualität entsprechender Dienste und Funktionen, die Definition der Messgrößen und die praktische Umsetzung. Da Mobilfunk, insbesondere das cellular web, nicht nur einer der dynamischsten Technologiebereiche überhaupt, sondern auch Grundlage und zentrales point vieler Geschäftsmodelle in anderen Wachstumsbereichen ist, kommt diesem eine besondere Bedeutung zu. Erfolgsentscheidend ist, das Zusammenwirken von technischen Kenngrößen, Qualitätswahrnehmung und Kundenzufriedenheit zu verstehen und auf dieser foundation Investitionen optimum einzusetzen. Hierzu bietet das Buch wertvolle, praxisrelevante Orientierung.

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By Daniel Beysens,Luigi Carotenuto,Jack J.W.A. van Loon,Martin Zell

For many years experiments performed on house stations like MIR and the ISS were accumulating information in lots of fields of study within the average sciences, medication and engineering. The EU-sponsored Ulisse web Portal presents metadata from house experiments of all types and hyperlinks to the information. Complementary to the portal, this e-book will function instruction manual directory house experiments by means of kind of infrastructure, sector of analysis within the existence and actual sciences, info style, what their venture was once, what sort of info they've got accrued and the way you possibly can entry this knowledge via Ulisse for extra research.

The ebook will supply an summary of the wealth of house scan info that may be used for examine, and may motivate lecturers (e.g. these searching for themes for his or her PhD thesis) and study departments in businesses for his or her persevered development.

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By Tabatha Farney,Nina McHale

Are you getting your money’s worthy out of Google Analytics? making an investment time in customizing your settings in Google Analytics is helping you get the main out of the specified information it deals, fairly in case your library’s net presence spans a number of systems. during this factor of "Library know-how Reports," skilled running shoes Farney and McHale aspect you to the high-payoff priorities, with particular suggestion on such subject matters as

the best way to enforce Google Analytics in universal content material administration platforms, OPACs, discovery layers, and institutional repositories
Cross-domain monitoring, together with assistance on while and the way to mix or separate info throughout a number of domain names or subdomains
picking your website’s objective and utilizing target experiences to degree results
utilizing filters to exclude task through library employees out of your data
utilizing occasion monitoring to get info on use of PDFs, video participant widgets, and different non-HTML objects

Sample easy-to-implement HTML code is integrated during this factor, making it much more valuable.

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By Hasso Plattner

Recent achievements in and software program improvement, resembling multi-core CPUs and DRAM capacities of a number of terabytes in line with server, enabled the advent of a progressive expertise: in-memory information administration. This expertise helps the versatile and intensely speedy research of big quantities of company info. Professor Hasso Plattner and his study team on the Hasso Plattner Institute in Potsdam, Germany, were investigating and instructing the corresponding innovations and their adoption within the software program for years.

This e-book is predicated on an internet path that was once first introduced in autumn 2012 with greater than 13,000 enrolled scholars and marked the winning start line of the openHPI e-learning platform. The direction is especially designed for college students of desktop technological know-how, software program engineering, and IT comparable topics, yet addresses company specialists, software program builders, expertise specialists, and IT analysts alike. Plattner and his workforce concentrate on exploring the internal mechanics of a column-oriented dictionary-encoded in-memory database. lined subject matters comprise - among others - actual info garage and entry, uncomplicated database operators, compression mechanisms, and parallel sign up for algorithms. past that, implications for destiny firm functions and their improvement are mentioned. step-by-step, readers will comprehend the unconventional transformations and benefits of the recent know-how over conventional row-oriented, disk-based databases.

In this thoroughly revised 2nd variation, we contain the suggestions of hundreds of thousands in fact individuals on openHPI and bear in mind most recent developments in tough- and software program. enhanced figures, factors, and examples additional ease the knowledge of the strategies offered. We introduce complicated facts administration suggestions reminiscent of obvious mixture caches and supply new showcases that exhibit the opportunity of in-memory databases for 2 varied industries: retail and existence sciences.

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By Harjit Singh

To deal with initiatives, you need to not just regulate schedules and prices: you want to additionally deal with turning out to be operational uncertainty. Today’s strong analytics instruments and techniques can assist do all of this way more effectively. In undertaking administration Analytics , Harjit Singh indicates tips to carry higher evidence-based readability and rationality to all of your key judgements through the complete venture lifecycle.


Singh identifies the elements and features of a very good undertaking selection and indicates the way to enhance judgements through the use of predictive, prescriptive, statistical, and different equipment. You’ll how you can mitigate dangers by means of making a choice on significant old styles and tendencies; optimize allocation and use of scarce assets inside venture constraints; automate data-driven decision-making procedures in line with large info units; and successfully deal with a number of interrelated determination criteria.


Singh additionally is helping you combine analytics into the venture administration equipment you already use, combining today’s most sensible analytical ideas with confirmed methods akin to PMI PMBOK® and Lean Six Sigma.


Project managers can now not depend upon obscure impressions or seat-of-the-pants instinct. thankfully, you don’t need to. With Project administration Analytics , you should use evidence, facts, and knowledge—and get much better results.

Achieve effective, trustworthy, constant, and fact-based undertaking decision-making
Systematically deliver information and goal research to key undertaking decisions

Avoid “garbage in, rubbish out”
Properly gather, shop, examine, and interpret your project-related data

Optimize multi-criteria judgements in huge team environments
Use the Analytic Hierarchy strategy (AHP) to enhance advanced real-world decisions

Streamline tasks how you streamline different enterprise processes
Leverage data-driven Lean Six Sigma to control tasks extra effectively

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