Добавить в избранное
 
 
Сортировать статьи по: дате | популярности | посещаемости | комментариям | алфавиту
Автор: Next от 6-06-2016, 13:07
NumPy is an extension of Python, which provides highly optimized arrays and numerical operations. NumPy replaces a lot of the functionality of Matlab and Mathematica specifically vectorized operations, but in contrast to those products is free and open source. In today’s world of science and technology, it is all about speed and flexibility. This book will teach you about NumPy, a leading scientific computing library. This book enables you to write readable, efficient, and fast code, which is closely associated to the language of mathematics. Save thousands of dollars on expensive software, while keeping all the flexibility and power of your favorite programming language. You will learn about installing and using NumPy and related concepts. At the end of the book we will explore related scientific computing projects. This book will give you a solid foundation in NumPy arrays and universal functions. Learning NumPy Array will help you be productive with NumPy and write clean and fast
Автор: Next от 6-06-2016, 13:06
PostGIS is one of the world’s leading spatial databases, created as a geographic extension for PostgreSQL. With it, users are able to manipulate and visualize spatial data incredibly effectively and efficiently. PostGIS Essentials introduces you to the fundamentals of PostGIS, giving you easy access to one of the most popular and powerful spatial databases available today. You will begin by learning how to install and successfully set up PostGIS before covering how to create your first spatial database. The book will then help you to develop your skills further as you will learn how to insert GIS objects as well as how to select and filter GIS queries with clear and practical information. You will then learn how to display GIS data graphically and create effective visualizations. The book concludes with tips, tricks, and techniques to help you optimize PostGIS and improve the performance of your database.
Автор: Next от 6-06-2016, 13:05
SQL Server 2008 Administration isn’t a standard SQL Server tutorial-there are dozens of those to choose from. Instead, this book breaks down the role of “SQL Server Administrator” into its key focus areas and tasks and details the techniques and best practices that make an administrator effective. In this book, a reader can quickly identify a task and find the best practice associated with it. For example, a reader looking for information about indexing would find step-by-step procedures for identifying and dropping unused indexes, creating missing indexes, selecting the appropriate clustered index, and so forth. Each technique is presented in a clear, straightforward style and in the order of the typical lifecycle of a SQL Server system. This allows a reader to easily open the book at the appropriate page and focus on what you need to know for each specific situation. While most techniques will work for all versions of SQL Server, this book is current for the recent final release
Автор: Next от 6-06-2016, 13:03
ArcGIS is an industry standard for geospatial development and management. A geodatabase is the database used to store and manage the spatial data. Learning ArcGIS Geodatabases offers a comprehensive working and practical experience for readers who are interested in knowing about ArcGIS. The initial chapters guide you through authoring geodatabases and creating a geodatabase schema and datasets. Then, the book focuses extensively on modeling and optimizing geodatabases. Finally, you will be able to work comfortably with datasets, annotations, and relationship classes, making it easier to migrate from a legacy database to an ArcGIS geodatabase.
Автор: Next от 6-06-2016, 13:02
Business Intelligence with SQL Server Reporting Services helps you deliver business intelligence with panache. Harness the power of the Reporting Services toolkit to combine charts, gauges, sparklines, indicators, and maps into compelling dashboards and scorecards. Create compelling visualizations that seize your audience’s attention and help business users identify and react swiftly to changing business conditions. Best of all, you’ll do all these things by creating new value from software that is already installed and paid for – SQL Server and the included SQL Server Reporting Services. Businesses run on numbers, and good business intelligence systems make the critical numbers immediately and conveniently accessible. Business users want access to key performance indicators in the office, at the beach, and while riding the subway home after a day’s work. Business Intelligence with SQL Server Reporting Services helps you meet these need for anywhere/anytime access by including
Автор: Next от 6-06-2016, 13:00
Designing and maintaining a huge amount of data in production is not an easy task. Understanding how solutions work, what kind of differences exist between them, and how to get them working is necessary before designing a solution for production. MariaDB High Performance will help you avoid mistakes, bad designs, and wrong strategic choices. This book will throw light on important and crucial subjects such as which hardware should be used in which situation and what the bottlenecks generally are. You will get acquainted with the latest addition to the MariaDB family, known as Spider, and you will get to know how data sharding is carried out across several MariaDB servers using Spider.
Автор: Next от 6-06-2016, 12:59
MariaDB is a community-driven fork of MySQL, and is a relational DBMS that can be used to build reliable, high-performance database servers. MariaDB combines MySQL characteristics such as replication, backup and disaster recovery, transactions and locks, and also includes important improvements to the performance, stability, security, and monitoring capabilities. Mastering MariaDBstarts with an overview of the basic features and mechanisms, which includes diagnosing and solving real-life problems such as data corruption, poorly performing queries, and deadlocks. You will learn how to improve the performance of a server by identifying slow queries, and how to choose and set up a proper backup plan and recover data when disasters occur. You will learn how to share your data through several servers using replication. By the end of this book, you will be able to configure MariaDB servers, diagnose as well as troubleshoot common transactional problems, and execute database maintenance.
Автор: Next от 6-06-2016, 12:57
Pro SQL Server Wait Statistics is a practical guide for analyzing and troubleshooting SQL Server performance using wait statistics. Whether you are new to wait statistics, or already familiar with them, this book will help you gain a deeper understanding of how wait statistics are generated and what they can mean for your SQL Server’s performance. Besides the most common wait types, Pro SQL Server Wait Statistics goes further into the more complex and performance threatening wait types. The different wait types are categorized by their area of impact, and include CPU, IO, Lock, and many more different wait type categories. Filled with clear examples, Pro SQL Server Wait Statistics helps you gain practical knowledge of why and how specific wait times increase or decrease, and how they impact your SQL Server’s performance
Автор: Next от 6-06-2016, 12:56
If you have always wanted to crunch billions of rows of raw data on Hadoop in a couple of seconds, then Cloudera Impala is the number one choice for you. Cloudera Impala provides fast, interactive SQL queries directly on your Apache Hadoop data stored in HDFS or HBase. In addition to using the same unified storage platform, Impala also uses the same metadata, SQL syntax (Hive SQL), ODBC driver, and user interface (Hue Beeswax) as Apache Hive. This provides a familiar and unified platform for batch-oriented or real-time queries. In this practical, example-oriented book, you will learn everything you need to know about Cloudera Impala so that you can get started on your very own project. The book covers everything about Cloudera Impala from installation, administration, and query processing, all the way to connectivity with other third party applications. With this book in your hand, you will find yourself empowered to play with your data in Hadoop. As a reader of this book, you will
Автор: Next от 6-06-2016, 12:53
Reports are documents that present focused, salient content to a specific audience. Crystal Reports is a business intelligence application that will help you design and generate reports from a wide range of data sources. It helps you summarize a good deal of information in a visually appealing manner. “Reporting with Visual Studio and Crystal Reports” is a practical, hands-on guide that will provide you with a number of clear, step-by-step exercises, and help you take advantage of the real power of Crystal Reports. This book will not only help you create effective reports, but also teach you how to create a reporting application. “Reporting with Visual Studio and Crystal Reports” will guide you through the installation of Crystal Reports and Visual Studio. As you progress from one chapter to the next, you will gradually build a reporting application. You will also learn how to select the right data, and enhance your report by grouping and sorting data. This book will also help you
Автор: Next от 6-06-2016, 12:52
SQL Server T-SQL Recipes is an example-based guide to the Transact-SQL language that is at the core of SQL Server. This edition has been lightly updated for SQL Server 2014 and provides ready-to-implement solutions to common programming and database administration tasks. Learn to create databases, create in-memory tables and stored procedures, insert and update data, generate reports, secure your data, and more. Tasks and their solutions are broken down into a problem/solution format that is quick and easy to read so that you can get the job done fast when the pressure is on. Solutions in this book are divided into chapters by problem domain. Each chapter is a collection of solutions around a single facet of the language such as writing queries, managing indexes, error handling, and query performance. Each solution is presented code-first, giving you a working code example to copy from and implement immediately in your own environment. Following each example is an in-depth
Автор: Next от 6-06-2016, 12:50
This book is a deep dive into perhaps the single-most important facet of good performance: indexes, and how to best use them. The book begins in the shallow waters with explanations of the types of indexes and how they are stored in databases. Moving deeper into the topic, and further into the book, you will look at the statistics that are accumulated both by indexes and on indexes. You’ll better understand what indexes are doing in the database and what can be done to mitigate and improve their effect on performance. The final destination is a guided tour through a number of real life scenarios showing approaches you can take to investigate, mitigate, and improve the performance of your database. Defines the types of indexes and their implementation options Provides use cases and common patterns in applying indexing Describes and explain the index metadata and statistics Provides a framework of strategies and approaches for indexing databases
Автор: Next от 6-06-2016, 12:49
Introducing SQL Server is a fast and easy introduction to SQL Server and the world of relational databases. You’ll learn how databases work and how to use the T-SQL language by practicing on one of the most widely-used and powerful database engines in the corporate world: Microsoft SQL Server. Do you quake at the sight of a SELECT statement? Start to shiver when people start talking about tables and rows? Fear not, Introducing SQL Server is here to rescue you. The book focuses on the knowledge and skills needed to begin your journey toward becoming a solid and competent SQL Server professional and database programmer. You’ll learn the core concepts of SQL Server, from installing the software to executing and profiling queries. Introducing SQL Server is aimed at SQL Server newcomers as well as at those wanting to improve their database skills. You’ll put a comprehensive database together as you work through the book. You will create tables and learn to use constraints; create
Автор: Next от 6-06-2016, 12:48
Foundations of SQL Server 2008 R2 Business Intelligence introduces the entire exciting gamut of business intelligence tools included with SQL Server 2008. Microsoft has designed SQL Server 2008 to be more than just a database. It’s a complete business intelligence (BI) platform. The database is at its core, and surrounding the core are tools for data mining, modeling, reporting, analyzing, charting, and integration with other enterprise-level software packages. SQL Server 2008 puts an incredible amount of BI functionality at your disposal. But how do you take advantage of it? That’s what this book is all about. Authors Guy Fouché and Lynn Langit show how to implement end-to-end BI solutions using SQL Server Analysis Services (SSAS), SQL Server Integration Services (SSIS), SQL Server Reporting Services (SSRS), and other tools in the Microsoft business intelligence toolkit. You’ll learn about all-features such as PowerPivot and Report Builder 3.0. Also provided are clear examples
Автор: Next от 6-06-2016, 12:47
The Definitive Guide to Microsoft SQL Server 2012 Reporting Services Create, deploy, and manage business intelligence reports using the expert tips and best practices in this hands-on resource. Written by a member of the original Reporting Services development team, Microsoft SQL Server 2012 Reporting Services, Fourth Edition covers the complete process of building and distributing reports and explains how to maximize all of the powerful, integrated SSRS capabilities, including the new and enhanced features. A detailed case study and sample reports are included in this practical reference. Plan for, install, configure, and customize SQL Server 2012 Reporting Services Retrieve data with SELECT queries Generate reports from the Report Wizard and from scratch Enhance your reports with charts, images, gauges, and maps Add value to reports through summarizing, totaling, and interactivity Build reusable report templates Embed Visual Basic, .NET functions and
Автор: Next от 6-06-2016, 12:29
As Microsoft’s bestselling database manager, SQL Server is highly flexible and customizable, and has excellent support—the 2008 version offers several significant new capabilities. This book offers accurate and expert coverage on the updates to SQL Server 2008 such as its enhanced security; the ability to encrypt an entire database, data files, and log files without the need for application changes; a scalable infrastructure that can manage reports and analysis of any size and complexity; and its extensive performance data collection.
Автор: Next от 6-06-2016, 12:27
PostgreSQL is one of the most powerful and easy to use database management systems. It has strong support from the community and is being actively developed with a new release every year. PostgreSQL supports the most advanced features included in SQL standards. Also it provides NoSQL capabilities, and very rich data types and extensions. All that makes PostgreSQL a very attractive solution in various kinds of software systems. The book starts with the introduction of relational databases with PostegreSQL. It then moves on to covering data definition language (DDL) with emphasis on PostgreSQL and common DDL commands supported by ANSI SQL. You will then learn the data manipulation language (DML), and advanced topics like locking and multi version concurrency control (MVCC). This will give you a very robust background to tune and troubleshoot your application. The book then covers the implementation of data models in the database such as creating tables, setting up integrity
Автор: Next от 6-06-2016, 12:25
Uncover the secrets of SQL and start building better relational databases today! This fun and friendly guide will help you demystify database management systems so you can create more powerful databases and access information with ease. Updated for the latest SQL functionality, SQL For Dummies, 8th Editioncovers the core SQL language and shows you how to use SQL to structure a DBMS, implement a database design, secure your data, and retrieve information when you need it. Includes new enhancements of SQL:2011, including temporal data functionality which allows you to set valid times for transactions to occur and helps prevent database corruption Covers creating, accessing, manipulating, maintaining, and storing information in relational database management systems like Access, Oracle, SQL Server, and MySQL Provides tips for keeping your data safe from theft, accidental or malicious corruption, or loss due to equipment failures and advice on eliminating errors in your work
Автор: Next от 6-06-2016, 12:23
Design Databases with Oracle SQL Developer Data Modeler In this practical guide, Oracle ACE Director Heli Helskyaho explains the process of database design using Oracle SQL Developer Data Modeler―the powerful, free tool that flawlessly supports Oracle and other database environments, including Microsoft SQL Server and IBM DB2. Oracle SQL Developer Data Modeler for Database Design Mastery covers requirement analysis, conceptual, logical, and physical design, data warehousing, reporting, and more. Create and deploy high-performance enterprise databases on any platform using the expert tips and best practices in this Oracle Press book. Configure Oracle SQL Developer Data Modeler Perform requirement analysis Translate requirements into a formal conceptual data model and process models Transform the conceptual (logical) model into a relational model Manage physical database design Generate data definition language (DDL) scripts to create database objects
Автор: Next от 6-06-2016, 12:20
A practical guide to data mining using SQL and Excel Data Analysis Using SQL and Excel, 2nd Edition shows you how to leverage the two most popular tools for data query and analysis—SQL and Excel—to perform sophisticated data analysis without the need for complex and expensive data mining tools. Written by a leading expert on business data mining, this book shows you how to extract useful business information from relational databases. You’ll learn the fundamental techniques before moving into the “where” and “why” of each analysis, and then learn how to design and perform these analyses using SQL and Excel. Examples include SQL and Excel code, and the appendix shows how non-standard constructs are implemented in other major databases, including Oracle and IBM DB2/UDB. The companion website includes datasets and Excel spreadsheets, and the book provides hints, warnings, and technical asides to help you every step of the way. Data Analysis Using SQL and Excel, 2nd Edition shows you
Автор: Next от 6-06-2016, 12:18
Get a fast start to using AlwaysOn, the SQL Server solution to high-availability and disaster recovery. Read this short, 150-page book that is adapted from Peter Carter’s Pro SQL Server Administration to gain a solid and accurate understanding of how to implement systems requiring consistent and continuous uptime. Begin with an introduction to high-availability and disaster recovery concepts such as Recovery Point Objectives (RPOs), Recovery Time Objectives (RTO), availability levels, and the cost of downtime. Then move into detailed coverage of implementing and configuring the AlwaysOn feature set in order to meet the business objectives set by your organization. SQL Server AlwaysOn Revealed offers real-world advice on how to build and configure the most appropriate topology to meet the high-availability and disaster recovery requirements you are faced with. Content includes strong coverage on implementing clusters, on building AlwaysOn failover clustered instances, and on
Автор: Next от 6-06-2016, 12:17
Includes Coverage of Oracle and Microsoft SQL Implementations In just 24 lessons of one hour or less, Sams Teach Yourself SQL in 24 Hours, Sixth Edition, helps you use SQL to build effective databases, efficiently retrieve data, and manage everything from performance to security. This book’s straightforward, step-by-step approach shows you how to work with database structures, objects, queries, tables, and more. In just hours, you will be applying advanced techniques, including views, transactions, web connections, and powerful Oracle and SQL Server extensions. Every lesson builds on what you’ve already learned, giving you a rock-solid foundation for real-world success. Step-by-step instructions carefully walk you through the most common SQL tasks. Practical, hands-on examples show you how to apply what you learn. Quizzes and exercises help you test your knowledge and stretch your skills. Notes and tips point out shortcuts and solutions. Learn how to… • Define efficient database
Автор: Next от 6-06-2016, 12:13
Every day, organizations large and small fall victim to attacks on their data. Encryption provides a shield to help defend against intruders. Because of increasing pressure from government regulators, consumers, and the business community at large, the job descriptions of SQL DBAs and developers are expanding to include encryption. Expert SQL Server 2008 Encryption will show you how to efficiently implement SQL Server 2008 encryption functionality and features to secure your organizational data. Introduces encryption, guiding readers through its implementation in SQL Server Demonstrates advanced techniques such as the use of hardware security modules Covers all that a SQL Server database administrator needs to know about encryption
Автор: Next от 6-06-2016, 12:11
SQL Server Integration Services (SSIS) is a leading tool in the data warehouse industry – used for performing extraction, transformation, and load operations. This book is aligned with the most common methodology associated with SSIS known as Extract Transform and Load (ETL); ETL is responsible for the extraction of data from several sources, their cleansing, customization, and loading into a central repository normally called Data Warehouse or Data Mart. Microsoft SQL Server 2012 Integration Services: An Expert Cookbook covers all the aspects of SSIS 2012 with lots of real-world scenarios to help readers understand usages of SSIS in every environment. Written by two SQL Server MVPs who have in-depth knowledge of SSIS having worked with it for many years. This book starts by creating simple data transfer packages with wizards and illustrates how to create more complex data transfer packages, troubleshoot packages, make robust SSIS packages, and how to boost the performance of data
Автор: Next от 6-06-2016, 11:51
SQLite is an open source relational database management system. Android uses the SQLite database to store and retrieve data persistently. The driving force behind the platform is the database, enabling a myriad of choices for developers making cutting-edge applications. Android SQLite Essentials focuses on the core concepts behind building database-driven applications. This book covers the basic and advanced topics with equivalent simplicity and detail, in order to enable readers to quickly grasp and implement the concepts to build an application database. This book takes a hands-on, example-based approach to help readers understand the core topics of SQLite and Android database-driven applications. This book focuses on providing you with latent as well as widespread knowledge about practices and approaches towards development in an easily understandable manner.
Автор: Next от 6-06-2016, 11:49
If you’re a database administrator, you know Microsoft SQL Server 2008 is revolutionizing database development. Get up to speed on SQL Server 2008, impress your boss, and improve your company’s data management — read “Microsoft SQL Server 2008 For Dummies!” SQL Server 2008 lets you build powerful databases and create database queries that give your organization the information it needs to excel. “Microsoft SQL Server 2008 For Dummies” helps you build the skills you need to set up, administer, and troubleshoot SQL Server 2008. You’ll be able to: Develop and maintain a SQL Server system Design databases with integrity and efficiency Turn data into information with SQL Server Reporting Services Organize query results, summarizing data with aggregate functions and formatting output Import large quantities of data with SSIS Keep your server running smoothly Protect data from prying eyes Develop and implement a disaster recovery plan Improve performance with database snapshots Automate SQL
Автор: Next от 6-06-2016, 11:47
Microsoft SQL Server Master Data Services (MDS) enables organizations to manage and maintain business data used to make critical business decisions. MDS is a Master Data Management (MDM) application, which standardizes and streamlines the critical data entities of an organization, essentially centralizing your master data. A focused, practical tutorial, this book will show you how to manage and maintain your organization’s master data and improve data quality with Microsoft SQL Server 2008 R2 Master Data Services. Using credible techniques and an end-to-end approach, this book will take you through the steps required to implement Master Data Management, enabling business users to standardize and streamline their business data. This book will enable you to manage and maintain your organization’s master data with Microsoft SQL Server 2008 R2 Master Data Services, covering each feature in a step-by-step manner. The book starts with an overview of Master Data Management. You will then
Автор: Next от 6-06-2016, 11:36
The most advanced, feature-rich SQL database server available, the open-source PostgreSQL system has rapidly become a key Internet technology. PostgreSQL: Introduction and Concepts, written by a founding member of the PostgreSQL Global Development Team, provides a much-needed tutorial and real-world guide to understanding and working with this complex yet essential system.
Автор: Next от 6-06-2016, 11:35
The 2nd edition of the best-selling PostgreSQL has been updated to completely cover new features and capabilities of the 8.0 version of PostgreSQL. You will be lead through the internals of the powerful PostgreSQL open source database chapter, offering an easy-to-read, code-based approach that makes it easy to understand how each feature is implemented, how to best use each feature, and how to get more performance from database applications. This definitive guide to building, programming and administering the powerful PostgreSQL open-source database system will help you harness one of the most widely used open source, enterprise-level database systems.
Автор: Next от 6-06-2016, 11:33
Beginning Databases with PostgreSQL offers readers a thorough overview of database basics, starting with an explanation of why you might need to use a database, and following with a summary of what different database types have to offer when compared to alternatives like spreadsheets. You’ll also learn all about relational database design topics such as the SQL query language, and introduce core principles including normalization and referential integrity. The book continues with a complete tutorial on PostgreSQL features and functions and include information on database construction and administration.

Назад Вперед
Наверх