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Practical SQL
Practical SQL

Practical SQL is an approachable and fast-paced guide to SQL (Structured Query Language), the standard programming language for defining, organizing, and exploring data in relational databases. The book focuses on using SQL to find the story your data tells, with the popular open-source database PostgreSQL and the pgAdmin interface as its primary tools. You'll first cover the fundamentals of databases and the SQL language, then build skills by analyzing data from the U.S. Census and other federal and state government agencies. With exercises and real-world examples in each chapter, this book will teach even those who have never programmed before all the tools necessary to build powerful databases and access information quickly and efficiently. Create databases and related tables using your own data; Define the right data types for your information; Aggregate, sort, and filter data to find patterns; Use basic math and advanced statistical functions; Identify errors in data and cle ...
Exam Ref 70-768 Developing SQL Data Models
Exam Ref 70-768 Developing SQL Data Models

Prepare for Microsoft Exam 70-768 - and help demonstrate your real-world mastery of Business Intelligence (BI) solutions development with SQL Server 2016 Analysis Services (SSAS), including modeling and queries. Designed for experienced IT professionals ready to advance their status, Exam Ref focuses on the critical thinking and decision-making acumen needed for success at the MCSA level. Focus on the expertise measured by these objectives: Design a multidimensional BI semantic model; Design a tabular BI semantic model; Develop queries using Multidimensional Expressions (MDX) and Data Analysis Expressions (DAX); Configure and maintain SSAS. This Microsoft Exam Ref: Organizes its coverage by exam objectives; Features strategic, what-if scenarios to challenge you; Assumes you are a database or BI professional with experience creating models, writing MDX or DAX queries, and using SSAS. ...
Exam Ref 70-762 Developing SQL Databases
Exam Ref 70-762 Developing SQL Databases

Prepare for Microsoft Exam 70-762, Developing SQL Databases - and help demonstrate your real-world mastery of skills for building and implementing databases across organizations. Designed for database professionals who build and implement databases across organizations and who ensure high levels of data availability, Exam Ref focuses on the critical-thinking and decision-making acumen needed for success at the MCSA level. Focus on the expertise measured by these objectives: Design and implement database objects; Implement programmability objects; Manage database concurrency; Optimize database objects and SQL infrastructure. This Microsoft Exam Ref: Organizes its coverage by exam objectives; Features strategic, what-if scenarios to challenge you; Assumes you have working knowledge of Microsoft Windows, Transact-SQL, and relational databases. Exam 70-762 focuses on skills and knowledge for building and implementing databases across organizations and ensuring high levels of data availa ...
Exam Ref 70-761 Querying Data with Transact-SQL
Exam Ref 70-761 Querying Data with Transact-SQL

Prepare for Microsoft Exam 70-761 - and help demonstrate your real-world mastery of SQL Server 2016 Transact-SQL data management, queries, and database programming. Designed for experienced IT professionals ready to advance their status, Exam Ref focuses on the critical-thinking and decision-making acumen needed for success at the MCSA level. Focus on the expertise measured by these objectives: Filter, sort, join, aggregate, and modify data; Use subqueries, table expressions, grouping sets, and pivoting; Query temporal and non-relational data, and output XML or JSON; Create views, user-defined functions, and stored procedures; Implement error handling, transactions, data types, and nulls. This Microsoft Exam Ref: Organizes its coverage by exam objectives; Features strategic, what-if scenarios to challenge you; Assumes you have experience working with SQL Server as a database administrator, system engineer, or developer; Includes downloadable sample database and code for SQL Serve ...
Exam Ref 70-767 Implementing a SQL Data Warehouse
Exam Ref 70-767 Implementing a SQL Data Warehouse

Prepare for Microsoft Exam 70-767 - and help demonstrate your real-world mastery of skills for managing data warehouses. This exam is intended for Extract, Transform, Load (ETL) data warehouse developers who create business intelligence (BI) solutions. Their responsibilities include data cleansing as well as ETL and data warehouse implementation. The reader should have experience installing and implementing a Master Data Services (MDS) model, using MDS tools, and creating a Master Data Manager database and web application. The reader should understand how to design and implement ETL control flow elements and work with a SQL Service Integration Services package. Focus on the expertise measured by these objectives: Design, and implement, and maintain a data warehouse; Extract, transform, and load data; Build data quality solutions. This Microsoft Exam Ref: Organizes its coverage by exam objectives; Features strategic, what-if scenarios to challenge you; Assumes you have working kno ...
Tabular Modeling in Microsoft SQL Server Analysis Services, 2nd Edition
Tabular Modeling in Microsoft SQL Server Analysis Services, 2nd Edition

Create a semantic model and analyze data using the tabular model in SQL Server 2016 Analysis Services to create corporate-level business intelligence (BI) solutions. Led by two BI experts, you will learn how to build, deploy, and query a tabular model by following detailed examples and best practices. This hands-on book shows you how to use the tabular model's in-memory database to perform rapid analytics - whether you are new to Analysis Services or already familiar with its multidimensional model. Discover how to: Determine when a tabular or multidimensional model is right for your project; Build a tabular model using SQL Server Data Tools in Microsoft Visual Studio 2015; Integrate data from multiple sources into a single, coherent view of company information; Choose a data-modeling technique that meets your organization's performance and usability requirements; Implement security by establishing administrative and data user roles; Define and implement partitioning strategies to r ...
Learn More Python 3 the Hard Way
Learn More Python 3 the Hard Way

Zed Shaw has perfected the world's best system for becoming a truly effective Python 3.x developer. Follow it and you will succeed - just like the tens of millions of programmers he's already taught. You bring the discipline, commitment, and persistence; the author supplies everything else. In Learn Python 3 the Hard Way, Zed Shaw taught you the basics of Programming with Python 3. Now, in Learn More Python 3 the Hard Way, you'll go far beyond the basics by working through 52 brilliantly crafted projects. Each one helps you build a key practical skill, combining demos to get you started and challenges to deepen your understanding. Zed then teaches you even more in 12 hours of online videos, where he shows you how to break, fix, and debug your code. First, you'll discover how to analyze a concept, idea, or problem to implement in software. Then, step by step, you'll learn to design solutions based on your analyses and implement them as simply and elegantly as possible. Throughout, ...
Beginning Backup and Restore for SQL Server
Beginning Backup and Restore for SQL Server

Be guided through the techniques to back up and restore databases and files in SQL Server. Multiple techniques are presented for ensuring the integrity and consistency of database backups, as well as the reliability and manageability of restoring from backups. In today's data-driven world, the most important asset that a company has is its data. Data recovery strategies can be wide ranging; from the practically non-existent backup without verification to a very complex, distributed, and redundant system. An important objective for any database administrator is data loss prevention, and in a catastrophic data loss event, pre-defined data recovery techniques must be employed in order to get the databases back up and running efficiently and quickly. Using a tutorial method of teaching, Beginning Backup and Restore for SQL Server explores the many facets behind the principles of backing up and restoring data from your database, and then shows practical application methods for gettin ...
Beginning Apache Spark 2
Beginning Apache Spark 2

Develop applications for the big data landscape with Spark and Hadoop. This book also explains the role of Spark in developing scalable machine learning and analytics applications with Cloud technologies. Beginning Apache Spark 2 gives you an introduction to Apache Spark and shows you how to work with it. Along the way, you'll discover resilient distributed datasets (RDDs); use Spark SQL for structured data; and learn stream processing and build real-time applications with Spark Structured Streaming. Furthermore, you'll learn the fundamentals of Spark ML for machine learning and much more. After you read this book, you will have the fundamentals to become proficient in using Apache Spark and know when and how to apply it to your big data applications. Understand Spark unified data processing platform; How to run Spark in Spark Shell or Databricks; Use and manipulate RDDs; Deal with structured data using Spark SQL through its operations and advanced functions; Build real-tim ...
MySQL Connector/Python Revealed
MySQL Connector/Python Revealed

Move data back and forth between database and application. The must-have knowledge in this book helps programmers learn how to use the official driver, MySQL Connector/Python, by which Python programs communicate with the MySQL database. This book takes you from the initial installation of the connector through basic query execution, then through more advanced topics, error handing, and troubleshooting. The book covers both the traditional API as well as the new X DevAPI. The X DevAPI is part of MySQL 8.0 and is an API that can be used with connectors for several programming languages and is used from the command-line interface known as MySQL Shell. You will learn to use the connector by working through code examples and following a discussion of how the API calls work. By the end of the book, you will be able to use MySQL as the back-end storage for your Python programs, and you'll even have the option of choosing between SQL and NoSQL interfaces. Install MySQL Connector/Py ...
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