This technical study examines the state of e-commerce infrastructure among CAREC countries looking at internet payment systems, delivery, and logistics infrastructure. Digital trade promotion has been a long-standing priority for member countries of the Central Asia Regional Economic Cooperation (CAREC) Program to support their integration into global value chains and economic diversification. The study underscores the importance of enabling legislation, digital literacy, and creation of trust. Comprehensive strategy; adequate data for policy making; and support for e-commerce ecosystems, industry associations, and start-ups could nurture e-commerce markets. In addition, CAREC countries must leverage international and regional initiatives to expand domestic and cross-border e-commerce and promote digital trade.

This publication sets out considerations for policymakers embarking on planning and implementing a digital transformation of tax administration. Digitalization can play a key role in helping tax authorities lower compliance and administrative costs, collect more revenue more efficiently, enhance transparency and service to taxpayers, and accommodate big data flows. This report explores how tax administrations can use technology and how risks can be identified and reduced. It provides an assessment framework to support policymakers as they begin the planning process and outlines considerations for effective implementation of the tax administration of the future.

This edition provides analysis of tax systems and their administration in 38 economies across the region as a resource for revenue bodies seeking to boost fiscal capacity weakened by the pandemic. Topics covered include features of an effective tax reform strategy, the use of innovative technologies, taxing the digital economy, and international cooperation to help crack down on tax loopholes. The publication enables revenue bodies to benchmark their administration against similar economies in the region to help improve performance. The comparable data and analysis are based largely on the 2020 round of the International Survey on Revenue Administration.

This publication identifies financial inclusion priorities to stimulate economic recovery and explores the challenges and opportunities of accelerated digital transformation. The coronavirus disease (COVID-19) pandemic has highlighted the vital role of financial inclusion in supporting resilience and economic recovery among the most vulnerable populations in Asia and the Pacific. This publication proposes recommendations to aid policy makers and regulators. It shares insights from the 2021 Asia-Pacific Financial Inclusion Forum, a policy initiative of the Asia-Pacific Economic Cooperation (APEC) Finance Ministers' Process. It was prepared in collaboration with the APEC Business Advisory Council, the Asian Development Bank Institute, and the Foundation for Development Cooperation.

A hands-on implementation guide to application development in Node.js using the powerful Sequelize ORM Key Features Use the highly powerful JavaScript library to map your database to objects easily Build an application from scratch with easy-to-follow steps and examples Discover industry best practices, tips, and techniques on Sequelize to manage your database with ease Book DescriptionContinuous changes in business requirements can make it difficult for programmers to organize business logic into database models, which turns out to be an expensive operation as changes to the database may result in errors and incongruity within applications. Supercharging Node.js Applications with Sequelize helps you get to grips with Sequelize, a reliable ORM that enables you to alleviate these issues in your database and applications. With Sequelize, you'll no longer need to store information in flat files or memory. This book takes a hands-on approach to implementation and associated methodologies for your database that will have you up and running in no time. You'll learn how to configure Sequelize for your Node.js application properly, develop a better sense of understanding of how this ORM works, and find out how to manage your database from Node.js using Sequelize. Finally, you'll be able to use Sequelize as the database driver for building your application from scratch. By the end of this Node.js book, you'll be able to configure, build, store, retrieve, validate, and associate your data from a database to a Node.js application. What you will learn Configure and optimize Sequelize for your application Validate your database and hydrate it with data Add life cycle events (or hooks) to your application for business logic Organize and ensure the integrity of your data even on preexisting databases Scaffold a database using built-in Sequelize features and tools Discover industry-based best practices, tips, and techniques to simplify your application development Who this book is forThis book is for beginner- to intermediate-level Node.js developers looking to upgrade their skills and use Sequelize as their ORM of choice. Basic knowledge of and prior experience with JavaScript and SQL are needed to make the most out of this book.

Master data management by effectively utilizing the features of Azure SQL database. Key Features Learn to automate common management tasks with PowerShell. Understand different methods to generate elastic pools and shards to scale Azure SQL databases. Learn to develop a scalable cloud solution through over 40 practical activities and exercises. Book DescriptionDespite being the cloud version of SQL Server, Azure SQL Database and Azure SQL Managed Instance stands out in various aspects when it comes to management, maintenance, and administration. Updated with the latest Azure features, Professional Azure SQL Managed Database Administration continues to be a comprehensive guide for becoming proficient in data management. The book begins by introducing you to the Azure SQL managed databases (Azure SQL Database and Azure SQL Managed Instance), explaining their architecture, and how they differ from an on-premises SQL server. You will then learn how to perform common tasks, such as migrating, backing up, and restoring a SQL Server database to an Azure database. As you progress, you will study how you can save costs and manage and scale multiple SQL databases using elastic pools. You will also implement a disaster recovery solution using standard and active geo-replication. Finally, you will explore the monitoring and tuning of databases, the key features of databases, and the phenomenon of app modernization. By the end of this book, you will have mastered the key aspects of an Azure SQL database and Azure SQL managed instance, including migration, backup restorations, performance optimization, high availability, and disaster recovery. What you will learn Understanding Azure SQL database configuration and pricing options Provisioning a new SQL database or migrating an existing on-premises SQL Server database to an Azure SQL database Backing up and restoring an Azure SQL database Securing and scaling an Azure SQL database Monitoring and tuning an Azure SQL database Implementing high availability and disaster recovery with an Azure SQL database Managing, maintaining, and securing managed instances Who this book is forThis book is designed to benefit database administrators, database developers, or application developers who are interested in developing new applications or migrating existing ones with Azure SQL database. Prior experience of working with an on-premise SQL Server or Azure SQL database along with a basic understanding of PowerShell scripts and C# code is necessary to grasp the concepts covered in this book.

This report explores how Asia and the Pacific can capitalize on growing opportunities in digital services through structural reforms and international cooperation. Another year into the coronavirus disease (COVID-19) pandemic, the report describes an Asia and Pacific region that has more experience in tackling pandemic hardships, better data showing positive integration trends, and greater confidence in regional cooperation to address shared concerns. The publication gives an overview of changes in trade and global value chains, cross-border investment, financial integration, and the movement of people since the pandemic began.

Take your first steps to becoming a fully qualified data analyst by learning how to explore complex datasets Key Features Master each concept through practical exercises and activities Discover various statistical techniques to analyze your data Implement everything you've learned on a real-world case study to uncover valuable insights Book DescriptionEvery day, businesses operate around the clock, and a huge amount of data is generated at a rapid pace. This book helps you analyze this data and identify key patterns and behaviors that can help you and your business understand your customers at a deep, fundamental level. SQL for Data Analytics, Third Edition is a great way to get started with data analysis, showing how to effectively sort and process information from raw data, even without any prior experience. You will begin by learning how to form hypotheses and generate descriptive statistics that can provide key insights into your existing data. As you progress, you will learn how to write SQL queries to aggregate, calculate, and combine SQL data from sources outside of your current dataset. You will also discover how to work with advanced data types, like JSON. By exploring advanced techniques, such as geospatial analysis and text analysis, you will be able to understand your business at a deeper level. Finally, the book lets you in on the secret to getting information faster and more effectively by using advanced techniques like profiling and automation. By the end of this book, you will be proficient in the efficient application of SQL techniques in everyday business scenarios and looking at data with the critical eye of analytics professional. What you will learn Use SQL to clean, prepare, and combine different datasets Aggregate basic statistics using GROUP BY clauses Perform advanced statistical calculations using a WINDOW function Import data into a database to combine with other tables Export SQL query results into various sources Analyze special data types in SQL, including geospatial, date/time, and JSON data Optimize queries and automate tasks Think about data problems and find answers using SQL Who this book is forIf you're a database engineer looking to transition into analytics or a backend engineer who wants to develop a deeper understanding of production data and gain practical SQL knowledge, you will find this book useful. This book is also ideal for data scientists or business analysts who want to improve their data analytics skills using SQL. Basic familiarity with SQL (such as basic SELECT, WHERE, and GROUP BY clauses) as well as a good understanding of linear algebra, statistics, and PostgreSQL 14 are necessary to make the most of this SQL data analytics book.

Get well-versed with ready-to-use techniques for creating high-performance queries and applications Key Features Speed up queries and dramatically improve application performance by both understanding query engine internals and practical query optimization Understand how the query optimizer works Learn about intelligent query processing and what is new in SQL Server 2022 Book DescriptionSQL Server is a relational database management system developed by Microsoft. As a database server, it is a software product with the primary function of storing and retrieving data as requested by other software applications. This book starts by describing the inner workings of the query optimizer, and will enable you to use this knowledge to write better queries and provide the query engine with all the information it needs to produce efficient execution plans. As you progress, you'll get practical query optimization tips for troubleshooting underperforming queries. The book will also guide you through intelligent query processing and what is new in SQL Server 2022. Query performance topics such as the Query Store, In-Memory OLTP and columnstore indexes are covered as well. By the end of this book, you'll be able to get the best possible performance for your queries and applications. What you will learn Troubleshoot queries using methods including extended events, SQL Trace, and dynamic management views Understand how the execution engine and query operators work Speed up queries and improve app performance by creating the right indexes Detect and fix cardinality estimation errors by examining query optimizer statistics Monitor and promote both plan caching and plan reuse to improve app performance Troubleshoot and improve query performance by using the Query Store Improve the performance of data warehouse queries by using columnstore indexes Handle query processor limitations with hints and other methods Who this book is forThis book is for SQL Server developers who are struggling with slow query execution, database administrators who are tasked with troubleshooting slow application performance, and database architects who design SQL Server databases in support of line-of-business and data warehousing applications.

Thorough and updated coverage of database design and SQL for DB2 are the focus of this guide for the relational database-management system used on IBM i computer systems. Suitable for classroom instruction or self-study, this book explains the most widely used database language and the way that language is implemented on a variety of computer platforms. Topics covered include database concepts, SQL inquiries, web applications, and database security, and the material is reinforced by numerous illustrations, examples, and exercises.

Learning MySQL just got a whole lot easier, thanks to this hands-on workshop, complete with simple explanations, engaging examples, and realistic exercises that focus on helping you to build and maintain databases effectively Key Features Learn how to set up and maintain a MySQL database Run SQL queries to create, retrieve, and manipulate data Use MySQL effectively with common business applications such as Excel and MS Access Book DescriptionDo you want to learn how to create and maintain databases effectively? Are you looking for simple answers to basic MySQL questions as well as straightforward examples that you can use at work? If so, this workshop is the right choice for you. Designed to build your confidence through hands-on practice, this book uses a simple approach that focuses on the practical, so you can get straight down to business without having to wade through pages and pages of dull, dry theory. As you work through bite-sized exercises and activities, you'll learn how to use different MySQL tools to create a database and manage the data within it. You'll see how to transfer data between a MySQL database and other sources, and use real-world datasets to gain valuable experience of manipulating and gaining insights from data. As you progress, you'll discover how to protect your database by managing user permissions and performing logical backups and restores. If you've already tried to teach yourself SQL, but haven't been able to make the leap from understanding simple queries to working on live projects with a real database management system, The MySQL Workshop will get you on the right track. By the end of this MySQL book, you'll have the knowledge, skills, and confidence to advance your career and tackle your own ambitious projects with MySQL. What you will learn Understand the concepts of relational databases and document stores Use SQL queries, stored procedures, views, functions, and transactions Connect to and manipulate data using MS Access, MS Excel, and Visual Basic for Applications (VBA) Read and write data in the CSV or JSON format using MySQL Manage data while running MySQL Shell in JavaScript mode Use X DevAPI to access a NoSQL interface for MySQL Manage user roles, credentials, and privileges to keep data secure Perform a logical database backup with mysqldump and mysqlpump Who this book is forThis book is for anyone who wants to learn how to use MySQL in a productive, efficient way. If you're totally new to MySQL, it'll help you get started or if you've used MySQL before, it'll fill in any gaps, consolidate key concepts, and offer valuable hands-on practice. Prior knowledge of simple SQL or basic programming techniques will help you in quickly grasping the concepts covered, but is not necessary.

Administer, monitor, and replicate your PostgreSQL 14 database for efficient database management and maintenance Key Features Troubleshoot and tackle any administration and management problems in PostgreSQL 14 Find expert techniques for monitoring, fine-tuning, and securing your database Adopt efficient replication for high availability with PostgreSQL 14 Book DescriptionPostgreSQL is a powerful, open-source database management system with an enviable reputation for high performance and stability. With many new features in its arsenal, PostgreSQL 14 allows you to scale up your PostgreSQL infrastructure. With this book, you'll take a step-by-step, recipe-based approach to effective PostgreSQL administration. This book will get you up and running with all the latest features of PostgreSQL 14 while helping you explore the entire database ecosystem. You'll learn how to tackle a variety of problems and pain points you may face as a database administrator such as creating tables, managing views, improving performance, and securing your database. As you make progress, the book will draw attention to important topics such as monitoring roles, validating backups, regular maintenance, and recovery of your PostgreSQL 14 database. This will help you understand roles, ensuring high availability, concurrency, and replication. Along with updated recipes, this book touches upon important areas like using generated columns, TOAST compression, PostgreSQL on the cloud, and much more. By the end of this PostgreSQL book, you'll have gained the knowledge you need to manage your PostgreSQL 14 database efficiently, both in the cloud and on-premise. What you will learn Plan, manage, and maintain PostgreSQL databases in production Work with the newly introduced features of PostgreSQL 14 Use pgAdmin or OmniDB to perform database administrator (DBA) tasks Use psql to write accurate and repeatable scripts Understand how to tackle real-world data issues with the help of examples Select and implement robust backup and recovery techniques in PostgreSQL 14 Deploy best practices for planning and designing live databases Who this book is forThis Postgres 14 book is for database administrators, data architects, database developers, and anyone with an interest in planning and running live production databases using PostgreSQL 14. Those looking for hands-on solutions to any problem associated with PostgreSQL 14 administration will also find this book useful. Some experience with handling PostgreSQL databases will help you to make the most out of this book, however, it is a useful resource even if you are just beginning your Postgres journey.