9Natree

9Natree

Download on the App Store

9Natree episodes

  • [Review] Access VBA Programming For Dummies (Alan Simpson) Summarized.
    Access VBA Programming For Dummies (Alan Simpson)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/0764574116?tag=9natree-20

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - A bridge from Access design tools to programmable behavior
    - Programming fundamentals are taught through VBA building blocks
    - Access-specific automation connects code to forms, data, and user actions
    - Recordsets introduce direct, repeatable work with database records
    - Ready-to-use examples support adaptation rather than memorization

    - Read more: https://english.9natree.com/read/0764574116/


    Access VBA Programming For Dummies by Alan Simpson is a practical introductory guide to using Visual Basic for Applications within Microsoft Access. Published for experienced Access users who have not necessarily studied programming, it occupies the bridge between database design through menus and wizards and database behavior controlled through code. Its purpose is not to present VBA as an abstract computer-science subject, but to show how programming can extend forms, reports, queries, and routine database tasks. The book introduces core constructs such as procedures, variables, conditional logic, and loops, then connects those constructs to Access-specific work, including manipulation of records through recordsets. A central feature is its use of ready-to-adapt examples, which lets readers learn by placing code in a working database and observing the result. Because this 2004 guide reflects the Access environment of its period, its interface details and some technical practices may be dated. Its continuing value lies in explaining the basic logic behind VBA-driven Access customization in accessible, task-oriented language.
    10 min
  • [Review] SQL For Dummies ) (Allen G. Taylor) Summarized.
    SQL For Dummies ) (Allen G. Taylor)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/1119527074?tag=9natree-20

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - Relational database foundations before query writing
    - Building and changing tables with data definition commands
    - Retrieving meaningful results through selection, joins, and grouping
    - Safely inserting, updating, and deleting operational data
    - Views, nested queries, and performance-aware database use

    - Read more: https://english.9natree.com/read/1119527074/


    SQL For Dummies by Allen G. Taylor is an introductory technical guide to Structured Query Language, the standard language used to define, query, and manage relational databases. This edition is aimed at readers who need a practical foundation without assuming prior database programming experience. Rather than focusing on a single software product, it explains core SQL concepts that recur across major database systems, while acknowledging that implementation details can differ among platforms such as Access, Oracle, SQL Server, and MySQL. The book belongs to the accessible reference and tutorial tradition of the For Dummies series: it translates formal database terminology into approachable explanations and organizes learning around common tasks. Its scope extends beyond retrieving rows from tables. Taylor addresses database structure, data definitions, relationships, updates, views, nested queries, constraints, security concerns, and performance-oriented considerations. The underlying purpose is to help beginners understand not only which commands perform a task, but why accurate structure and precise query logic matter for reliable information management.
    11 min
  • [Review] SQL Performance Explained Everything Developers Need to Know about SQL Performance (Markus Winand) Summarized.
    SQL Performance Explained Everything Developers Need to Know about SQL Performance (Markus Winand)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/3950307826?tag=9natree-20

    - Buy on Apple Books:
    https://books.apple.com/us/audiobook/spring-in-action-sixth-edition-unabridged/id1619410791?itsct=books_box_link&itscg=30200&ls=1&at=1001l3bAw&ct=9natree

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - B-tree indexes are presented as the primary tool for predictable query speed
    - Query predicates must match index access patterns rather than merely mention indexed columns
    - Column order in composite indexes follows filtering and ordering requirements
    - ORDER BY, grouping, and pagination expose performance costs beyond filtering
    - ORM-generated SQL still requires developer ownership of database behavior

    - Read more: https://english.9natree.com/read/3950307826/


    SQL Performance Explained is a concise technical guide by Markus Winand for application developers who work with relational databases and need to understand why some SQL statements remain fast while others deteriorate as data grows. Published in 2012, the book is also known through its freely readable companion site, Use The Index, Luke. Its central subject is not general database administration or exhaustive vendor internals. Instead, it explains the durable principles behind efficient SQL, with particular emphasis on B-tree indexes and the relationship between an index and the predicates, joins, ordering, and grouping expressed in a query. Winand treats performance as a design concern that belongs in ordinary development work, alongside schema and application design. The book uses broadly applicable concepts that transfer among major SQL systems, while recognizing that exact syntax and execution-plan details differ by product. Its purpose is to give developers a practical mental model for detecting index and query mismatches, designing more suitable access paths, and avoiding common performance mistakes before they become production incidents.
    10 min
  • [Review] PostgreSQL (Regina O. Obe) Summarized.
    PostgreSQL (Regina O. Obe)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/1491963417?tag=9natree-20

    - Buy on Apple Books:
    https://books.apple.com/us/audiobook/sql-for-beginners-learn-the-structured-query-language/id1632258664?itsct=books_box_link&itscg=30200&ls=1&at=1001l3bAw&ct=9natree

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - PostgreSQL Is Framed as an Extensible Application Platform
    - Administration Begins with Roles, Databases, and Reliable Recovery
    - Tables, Constraints, Indexes, and Advanced SQL Shape Database Design
    - Foreign Data Wrappers and Diverse Data Types Expand Data Access
    - Performance Tuning and Logical Replication Address Production Requirements

    - Read more: https://english.9natree.com/read/1491963417/


    PostgreSQL: Up and Running: A Practical Guide to the Advanced Open Source Database is a practical technical guide by Regina O. Obe and Leo S. Hsu. The third edition addresses PostgreSQL 9.5 through 10 and is aimed chiefly at developers, database administrators, and teams evaluating a move from another relational database. Rather than treating PostgreSQL as only a place to store rows, the book presents it as an extensible application platform with unusually broad SQL, procedural, integration, and operational capabilities. Its approach is fast paced and example led: readers are introduced to routine administration, command line and graphical tools, schema objects, querying, performance considerations, and newer platform features. The book is not a substitute for version-specific reference documentation, particularly for readers using much newer PostgreSQL releases. Its value lies in organizing the system’s major capabilities into a usable overview and showing why they matter in practice. The result is a compact orientation to both conventional database work and the features that distinguish PostgreSQL from narrower relational systems.
    11 min
  • [Review] SQL Practice Problems (Sylvia Moestl Vasilik) Summarized.
    SQL Practice Problems (Sylvia Moestl Vasilik)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/1520807635?tag=9natree-20

    - Buy on Apple Books:
    https://books.apple.com/us/audiobook/sql-computer-programming-for-beginners-the-ultimate/id1494714430?itsct=books_box_link&itscg=30200&ls=1&at=1001l3bAw&ct=9natree

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - Practice Problems Replace Syntax Memorization with Query Reasoning
    - A Graded Sequence Builds from Table Retrieval to Multi-Step Analysis
    - Business-Oriented Data Questions Make Relational Structure Concrete
    - Hints and Solutions Support Deliberate Practice Rather Than Passive Reading
    - Microsoft SQL Server Setup Connects Exercises to an Executable Workflow

    - Read more: https://english.9natree.com/read/1520807635/


    SQL Practice Problems by Sylvia Moestl Vasilik is a hands-on programming workbook centered on relational-data querying with SQL. Rather than organizing its instruction primarily as a tour of commands and definitions, it presents 57 graded exercises built around a practice database and common business-data questions. The book assumes some familiarity with databases and tables, then moves from introductory retrieval and filtering tasks toward more demanding work involving joins, aggregation, subqueries, and analytical reasoning. Its stated environment is Microsoft SQL Server, with setup guidance and a companion database intended to make the exercises reproducible. Hints, solutions, and short discussions allow readers to compare their approach with a working query after attempting each problem. The book therefore belongs less to the reference-manual tradition than to the deliberate-practice tradition of technical learning. Its main purpose is to develop the ability to translate an ambiguous-looking data request into a precise SQL query, while reinforcing habits of accuracy, clarity, and independent problem solving.
    10 min
  • [Review] Python Programming and SQL (Nikolas R. Wolfe) Summarized.
    Python Programming and SQL (Nikolas R. Wolfe)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/B0D928ZTYY?tag=9natree-20

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - A combined Python and SQL path for beginning technical learners
    - Crash-course instruction prioritizes early practical engagement
    - Exercises turn introductory knowledge into testable working ability
    - Career-building projects connect instruction with portfolio evidence
    - Supplementary videos and reusable Python samples support varied practice

    - Read more: https://english.9natree.com/read/B0D928ZTYY/


    Python Programming and SQL: 2-in-1 Comprehensive Guides by Nikolas R. Wolfe is a beginner-oriented technical learning guide that combines introductions to Python programming and SQL database work in one volume. Its stated purpose is practical rather than theoretical: readers are meant to build usable skills through a rapid instructional format that includes crash-course material, exercises, and career-building projects. The book positions Python and SQL as complementary tools. Python supports general-purpose programming and automation, while SQL is used to work with structured data in databases; learning both can help newcomers understand common data-related and software workflows. The available book description also emphasizes projects that can contribute to a professional portfolio, connecting instruction to job-oriented evidence of skill. A paperback edition reportedly includes access to 111 e-learning videos and 60 ready-to-use Python code samples. Because detailed chapter-level information is not publicly established in the supplied material, the book is best assessed through its clearly stated instructional design: accelerated beginner training, repeated hands-on practice, and application to career-relevant work.
    10 min
  • [Review] SQL in 10 Minutes a Day, Sams Teach Yourself (Ben Forta) Summarized.
    SQL in 10 Minutes a Day, Sams Teach Yourself (Ben Forta)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/0135182794?tag=9natree-20

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - A Query First Route to Usable SQL Skills
    - Filtering, Sorting, and Calculations as Tools for Precise Results
    - Joins and Subqueries for Working Across Related Tables
    - Data Changes and Schema Features Beyond SELECT
    - Advanced Features Presented with Cross Database Awareness and Practice

    - Read more: https://english.9natree.com/read/0135182794/


    SQL in 10 Minutes a Day, Sams Teach Yourself is a concise instructional guide to Structured Query Language by Ben Forta. The fifth edition, published in 2019, is designed for people who need to work with relational databases without becoming database specialists. Its central purpose is practical competence: readers begin with retrieving data through SELECT and then progress through filtering, sorting, calculations, grouping, subqueries, joins, data modification, and selected database features. The title describes the intended lesson size rather than a promise that SQL can be mastered with minimal effort. The book organizes its material into 22 short lessons, making the subject easier to approach in discrete sessions. Forta writes for application and web developers, report writers, office users, and other professionals whose primary role is not database administration. Examples and notes acknowledge differences among common database systems, including MySQL, PostgreSQL, Microsoft SQL Server, Oracle, SQLite, MariaDB, and IBM DB2. Practice challenges in the later edition reinforce the book’s emphasis on active use rather than passive familiarity with SQL syntax.
    10 min
  • [Review] NoSQL Distilled (Pramod J. Sadalage) Summarized.
    NoSQL Distilled (Pramod J. Sadalage)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/B0090J3SYW?tag=9natree-20

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - Polyglot Persistence Replaces the Search for One Universal Database
    - Aggregate-Oriented Modeling Aligns Data Structure with Distributed Operations
    - CAP and Consistency Choices Make Distributed Tradeoffs Explicit
    - Database Families Are Compared Through Their Natural Query Patterns
    - Schema Migration and Evolutionary Design Remain Necessary in Flexible Stores

    - Read more: https://english.9natree.com/read/B0090J3SYW/


    NoSQL Distilled: A Brief Guide to the Emerging World of Polyglot Persistence is a concise technical guide by Pramod J. Sadalage and Martin Fowler, written for architects and developers assessing nonrelational data stores. Rather than declaring relational databases obsolete, it explains why changing scale, availability, and data-modeling needs have expanded the range of viable persistence technologies. The book belongs to the software architecture and database-design genre, with an emphasis on conceptual decision-making rather than product-specific administration. Its central premise is polyglot persistence: a system may use several storage technologies when their strengths fit distinct access patterns. The discussion introduces distributed-data concerns, including consistency, partition tolerance, replication, and aggregate-oriented modeling, before examining key-value, document, column-family, and graph databases. It also addresses the operational and design consequences of flexible schemas, particularly evolutionary design and schema migration. The result is a short framework for asking what a system needs from storage before selecting a database category or combining multiple approaches.
    10 min
  • [Review] SQL Queries for Mere Mortals (John Viescas) Summarized.
    SQL Queries for Mere Mortals (John Viescas)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/0134858336?tag=9natree-20

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - Query Design Begins with Questions About Rows and Columns
    - Joins Are Treated as Relationships, Not as Mere Table Addition
    - Complex Conditions Show How SQL Expresses Business Rules
    - Set Operations and Data Modification Extend SQL Beyond Retrieval
    - Grouping and Window Functions Support Modern Analytical Reporting

    - Read more: https://english.9natree.com/read/0134858336/


    SQL Queries for Mere Mortals: A Hands-On Guide to Data Manipulation in SQL is a practical instructional guide by database consultant John L. Viescas. Written for beginners and developing practitioners, it explains how to formulate SQL queries that retrieve, combine, summarize, and change relational data. Its central purpose is not merely to list SQL commands, but to teach the reasoning needed to translate a business question into a dependable query. The book proceeds from foundational selection and filtering tasks toward joins, set operations, complex conditions, grouped calculations, and window based analysis. It emphasizes broadly applicable SQL concepts rather than tying its lessons to one database product. Practice materials for systems including Access, SQL Server, MySQL, and PostgreSQL reinforce that cross platform orientation. The 2018 fourth edition updates the long running guide with advanced material on calculations over groups and partitioned windows. Its genre is therefore a hands-on database textbook and reference, designed to make relational querying understandable without assuming extensive programming experience.
    10 min
  • [Review] T-SQL Fundamentals (Itzik Ben-Gan) Summarized.
    T-SQL Fundamentals (Itzik Ben-Gan)

    - Buy on Amazon Books:
    https://www.amazon.com/dp/0138102104?tag=9natree-20

    - Sponsor and Support us:
    https://9natree.com/page/sponsor-and-support.html

    - Interesting Topics:
    - Logical Query Processing as the Basis for Reliable SELECT Statements
    - Joins and Subqueries for Expressing Relationships Between Tables
    - Table Expressions and Set Operations for Composable Query Design
    - Window Functions, Grouping Features, and the Difference Between Detail and Summary
    - Data Modification, Transactions, and Programmable Objects in SQL Server

    - Read more: https://english.9natree.com/read/0138102104/


    T-SQL Fundamentals is a technical reference and instructional guide by Itzik Ben-Gan, a long-standing Microsoft Data Platform MVP and specialist in Transact-SQL training. The book addresses the SQL Server implementation of SQL, commonly called T-SQL, and is designed to help readers build a sound working model before moving to advanced querying, tuning, or database programming. Its subject is not merely command memorization. It explains how relational data is queried and changed, how query clauses interact, and how SQL Server features support practical database work. The treatment combines conceptual discussion, code-oriented examples, and hands-on exercises, making it suitable for structured self-study as well as day-to-day reference. Coverage associated with this edition includes single-table queries, joins, subqueries, table expressions, set operations, data modification, window functions, transactions, concurrency, and programmable objects. Ben-Gan writes from a practitioner and instructor perspective, emphasizing the logical behavior of queries. That focus matters because reliable SQL depends on understanding result sets, NULL handling, grouping, ordering, and scope rather than relying on trial-and-error syntax.
    11 min

About 9Natree

From the publisher's feed

9Natree Channel, we aim to share knowledge with people around the world.