jun shan (8 Ergebnisse)

Zustand: New. pp. [viii] + 264 + [i].

Paperback. Zustand: Good. 3rd ed. It's a preowned item in good condition and includes all the pages. It may have some general signs of wear and tear, such as markings, highlighting, slight damage to the cover, minimal wear to the binding, etc., but they will not affect the overall reading experience.

Paperback. Zustand: Very Good. The book has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged.

Zustand: New. &Uumlber den AutorrnrnJun Shan is an expert information technology professional who has been designing and implementing data management systems for more than 20 years. He also teaches SQL and Relational Database at Columbia University in the Ci.

Original-kartoniert; quadratisch 8°; 127 (3) Seiten; durchgehend farbig. Zweisprachig: chinesisch - englisch. Sehr gutes Exemplar. Sprache: Englisch Studio Works 1 - School of Architecture, Tsinghua University. 550 gr.

Zustand: Gut. Zustand: Gut | Seiten: 540 | Sprache: Englisch | Produktart: Bücher | 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 Description: Every 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 for: If 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.

Softcover. Zustand: g to vg. First edition. Oblong quarto (9 1/2 x 10 1/4"). [4]pp (Title and Introduction); [48]pp (Plates); [2]pp. Original photo-illustrated dust-jacket over blind wrappers. Illustrated with 48 striking photogravures (13 in full color) depicting some of the most spectacular and dizzying views of China, this scarce Spanish-language photo-book* takes us on a journey filled with the richness and diversity of its landscapes and culture. Dust-jacket partly rubbed along edges, with close tear and minor chipping at head of spine. Text in Spanish. Dust-jacket in overall good, wrappers and interior in very good condition. * The book is not in Parr, and OCLC indicates only three libraries worlwide owning it.

Zustand: very good. Gut/Very good: Buch bzw. Schutzumschlag mit wenigen Gebrauchsspuren an Einband, Schutzumschlag oder Seiten. / Describes a book or dust jacket that does show some signs of wear on either the binding, dust jacket or pages.