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SQL Pocket Guide A Guide

136,000₫

If you use SQL in your day-to-day work as a data analyst, data scientist, or data engineer, this popular pocket guide is your ideal on-the-job reference.

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Mã sản phẩm: STA406
Danh mục: Sách IT, Sách chuyên ngành
Tình trạng: Còn hàng

Mô tả

SQL Pocket Guide ( sách gia công bìa mềm )

SQL Pocket Guide A Guide

Thể loại;Computers - Databases

Năm:2021

In lần thứ:4

Ngôn ngữ:English

Trang:356 / 358

If you use SQL in your day-to-day work as a data analyst, data scientist, or data engineer, this popular pocket guide is your ideal on-the-job reference. You'll find many examples that address the language's complexities, along with key aspects of SQL used in Microsoft SQL Server, MySQL, Oracle Database, PostgreSQL, and SQLite.

In this updated edition, author Alice Zhao describes how these database management systems implement SQL syntax for both querying and making changes to a database. You'll find details on data types and conversions, regular expression syntax, window functions, pivoting and unpivoting, and more.

• Quickly look up how to perform specific tasks using SQL

• Apply the book's syntax examples to your own queries

• Update SQL queries to work in five different database management systems

• NEW: Connect Python and R to a relational database

• NEW: Look up frequently asked SQL questions in the "How Do I?" chapter