Tag: Query

Linkedin – Excel Power Query for Beginners (2024)

Free Download Linkedin – Excel Power Query for Beginners (2024)

Released: 12/2024
Duration: 26m | .MP4 1280×720, 30 fps(r) | AAC, 48000 Hz, 2ch | 88 MB
Level: Beginner | Genre: eLearning | Language: English
If any part of your job involves using Microsoft Excel, you’ve likely encountered disorganized or messy spreadsheets. Instead of feeling frustrated, use Power Query in Excel to import and clean data efficiently. In this course, Excel expert Dave Ludwig guides you through Power Query’s robust features, showing you how to connect to data sources, filter data, and create conditional columns. Dave also highlights the significant cleansing capabilities of Power Query. Once your data is organized, you can easily create formulas, PivotTables, charts, and more.

(more…)

Advanced SQL – Logical Query Processing, Part 2

Free Download Advanced SQL – Logical Query Processing, Part 2

Updated: 12/2024
Duration: 2h 7m | .MP4 1280×720, 30 fps(r) | AAC, 48000 Hz, 2ch | 395 MB
Level: Advanced | Genre: eLearning | Language: English
Without an understanding of the underlying concepts behind SQL, developers will encounter a number of challenges that slow down their workflow. This course-the second installment in a series-was designed to help you avoid these common pitfalls and understand SQL’s processing limitations. Join instructor Ami Levin as he continues to delve into logical query processing. Learn how expression, table, and row subqueries are processed. Discover self joins, their unique

Requirements

, and when you might use them. Plus, learn how to use lateral joins, recursive WITH clauses, and more.This course was Created by: Ami Levin. We are pleased to offer this training in our library.

(more…)

Command-Query Responsibility Segregation (CQRS) by Example


Free Download Command-Query Responsibility Segregation (CQRS): by Example
English | 2024 | ISBN: 9781836646310 | 236 pages | MOBI | 6.27 Mb
This course balances theory with practical implementation. You’ll learn through real-world examples, starting with the fundamentals and moving to advanced CQRS techniques. Each concept is accompanied by hands-on exercises to solidify your understanding.Learn the CQRS pattern through hands-on examples. Understand how to design scalable systems by separating commands and queries, and implement best practices for improved performance and flexibility.

(more…)

The Definitive Guide to Power Query (M) Mastering complex data transformation with Power Query


Free Download The Definitive Guide to Power Query (M): Mastering complex data transformation with Power Query by Gregory Deckler, Rick de Groot, Melissa de Korte
English | March 29, 2024 | ISBN: 1835089720 | 758 pages | EPUB | 10 Mb
Learn how to use the Power Query M formula language and its functions effectively for better data modeling and impactful business intelligence reports.

(more…)

The Definitive Guide to Power Query (M) Mastering complex data transformation with Power Query [Repost]


Free Download The Definitive Guide to Power Query (M): Mastering complex data transformation with Power Query by Gregory Deckler, Rick de Groot, Melissa de Korte
English | March 29, 2024 | ISBN: 1835089720 | True PDF | 758 pages | 41.7 MB
Learn how to use the Power Query M formula language and its functions effectively for better data modeling and impactful business intelligence reports.

(more…)

PostgreSQL Query Optimization The Ultimate Guide to Building Efficient Queries


Free Download PostgreSQL Query Optimization: The Ultimate Guide to Building Efficient Queries by Henrietta Dombrovskaya, Anna Bailliekova
English | January 8, 2024 | ISBN: N/A | ASIN: B0CNVK2P8L | 459 pages | MOBI | 14 Mb
Write optimized queries. This book helps you write queries that perform fast and deliver results on time. You will learn that query optimization is not a dark art practiced by a small, secretive cabal of sorcerers. Any motivated professional can learn to write efficient queries from the get-go and capably optimize existing queries. You will learn to look at the process of writing a query from the database engine’s point of view, and know how to think like the database optimizer.

(more…)

SAS 9.2 SQL Query Window User’s Guide


Free Download SAS Institute, "SAS 9.2 SQL Query Window User’s Guide"
English | 2008 | pages: 109 | ISBN: 1590479696 | PDF | 1,7 mb
Explains how to design reports with PROC REPORT based on your output from the SQL Query Window. Covers basic query concepts, how to perform queries on single and multiple tables, how to use advanced SQL Query Window features, and how to customize the SQL Query Window environment.

(more…)