My newsletter where I share one practical lesson, highlight a blog post, and share 3 bite-sized resources to help you up skill and stay updated.
Kelly's Bytes - 8/25/23 (#81) - A Guide to Documenting SQL Queries
KElly's BytesBy Kelly J. Adams |
Hey! It's Friday, August 25, 2023 which means another issue of Kelly's Bytes. Every other Friday I share: 1 new blog post from me; and 3 bite-sized resources related to topics like data analytics, switching careers or learning new skills. View past editions of my newsletter here. Blog PostThis Friday's blog post, A Guide to Documenting SQL Queries, goes into the essentials of SQL documentation, emphasizing its significance and offering practical tips. View my blog here. Bite-Sized Resources💻 Resource: Datanerd.tech app from Luke Barousse who has been collecting data science job postings for a year and a half now. It shows the skills needed for data science jobs and the breakdown of salaries for data focused roles. 📚 eBook: [Data Analytics] How to Become a Data Analyst (ebook) by Ian Klosowicz with a guide to give others a roadmap he wished he had when he was trying to enter the data field. A few things it goes over: what to learn; where to learn; portfolio tips; and more. 📝 Post: [Career] LinkedIn Post from Reno Perry with advice on what to do when you're not hearing back from recruiters and hiring managers. One of his suggestions is to not be afraid to follow up, even multiple times. Along with some guidelines on how long to wait before contacting them. Check out my website here. Until the next Friday, - Kelly |
Kelly's Bytes
My newsletter where I share one practical lesson, highlight a blog post, and share 3 bite-sized resources to help you up skill and stay updated.
KELLY'S BYTES By Kelly J. Adams Hey! Thanks for subscribing and here’s this weeks edition lesson: Main Lesson: SQL User-Defined Functions One of the big improvement I’ve made in my SQL workflow recently is using User-Defined Functions (UDFs) in BigQuery. Here’s why: What it is: A UDF is a custom function you define to simplify repetitive logic in SQL queries. It can be written in SQL (my preference) or JavaScript. How it helps: Reduces redundancy, improves maintainability, and ensures...
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KELLY'S BYTES By Kelly J. Adams Hey! Thanks for subscribing and here’s this weeks edition lesson: Main Lesson: Using SQL for Better Data Analysis Recently, I’ve made improvements to my SQL Skills from SQL for Data Analysis by Cathy Tanimura. One lesson for me was the importance of using less common SQL functions, like CROSS JOINs, for more flexible analyses. Here’s why this matters: What it is: CROSS JOINs allow you to combine all rows from two datasets, which is especially useful for filling...