Will Better Database Design Improve Sql Query Performance?

Part 19 of 20 in the Series: Career Paths for Database Professionals
will database design improve sql queries performance?
will database design improve sql queries performance?

Well, I get a number of questions on the relationship between learning and practicing better relational database design principles and writing better, faster or more efficient Sql queries.

In this post, I will answer all these questions or the variations of them that focus on the necessity of learning database design when all you want to do is to write sql queries!

Here are some of the variations of this question:

  1. Do I need to master relational database design in other to write better Sql queries?

Oracle Or Microsoft Access, Which Is Better?

Part 16 of 20 in the Series: Career Paths for Database Professionals
Oracle Or Microsoft Access, Which Is Better For Me?
Oracle Or Microsoft Access, Which Is Better For Me?

Are you matching your strengths to your opportunities or are you just being ideological … interested only in following your own ideas even when they won’t get you any results?

Here is a situation that illustrates the challenges of being ideological versus being results oriented. It is a situation that illustrates the challenges of learning an enterprise software like Oracle compared to a poor man’s database like Microsoft Access.

7 Top Database Careers In High Demand

Part 10 of 20 in the Series: Career Paths for Database Professionals
database careers in demand
database careers in demand

The 7 Top, In-Demand Database Careers

Database skills are foundational to jobs in the IT Industry.

By that, I mean whether you’re a business analyst, software tester, project manager, software developer or even a web designer, you’ll be using relational database and sql query writing skills at some time in your career.

Database or SQL skills are also important because they position you for multiple careers paths ranging from that of the database developer to the data mining professional.

What Is The Most Difficult Challenge Facing Your Career?

The Most Difficult Challenge Of My Career
The Most Difficult Challenge Of My Career

Hello,

“What is the most difficult challenge facing your career right now”?

Your most difficult challenge may be about how to get a job or how to improve your skills or how to get promoted on the job

Perhaps your most difficult challenge is about how to transition out of or into a business analyst or computer programming or database developer career.

Whatever your challenge is, just go ahead and post it as a comment on this page and I will deal with it for you.

How To Write Complicated Or Complex SQL Queries

Part 9 of 20 in the Series: Career Paths for Database Professionals
Master Complex SQL Queries
Master Complex SQL Queries

Many database professionals have a hard time writing complex, complicated or advanced SQL queries for the following reasons.

In a healthcare database project that I consulted on, I had to write fairly complicated and efficient SQL queries for physicians at several practices because of their specialized reporting requirements.

The real problem was not the complexity of the physicians database but it’s poor suitability to the physicians reporting needs.

Sticky: Learn Data Analysis Online – The Easy Way!

Part 1 of 13 in the Series: Data Analyst Jobs or Careers or Work
Learn Data Analysis The Easy Way!
Learn Data Analysis - The Easy Way!

Data Analyst Training Courses Are Usually Not Cheap …

But Now, By Using The Latest Advances In Technology …

Data Analysts May Get Trained At Home Or Office …

For A Fraction Of The Traditional Cost!

Full + Comprehensive Suite Of Data Analyst Courses In One Training Package!

  • Statistical Principles Course

  • Central Tendency & Dispersion Course

  • Goodness Of Fit Class

  • Curve Fitting Course

Learn SQL Online – The Easy Way!

Part 1 of 20 in the Series: Career Paths for Database Professionals
Learn Sql Online - The Easy Way!
Learn Sql Online - The Easy Way!

SQL Boot Camp is the hands-on, beginner to advanced level guide to learning SQL online.

You are shown, instructed or coached on how to write best-practice SQL code in an instructor-led, convenient and interactive web-based SQL course.

You gain mastery of SQL query writing, database design or database development by practicing as you learn from sql instructors using multiple videos, quizzes and hands-on database projects.

Why Learn SQL Online?

Databases are everywhere and virtually every firm or organization has multiple databases.

SQL – Third Most In-Demand Skill

Part 18 of 20 in the Series: Career Paths for Database Professionals

jobs-employment-recession

There is an article on Elance that says that SQL skills are currently the third, most in-demand skill on the Elance job network

Elance for those of you who’ve never heard of it, is one of the top job sites for freelancers or remote workers or offsite consultants

You may not have heard of Elance because you’ve always worked a full-time job and you don’t know much about the freelancing or moonlighting world or perhaps you have worked freelance jobs, but for some reason, have never heard of Elance.

SQL Interview Questions Part 1

If you want to master working with SQL or are preparing for a SQL Interview, you already know that answering SQL interview questions is key to getting hired for a SQL job.sql interview questions

What you may not know is that the importance of learning SQL Interview Questions goes beyond just getting a job!

Believe it or not, getting a SQL job is not as hard as keeping the job after you get it!

In this article I will share the most effective strategies for acing SQL interview questions, getting a job or keeping a SQL job after you get it!

How to Learn SQL or Databases

Part 5 of 20 in the Series: Career Paths for Database Professionals
How To Learn SQL or Databases Online
How To Learn SQL or Databases Online

The demand for SQL query writing or database skills is tied to the high demand for web, intranet and internet application development skills

Organizations invest in web projects because they need to automate their business operations as it grows in complexity, expands in size or becomes more profitable.

This post addresses the following questions:

  • Why is SQL query writing skills needed?
  • What do SQL query writers do?
  • How can you become a SQL query writer?