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SQL for Business Analysts (Beginner)

How Relational Databases Think

SELECT, WHERE and ORDER BY

SELECT, WHERE and ORDER BY: Going Deeper

SELECT, WHERE and ORDER BY: Common Pitfalls

SELECT, WHERE and ORDER BY — Knowledge Check

Joining Tables Together

Joining Tables Together: Worked Example

Joining Tables Together: Key Concepts in Practice

Joining Tables Together: Hands-On Exercise

Aggregation and Grouping

Aggregation and Grouping: Going Deeper

Aggregation and Grouping: Hands-On Exercise

Subqueries and Common Table Expressions

Subqueries and Common Table Expressions: Checklist and Recap

SQL for Business Analysts — Final Assessment

SQL for Business Analysts — Final Assessment

SQL for Business Analysts (Beginner)
SQL for Business Analysts — Final Assessment

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Question 1 of 4

1. Question

Applying a technique without checking whether it fits the situation.
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Reviewing your work against the lesson checklist.
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Asking clarifying questions early.
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Practising with small examples first.
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Question 2 of 4

2. Question

Start from fundamentals, then build complexity deliberately.
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Start with the most complex case available.
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Avoid fundamentals and learn only shortcuts.
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Memorise steps without understanding them.
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Question 3 of 4

3. Question

It is a core principle covered in this lesson.
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It is unrelated to the topic of this course.
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It only applies to advanced practitioners.
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It was explicitly described as a common myth.
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Question 4 of 4

4. Question

Because errors are cheaper to fix when caught early.
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Because review is required by law.
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Because it makes the work take longer.
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Because reviewing replaces the need to practise.
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