Computer ScienceChapter 12: Using Queries in Access
Select Queries
A select query combines fields from one or more related tables without changing the stored records.
Learning objectives
- Define and explain select queries in clear language.
- Use the important technical terms accurately.
- Describe the working process in the correct order.
- Apply the concept to a realistic computing example.
- Test or evaluate the result and state a limitation.
Definition
A select query combines fields from one or more related tables without changing the stored records.
Important terms
- Select queries
- A select query combines fields from one or more related tables without changing the stored records.
- Select
- A select query combines fields from one or more related tables without changing the stored records.
- queries
- A select query combines fields from one or more related tables without changing the stored records.
Overview
Learn the concept through terminology and working:
Terminology and Concept
Terminology: use Select queries, Select, queries precisely. Define each term before using it in an explanation, algorithm, program, or comparison.
Examples A select query combines fields from one or more related tables without changing the stored records.
Working and Application
Working method: first identify the input or starting state for select queries; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
Examples Example: apply select queries to a small school, home, or software problem and trace the result.
CONCEPT — What it means
A select query combines fields from one or more related tables without changing the stored records.
TERMINOLOGY — Words to use
Terminology: use Select queries, Select, queries precisely. Define each term before using it in an explanation, algorithm, program, or comparison.
WORKING — How it operates
Working method: first identify the input or starting state for select queries; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
EXAMPLE — Apply it
Example: apply select queries to a small school, home, or software problem and trace the result.
In simple words
Do not memorise the name 'Select queries' without explaining what information enters, what process occurs, and what result is produced.
Key points
- Select queries
- Select
- queries
Exam preparation
Exam Focus
Quick revision
Revision Zone
Review the key facts, formulas and checks before you move on.Select Queries
Sticky Notes · Quick Revision
Concept
- A select query combines fields from one or more related tables without changing the stored records.
Terminology
- Terminology: use Select queries, Select, queries precisely. Define each term before using it in an explanation, algorithm, program, or comparison.
Working
- Working method: first identify the input or starting state for select queries; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
Example
- Example: apply select queries to a small school, home, or software problem and trace the result.
Common Mistake
- Do not memorise the name 'Select queries' without explaining what information enters, what process occurs, and what result is produced.
Exam Tip
- Define the concept, name its parts, explain the working in order, then add and trace one correct example.
60-second revision
- A select query combines fields from one or more related tables without changing the stored records.
- Working method: first identify the input or starting state for select queries; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
- Example: apply select queries to a small school, home, or software problem and trace the result.
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