Elasticsearch - Kibana and Visualization
Which of the following is the correct Elasticsearch aggregation type to use for a bar chart showing counts per category?
Which of the following is the correct Elasticsearch aggregation type to use for a bar chart showing counts per category?
easy📝 Syntax Q12 of Q15
Step-by-Step Solution
Solution:
Step 1: Identify aggregation for categories
Terms aggregation groups data by unique values, perfect for categories.Step 2: Match aggregation to bar chart data
Bar charts often show counts per category, so terms aggregation is correct.Final Answer:
terms aggregation -> Option AQuick Check:
Category counts = terms aggregation [OK]
Quick Trick: Use terms aggregation for category counts [OK]
Common Mistakes:
MISTAKES- Using avg or max aggregation for counts
- Choosing date_histogram for non-date data
- Confusing aggregation types
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