PostgreSQL - JSON and JSONB
Which PostgreSQL data type is better suited for fast querying and indexing of JSON data?
Which PostgreSQL data type is better suited for fast querying and indexing of JSON data?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify data types optimized for JSON querying
jsonbis designed for efficient querying and supports indexes like GIN.Step 2: Compare with other types
jsonstores plain text and is slower for queries;textandxmlare not optimized for JSON querying.Final Answer:
jsonbis better suited for fast querying and indexing. -> Option BQuick Check:
Best for JSON indexing = B [OK]
Quick Trick: Use jsonb for fast JSON queries and indexing [OK]
Common Mistakes:
- Choosing json instead of jsonb for indexing
- Confusing xml with JSON types
- Assuming text type is optimized for JSON
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