Quick Answer
Temporary tables exist only for the duration of a session (or transaction). CREATE TEMP TABLE temp_data (...). Automatically dropped when session ends. Not visible to other sessions. Useful for: staging intermediate results, breaking complex queries into steps, storing data for batch processing. Each session gets its own temp table namespace - no naming conflicts. Temp tables can have indexes.
Answer
Temporary tables exist only during a session and are used for intermediate data processing.
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Verified Answer
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