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Interview experiences & questions tagged Database
What happens if there is a cache miss and the data is also not present in the main database? Explain the complete cache-miss process from the client request until the final response.
How does database indexing work internally, and which data structure is commonly used?
Given these two queries: `SELECT * FROM users WHERE email = '[email protected]';` and `SELECT * FROM users WHERE phone = '9876543210';`
Which columns would you give indexes to in a database, and why?
Design a database schema for a given scenario and explain your choices.
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