Without an index, this query takes 15 seconds. To accelerate it, we can create a B-Tree index on timestamp.
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In that way, the game night is load-bearing for the friendship.
Office workers nowadays are doing more work with their new machines. But that productivity usually encourages managers to add more assignments in the belief that the machines and the people using them are capable of handling the load. To ensure that the extra work is done, some companies are using computers to monitor the people using the computers.。关于这个话题，官网提供了深入分析