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Whether slow query is enabled or not

Select @ @ log_slow_queries

Slow query time

Select @ @ long_query_time

Error file address

Select @ @ log_error

Data file address

Select @ @ datadir

Statements that do not use the index are recorded to the slow query log file

Show variables like 'log_queries_not_using_indexes'

Get the statement to create the table

Show create table .slow _ log

Query log

Mysql.general_log

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