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MDEV-11628 mysql.slow_log reports incorrect start time

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use thd->start_time for the "start_time" column of the slow_log table.
"current_time" here refers to the current_time() function return value
not to the actual *current* time.

also fixes
MDEV-33267 User with minimal permissions can intentionally corrupt mysql.slow_log table
This commit is contained in:
Sergei Golubchik
2024-01-21 23:28:54 +01:00
parent db9fad1562
commit dcb814c44e
3 changed files with 47 additions and 1 deletions
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2
sql/log.cc
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@ -1334,7 +1334,7 @@ bool LOGGER::slow_log_print(THD *thd, const char *query, size_t query_length,
query_utime= (current_utime - thd->start_utime);
lock_utime= (thd->utime_after_lock - thd->start_utime);
my_hrtime_t current_time= { hrtime_from_time(thd->start_time) +
thd->start_time_sec_part + query_utime };
thd->start_time_sec_part };
if (!query || thd->get_command() == COM_STMT_PREPARE)
{