This command resets the session state (variables, tables, etc.) to its initial values without closing the connection.
COM_RESET_CONNECTION resets a connection without reauthentication.
The command does this:
Roll back any open transactions.
Reset transaction isolation level.
Rset session variables.
Delete user variables.
Remove temporary tables.
Remove all PREPARE statements.
Database will NOT be reset to initial value.
0x1f : COM_RESET_CONNECTION Header
or
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