SET mongodb read prefrences to primaryPreferred
Signed-off-by:zhangwen <zw373200230@gmail.com>
SET mongodb read prefrences to primaryPreferred
Signed-off-by:zhangwen <zw373200230@gmail.com>
SET mongodb read prefrences to primaryPreferred
Signed-off-by:zhangwen <zw373200230@gmail.com>
SET mongodb read prefrences to primaryPreferred
Signed-off-by:zhangwen <zw373200230@gmail.com>