+ "<thread-id>\n\n"
+ "\t\tShow the thread with the given thread ID (see 'search')." },
+ { "dump", dump_command,
+ "[<filename>]\n\n"
+ "\t\tCreate a plain-text dump of the tags for each message\n"
+ "\t\twriting to the given filename, if any, or to stdout.\n"
+ "\t\tThese tags are the only data in the notmuch database\n"
+ "\t\tthat can't be recreated from the messages themselves.\n"
+ "\t\tThe output of notmuch dump is therefore the only\n"
+ "\t\tcritical thing to backup (and much more friendly to\n"
+ "\t\tincremental backup than the native database files." },
+ { "restore", restore_command,
+ "<filename>\n\n"
+ "\t\tRestore the tags from the given dump file (see 'dump')." }