diff options
Diffstat (limited to 'contrib/spi/timetravel.c')
| -rw-r--r-- | contrib/spi/timetravel.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/contrib/spi/timetravel.c b/contrib/spi/timetravel.c index 577767d81f..03291fae9d 100644 --- a/contrib/spi/timetravel.c +++ b/contrib/spi/timetravel.c @@ -47,17 +47,17 @@ static EPlan *find_plan(char *ident, EPlan **eplan, int *nplans); /* * timetravel () -- - * 1. IF an update affects tuple with stop_date eq INFINITY + * 1. IF an update affects tuple with stop_date eq INFINITY * then form (and return) new tuple with start_date eq current date * and stop_date eq INFINITY [ and update_user eq current user ] * and all other column values as in new tuple, and insert tuple * with old data and stop_date eq current date * ELSE - skip updation of tuple. - * 2. IF an delete affects tuple with stop_date eq INFINITY + * 2. IF an delete affects tuple with stop_date eq INFINITY * then insert the same tuple with stop_date eq current date * [ and delete_user eq current user ] * ELSE - skip deletion of tuple. - * 3. On INSERT, if start_date is NULL then current date will be + * 3. On INSERT, if start_date is NULL then current date will be * inserted, if stop_date is NULL then INFINITY will be inserted. * [ and insert_user eq current user, update_user and delete_user * eq NULL ] |