postgresql/src/backend/utils
Bruce Momjian 38fb906f93 > Joe Conway <mail@joeconway.com> writes:
>>ISTM that "source" is worth knowing.
>
> Hm, possibly.  Any other opinions?

This version has the seven fields I proposed, including "source". Here's
an example that shows why I think it's valuable:

regression=# \x
Expanded display is on.
regression=# select * from pg_settings where name = 'enable_seqscan';
-[ RECORD 1 ]-----------
name    | enable_seqscan
setting | on
context | user
vartype | bool
source  | default
min_val |
max_val |

regression=# update pg_settings set setting = 'off' where name =
'enable_seqscan';
-[ RECORD 1 ]---
set_config | off

regression=# select * from pg_settings where name = 'enable_seqscan';
-[ RECORD 1 ]-----------
name    | enable_seqscan
setting | off
context | user
vartype | bool
source  | session
min_val |
max_val |

regression=# alter user postgres set enable_seqscan to 'off';
ALTER USER

(log out and then back in again)

regression=# \x
Expanded display is on.
regression=# select * from pg_settings where name = 'enable_seqscan';
-[ RECORD 1 ]-----------
name    | enable_seqscan
setting | off
context | user
vartype | bool
source  | user
min_val |
max_val |

In the first case, enable_seqscan is set to its default value. After
setting it to off, it is obvious that the value has been changed for the
session only. In the third case, you can see that the value has been set
specifically for the user.

Joe Conway
2003-07-27 04:35:54 +00:00
..
adt This makes the initcap function compatible with Oracle 9i, it has been 2003-07-27 03:16:20 +00:00
cache Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
error Error message editing in backend/libpq, backend/postmaster, backend/tcop. 2003-07-22 19:00:12 +00:00
fmgr Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
hash Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
init Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
mb Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
misc > Joe Conway <mail@joeconway.com> writes: 2003-07-27 04:35:54 +00:00
mmgr Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
sort Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
time Error message editing in backend/utils (except /adt). 2003-07-25 20:18:01 +00:00
.cvsignore
Gen_fmgrtab.sh
Makefile