Improve psql \d output

Started by Christopher Kings-Lynneover 23 years ago3 messagespatches
Jump to latest
#1Christopher Kings-Lynne
chriskl@familyhealth.com.au

Example:

test=# \d test
Table "public.test"
Column | Type | Modifiers
--------+---------+-----------
a | integer | not null
Indexes:
"test_pkey" PRIMARY KEY btree (a)
Check Constraints:
"$2" CHECK (a > 1)
Foreign Key Constraints:
"$1" FOREIGN KEY (a) REFERENCES parent(b)
Rules:
myrule AS ON INSERT TO test DO INSTEAD NOTHING
Triggers:
"asdf asdf" AFTER INSERT OR DELETE ON test FOR EACH STATEMENT EXECUTE
PROCEDURE update_pg_pwd_and_pg_group(),
mytrigger AFTER INSERT OR DELETE ON test FOR EACH ROW EXECUTE PROCEDURE
update_pg_pwd_and_pg_group()

I have minimised the double quoting of identifiers as much as I could
easily, and I will submit another patch when I have time to work on it that
will use a 'fmtId' function to determine it exactly.

I think it's a significant improvement in legibility...

Obviously the table example above is slightly degenerate in that not many
tables in production have heaps of (non-constraint) triggers and rules.

Chris

Attachments:

describe.txttext/plain; name=describe.txtDownload+164-165
#2Bruce Momjian
bruce@momjian.us
In reply to: Christopher Kings-Lynne (#1)
Re: Improve psql \d output

Your patch has been added to the PostgreSQL unapplied patches list at:

http://momjian.postgresql.org/cgi-bin/pgpatches

I will try to apply it within the next 48 hours.

---------------------------------------------------------------------------

Christopher Kings-Lynne wrote:

Example:

test=# \d test
Table "public.test"
Column | Type | Modifiers
--------+---------+-----------
a | integer | not null
Indexes:
"test_pkey" PRIMARY KEY btree (a)
Check Constraints:
"$2" CHECK (a > 1)
Foreign Key Constraints:
"$1" FOREIGN KEY (a) REFERENCES parent(b)
Rules:
myrule AS ON INSERT TO test DO INSTEAD NOTHING
Triggers:
"asdf asdf" AFTER INSERT OR DELETE ON test FOR EACH STATEMENT EXECUTE
PROCEDURE update_pg_pwd_and_pg_group(),
mytrigger AFTER INSERT OR DELETE ON test FOR EACH ROW EXECUTE PROCEDURE
update_pg_pwd_and_pg_group()

I have minimised the double quoting of identifiers as much as I could
easily, and I will submit another patch when I have time to work on it that
will use a 'fmtId' function to determine it exactly.

I think it's a significant improvement in legibility...

Obviously the table example above is slightly degenerate in that not many
tables in production have heaps of (non-constraint) triggers and rules.

Chris

[ Attachment, skipping... ]

---------------------------(end of broadcast)---------------------------
TIP 3: if posting/reading through Usenet, please send an appropriate
subscribe-nomail command to majordomo@postgresql.org so that your
message can get through to the mailing list cleanly

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073
#3Bruce Momjian
bruce@momjian.us
In reply to: Christopher Kings-Lynne (#1)
Re: Improve psql \d output

Patch applied. Thanks.

---------------------------------------------------------------------------

Christopher Kings-Lynne wrote:

Example:

test=# \d test
Table "public.test"
Column | Type | Modifiers
--------+---------+-----------
a | integer | not null
Indexes:
"test_pkey" PRIMARY KEY btree (a)
Check Constraints:
"$2" CHECK (a > 1)
Foreign Key Constraints:
"$1" FOREIGN KEY (a) REFERENCES parent(b)
Rules:
myrule AS ON INSERT TO test DO INSTEAD NOTHING
Triggers:
"asdf asdf" AFTER INSERT OR DELETE ON test FOR EACH STATEMENT EXECUTE
PROCEDURE update_pg_pwd_and_pg_group(),
mytrigger AFTER INSERT OR DELETE ON test FOR EACH ROW EXECUTE PROCEDURE
update_pg_pwd_and_pg_group()

I have minimised the double quoting of identifiers as much as I could
easily, and I will submit another patch when I have time to work on it that
will use a 'fmtId' function to determine it exactly.

I think it's a significant improvement in legibility...

Obviously the table example above is slightly degenerate in that not many
tables in production have heaps of (non-constraint) triggers and rules.

Chris

[ Attachment, skipping... ]

---------------------------(end of broadcast)---------------------------
TIP 3: if posting/reading through Usenet, please send an appropriate
subscribe-nomail command to majordomo@postgresql.org so that your
message can get through to the mailing list cleanly

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073