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Improve psql \d+ to show TOAST reloptions too. Per complaint from

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ITAGAKI Takahiro.
This commit is contained in:
Alvaro Herrera 2009-02-11 19:12:04 +00:00
parent 20a43b16b4
commit 787020fd3d
1 changed files with 46 additions and 11 deletions
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57
src/bin/psql/describe.c
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@ -8,7 +8,7 @@
*
* Copyright (c) 2000-2009, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/describe.c,v 1.198 2009/01/22 20:16:08 tgl Exp $
* $PostgreSQL: pgsql/src/bin/psql/describe.c,v 1.199 2009/02/11 19:12:04 alvherre Exp $
*/
#include "postgres_fe.h"
@ -909,16 +909,51 @@ describeOneTableDetails(const char *schemaname,
initPQExpBuffer(&tmpbuf);
/* Get general table info */
printfPQExpBuffer(&buf,
"SELECT relchecks, relkind, relhasindex, relhasrules, %s, "
"relhasoids"
"%s%s\n"
"FROM pg_catalog.pg_class WHERE oid = '%s'",
(pset.sversion >= 80400 ? "relhastriggers" : "reltriggers <> 0"),
(pset.sversion >= 80200 && verbose ?
", pg_catalog.array_to_string(reloptions, E', ')" : ",''"),
(pset.sversion >= 80000 ? ", reltablespace" : ""),
oid);
if (pset.sversion >= 80400)
{
printfPQExpBuffer(&buf,
"SELECT c.relchecks, c.relkind, c.relhasindex, c.relhasrules, "
"c.relhastriggers, c.relhasoids, "
"%s, c.reltablespace\n"
"FROM pg_catalog.pg_class c\n "
"LEFT JOIN pg_catalog.pg_class tc ON (c.reltoastrelid = tc.oid)\n"
"WHERE c.oid = '%s'\n",
(verbose ?
"pg_catalog.array_to_string(c.reloptions || "
"array(select 'toast.' || x from pg_catalog.unnest(tc.reloptions) x), ', ')\n"
: "''"),
oid);
}
else if (pset.sversion >= 80200)
{
printfPQExpBuffer(&buf,
"SELECT relchecks, relkind, relhasindex, relhasrules, "
"reltriggers <> 0, relhasoids, "
"%s, reltablespace\n"
"FROM pg_catalog.pg_class WHERE oid = '%s'",
(verbose ?
"pg_catalog.array_to_string(reloptions, E', ')" : ",''"),
oid);
}
else if (pset.sversion >= 80000)
{
printfPQExpBuffer(&buf,
"SELECT relchecks, relkind, relhasindex, relhasrules, "
"reltriggers <> 0, relhasoids, "
"'', reltablespace\n"
"FROM pg_catalog.pg_class WHERE oid = '%s'",
oid);
}
else
{
printfPQExpBuffer(&buf,
"SELECT relchecks, relkind, relhasindex, relhasrules, "
"reltriggers <> 0, relhasoids, "
"'', ''\n"
"FROM pg_catalog.pg_class WHERE oid = '%s'",
oid);
}
res = PSQLexec(buf.data, false);
if (!res)
goto error_return;