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psql: add separate \d display for disabled system triggers

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Previously if you disabled all triggers, only user triggers would
show as disabled

Per report from Andres Freund
This commit is contained in:
Bruce Momjian 2014-02-24 12:44:55 -05:00
parent d613861b95
commit 4bad548d98
1 changed files with 27 additions and 9 deletions
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36
src/bin/psql/describe.c
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@ -2090,15 +2090,19 @@ describeOneTableDetails(const char *schemaname,
printfPQExpBuffer(&buf,
"SELECT t.tgname, "
"pg_catalog.pg_get_triggerdef(t.oid%s), "
"t.tgenabled\n"
"t.tgenabled, %s\n"
"FROM pg_catalog.pg_trigger t\n"
"WHERE t.tgrelid = '%s' AND ",
(pset.sversion >= 90000 ? ", true" : ""),
oid);
(pset.sversion >= 90000 ? "t.tgisinternal" :
pset.sversion >= 80300 ?
"t.tgconstraint <> 0 AS tgisinternal" :
"false AS tgisinternal"), oid);
if (pset.sversion >= 90000)
appendPQExpBufferStr(&buf, "NOT t.tgisinternal");
/* display/warn about disabled internal triggers */
appendPQExpBuffer(&buf, "(NOT t.tgisinternal OR (t.tgisinternal AND t.tgenabled = 'D'))");
else if (pset.sversion >= 80300)
appendPQExpBufferStr(&buf, "t.tgconstraint = 0");
appendPQExpBufferStr(&buf, "(t.tgconstraint = 0 OR (t.tgconstraint <> 0 AND t.tgenabled = 'D'))");
else
appendPQExpBufferStr(&buf,
"(NOT tgisconstraint "
@ -2124,7 +2128,7 @@ describeOneTableDetails(const char *schemaname,
* disabled triggers and the two special ALWAYS and REPLICA
* configurations.
*/
for (category = 0; category < 4; category++)
for (category = 0; category <= 4; category++)
{
have_heading = false;
for (i = 0; i < tuples; i++)
@ -2133,11 +2137,13 @@ describeOneTableDetails(const char *schemaname,
const char *tgdef;
const char *usingpos;
const char *tgenabled;
const char *tgisinternal;
/*
* Check if this trigger falls into the current category
*/
tgenabled = PQgetvalue(result, i, 2);
tgisinternal = PQgetvalue(result, i, 3);
list_trigger = false;
switch (category)
{
@ -2146,14 +2152,20 @@ describeOneTableDetails(const char *schemaname,
list_trigger = true;
break;
case 1:
if (*tgenabled == 'D' || *tgenabled == 'f')
if ((*tgenabled == 'D' || *tgenabled == 'f') &&
*tgisinternal == 'f')
list_trigger = true;
break;
case 2:
if (*tgenabled == 'A')
if ((*tgenabled == 'D' || *tgenabled == 'f') &&
*tgisinternal == 't')
list_trigger = true;
break;
case 3:
if (*tgenabled == 'A')
list_trigger = true;
break;
case 4:
if (*tgenabled == 'R')
list_trigger = true;
break;
@ -2170,12 +2182,18 @@ describeOneTableDetails(const char *schemaname,
printfPQExpBuffer(&buf, _("Triggers:"));
break;
case 1:
printfPQExpBuffer(&buf, _("Disabled triggers:"));
if (pset.sversion >= 80300)
printfPQExpBuffer(&buf, _("Disabled user triggers:"));
else
printfPQExpBuffer(&buf, _("Disabled triggers:"));
break;
case 2:
printfPQExpBuffer(&buf, _("Triggers firing always:"));
printfPQExpBuffer(&buf, _("Disabled internal triggers:"));
break;
case 3:
printfPQExpBuffer(&buf, _("Triggers firing always:"));
break;
case 4:
printfPQExpBuffer(&buf, _("Triggers firing on replica only:"));
break;