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Diffstat (limited to 'src/bin/pg_dump/pg_dump.c')
-rw-r--r--src/bin/pg_dump/pg_dump.c104
1 files changed, 98 insertions, 6 deletions
diff --git a/src/bin/pg_dump/pg_dump.c b/src/bin/pg_dump/pg_dump.c
index 5c51c789fb3..49f0ee886af 100644
--- a/src/bin/pg_dump/pg_dump.c
+++ b/src/bin/pg_dump/pg_dump.c
@@ -3447,6 +3447,55 @@ dumpPolicy(Archive *fout, PolicyInfo *polinfo)
free(qtabname);
}
+/*
+ * Given a "create query", append as many ALTER ... DEPENDS ON EXTENSION as
+ * the object needs.
+ */
+static void
+append_depends_on_extension(Archive *fout,
+ PQExpBuffer create,
+ DumpableObject *dobj,
+ const char *catalog,
+ const char *keyword,
+ const char *objname)
+{
+ if (dobj->depends_on_ext)
+ {
+ char *nm;
+ PGresult *res;
+ PQExpBuffer query;
+ int ntups;
+ int i_extname;
+ int i;
+
+ /* dodge fmtId() non-reentrancy */
+ nm = pg_strdup(objname);
+
+ query = createPQExpBuffer();
+ appendPQExpBuffer(query,
+ "SELECT e.extname "
+ "FROM pg_catalog.pg_depend d, pg_catalog.pg_extension e "
+ "WHERE d.refobjid = e.oid AND classid = '%s'::pg_catalog.regclass "
+ "AND objid = '%u'::pg_catalog.oid AND deptype = 'x' "
+ "AND refclassid = 'pg_catalog.pg_extension'::pg_catalog.regclass",
+ catalog,
+ dobj->catId.oid);
+ res = ExecuteSqlQuery(fout, query->data, PGRES_TUPLES_OK);
+ ntups = PQntuples(res);
+ i_extname = PQfnumber(res, "extname");
+ for (i = 0; i < ntups; i++)
+ {
+ appendPQExpBuffer(create, "ALTER %s %s DEPENDS ON EXTENSION %s;\n",
+ keyword, nm,
+ fmtId(PQgetvalue(res, i, i_extname)));
+ }
+
+ PQclear(res);
+ pg_free(nm);
+ }
+}
+
+
static void
binary_upgrade_set_type_oids_by_type_oid(Archive *fout,
PQExpBuffer upgrade_buffer,
@@ -11847,6 +11896,12 @@ dumpFunc(Archive *fout, FuncInfo *finfo)
appendPQExpBuffer(q, "\n %s;\n", asPart->data);
+ append_depends_on_extension(fout, q, &finfo->dobj,
+ "pg_catalog.pg_proc", "FUNCTION",
+ psprintf("%s.%s",
+ fmtId(finfo->dobj.namespace->dobj.name),
+ funcsig));
+
if (dopt->binary_upgrade)
binary_upgrade_extension_member(q, &finfo->dobj,
"FUNCTION", funcsig,
@@ -15515,6 +15570,14 @@ dumpTableSchema(Archive *fout, TableInfo *tbinfo)
else
appendPQExpBufferStr(q, ";\n");
+ /* Materialized views can depend on extensions */
+ if (tbinfo->relkind == RELKIND_MATVIEW)
+ append_depends_on_extension(fout, q, &tbinfo->dobj,
+ "pg_catalog.pg_class",
+ tbinfo->relkind == RELKIND_MATVIEW ?
+ "MATERIALIZED VIEW" : "INDEX",
+ qualrelname);
+
/*
* To create binary-compatible heap files, we have to ensure the same
* physical column order, including dropped columns, as in the
@@ -15962,6 +16025,7 @@ dumpIndex(Archive *fout, IndxInfo *indxinfo)
PQExpBuffer q;
PQExpBuffer delq;
char *qindxname;
+ char *qqindxname;
if (dopt->dataOnly)
return;
@@ -15970,6 +16034,7 @@ dumpIndex(Archive *fout, IndxInfo *indxinfo)
delq = createPQExpBuffer();
qindxname = pg_strdup(fmtId(indxinfo->dobj.name));
+ qqindxname = pg_strdup(fmtQualifiedDumpable(indxinfo));
/*
* If there's an associated constraint, don't dump the index per se, but
@@ -16003,6 +16068,11 @@ dumpIndex(Archive *fout, IndxInfo *indxinfo)
qindxname);
}
+ /* Indexes can depend on extensions */
+ append_depends_on_extension(fout, q, &indxinfo->dobj,
+ "pg_catalog.pg_class",
+ "INDEX", qqindxname);
+
/* If the index defines identity, we need to record that. */
if (indxinfo->indisreplident)
{
@@ -16013,8 +16083,7 @@ dumpIndex(Archive *fout, IndxInfo *indxinfo)
qindxname);
}
- appendPQExpBuffer(delq, "DROP INDEX %s;\n",
- fmtQualifiedDumpable(indxinfo));
+ appendPQExpBuffer(delq, "DROP INDEX %s;\n", qqindxname);
if (indxinfo->dobj.dump & DUMP_COMPONENT_DEFINITION)
ArchiveEntry(fout, indxinfo->dobj.catId, indxinfo->dobj.dumpId,
@@ -16040,6 +16109,7 @@ dumpIndex(Archive *fout, IndxInfo *indxinfo)
destroyPQExpBuffer(q);
destroyPQExpBuffer(delq);
free(qindxname);
+ free(qqindxname);
}
/*
@@ -16153,6 +16223,11 @@ dumpConstraint(Archive *fout, ConstraintInfo *coninfo)
fmtId(indxinfo->dobj.name));
}
+ /* Indexes can depend on extensions */
+ append_depends_on_extension(fout, q, &indxinfo->dobj,
+ "pg_catalog.pg_class", "INDEX",
+ fmtQualifiedDumpable(indxinfo));
+
appendPQExpBuffer(delq, "ALTER TABLE ONLY %s ",
fmtQualifiedDumpable(tbinfo));
appendPQExpBuffer(delq, "DROP CONSTRAINT %s;\n",
@@ -16632,6 +16707,7 @@ dumpTrigger(Archive *fout, TriggerInfo *tginfo)
PQExpBuffer query;
PQExpBuffer delqry;
PQExpBuffer trigprefix;
+ PQExpBuffer trigidentity;
char *qtabname;
char *tgargs;
size_t lentgargs;
@@ -16649,13 +16725,14 @@ dumpTrigger(Archive *fout, TriggerInfo *tginfo)
query = createPQExpBuffer();
delqry = createPQExpBuffer();
trigprefix = createPQExpBuffer();
+ trigidentity = createPQExpBuffer();
qtabname = pg_strdup(fmtId(tbinfo->dobj.name));
- appendPQExpBuffer(delqry, "DROP TRIGGER %s ",
- fmtId(tginfo->dobj.name));
- appendPQExpBuffer(delqry, "ON %s;\n",
- fmtQualifiedDumpable(tbinfo));
+ appendPQExpBuffer(trigidentity, "%s ", fmtId(tginfo->dobj.name));
+ appendPQExpBuffer(trigidentity, "ON %s", fmtQualifiedDumpable(tbinfo));
+
+ appendPQExpBuffer(delqry, "DROP TRIGGER %s;\n", trigidentity->data);
if (tginfo->tgdef)
{
@@ -16782,6 +16859,11 @@ dumpTrigger(Archive *fout, TriggerInfo *tginfo)
appendPQExpBufferStr(query, ");\n");
}
+ /* Triggers can depend on extensions */
+ append_depends_on_extension(fout, query, &tginfo->dobj,
+ "pg_catalog.pg_trigger", "TRIGGER",
+ trigidentity->data);
+
if (tginfo->tgenabled != 't' && tginfo->tgenabled != 'O')
{
appendPQExpBuffer(query, "\nALTER TABLE %s ",
@@ -16831,6 +16913,7 @@ dumpTrigger(Archive *fout, TriggerInfo *tginfo)
destroyPQExpBuffer(query);
destroyPQExpBuffer(delqry);
destroyPQExpBuffer(trigprefix);
+ destroyPQExpBuffer(trigidentity);
free(qtabname);
}
@@ -17502,6 +17585,15 @@ getDependencies(Archive *fout)
}
/*
+ * For 'x' dependencies, mark the object for later; we still add the
+ * normal dependency, for possible ordering purposes. Currently
+ * pg_dump_sort.c knows to put extensions ahead of all object types
+ * that could possibly depend on them, but this is safer.
+ */
+ if (deptype == 'x')
+ dobj->depends_on_ext = true;
+
+ /*
* Ordinarily, table rowtypes have implicit dependencies on their
* tables. However, for a composite type the implicit dependency goes
* the other way in pg_depend; which is the right thing for DROP but
generated by cgit v1.2.3 (git 2.46.0) at 2025-09-05 16:35:20 +0000