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authorStephen Frost <sfrost@snowman.net>2016-12-21 13:47:28 -0500
committerStephen Frost <sfrost@snowman.net>2016-12-21 13:47:28 -0500
commit1f2cfd26f50d3a7d885961aa68361d40d7753949 (patch)
treec67a62810bb38bfb35209964a0c866e1fd1a6484 /src
parentfc03f7dd195fba5ff3abd222d7e7d4a8e3a63341 (diff)
Fix dumping of casts and transforms using built-in functions
In pg_dump.c dumpCast() and dumpTransform(), we would happily ignore the cast or transform if it happened to use a built-in function because we weren't including the information about built-in functions when querying pg_proc from getFuncs(). Modify the query in getFuncs() to also gather information about functions which are used by user-defined casts and transforms (where "user-defined" means "has an OID >= FirstNormalObjectId"). This also adds to the TAP regression tests for 9.6 and master to cover these types of objects. Back-patch all the way for casts, back to 9.5 for transforms. Discussion: https://www.postgresql.org/message-id/flat/20160504183952.GE10850%40tamriel.snowman.net
Diffstat (limited to 'src')
-rw-r--r--src/bin/pg_dump/pg_dump.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/src/bin/pg_dump/pg_dump.c b/src/bin/pg_dump/pg_dump.c
index 2f1ef6cb1b4..466a3739857 100644
--- a/src/bin/pg_dump/pg_dump.c
+++ b/src/bin/pg_dump/pg_dump.c
@@ -4204,7 +4204,9 @@ getFuncs(Archive *fout, int *numFuncs)
* 3. Otherwise, we normally exclude functions in pg_catalog. However, if
* they're members of extensions and we are in binary-upgrade mode then
* include them, since we want to dump extension members individually in
- * that mode.
+ * that mode. Also, if they are used by casts then we need to gather the
+ * information about them, though they won't be dumped if they are
+ * built-in.
*/
if (fout->remoteVersion >= 70300)
@@ -4226,7 +4228,11 @@ getFuncs(Archive *fout, int *numFuncs)
"\n AND ("
"\n pronamespace != "
"(SELECT oid FROM pg_namespace "
- "WHERE nspname = 'pg_catalog')");
+ "WHERE nspname = 'pg_catalog')"
+ "\n OR EXISTS (SELECT 1 FROM pg_cast"
+ "\n WHERE pg_cast.oid > '%u'::oid"
+ "\n AND p.oid = pg_cast.castfunc)",
+ g_last_builtin_oid);
if (binary_upgrade && fout->remoteVersion >= 90100)
appendPQExpBuffer(query,
"\n OR EXISTS(SELECT 1 FROM pg_depend WHERE "
@@ -10170,7 +10176,8 @@ dumpCast(Archive *fout, CastInfo *cast)
{
funcInfo = findFuncByOid(cast->castfunc);
if (funcInfo == NULL)
- return;
+ exit_horribly(NULL, "unable to find function definition for OID %u",
+ cast->castfunc);
}
/*