pg_dump: Allow dumping default collation

This will not work on restore, but it will allow dumping out pg_catalog
for research and documentation.

Reported-by: Neil Anderson <neil.t.anderson@gmail.com>
Bug: #14701

diff --git a/src/bin/pg_dump/pg_dump.c b/src/bin/pg_dump/pg_dump.c
index 0b1574d401ff6e9b49482ab175fbd97df4ba1403..1bec66ebbb60e7c8cbc9014b3809488594af4e05 100644 (file)
--- a/src/bin/pg_dump/pg_dump.c
+++ b/src/bin/pg_dump/pg_dump.c
@@ -13073,6 +13073,9 @@ dumpCollation(Archive *fout, CollInfo *collinfo)
                appendPQExpBufferStr(q, "libc");
        else if (collprovider[0] == 'i')
                appendPQExpBufferStr(q, "icu");
+       else if (collprovider[0] == 'd')
+               /* to allow dumping pg_catalog; not accepted on input */
+               appendPQExpBufferStr(q, "default");
        else
                exit_horribly(NULL,
                                          "unrecognized collation provider: %s\n",