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From: Gilles Darold <gilles.darold@dalibo.com>
To: pgsql-hackers@lists.postgresql.org
Subject: [patch] Bug in pg_dump/pg_restore using --no-publication
Date: Fri, 21 Sep 2018 17:44:02 +0200
Message-ID: <3f48e812-b0fa-388e-2043-9a176bdee27e@dalibo.com> (raw)

Hi,


Attached is a patch that fixes a bug in pg_dump since 10.0 and
reproducible in master. When using option --no-publication : ALTER
PUBLICATION orders are still present in the dump.


Steps to reproduce:

postgres=# CREATE DATABASE test;
CREATE DATABASE
postgres=# \c test
You are now connected to database "test" as user "postgres".
test=# create table t1 (id integer);
CREATE TABLE
test=# CREATE PUBLICATION p1 FOR TABLE t1;
CREATE PUBLICATION
test=# CREATE PUBLICATION p_all FOR ALL TABLES;
CREATE PUBLICATION
test=# CREATE PUBLICATION p_insert_only FOR TABLE t1 WITH (publish =
'insert');
CREATE PUBLICATION
test=# \q

$ pg_dump -p 5400 --no-publication test | grep PUBLICATION
-- Name: p1 t1; Type: PUBLICATION TABLE; Schema: public; Owner:
ALTER PUBLICATION p1 ADD TABLE ONLY public.t1;
-- Name: p_insert_only t1; Type: PUBLICATION TABLE; Schema: public; Owner:
ALTER PUBLICATION p_insert_only ADD TABLE ONLY public.t1;


pg_restore suffers the same problem:

pg_restore --no-publication test.dump | grep PUBLICATION
-- Name: p1 t1; Type: PUBLICATION TABLE; Schema: public; Owner:
ALTER PUBLICATION p1 ADD TABLE ONLY public.t1;
-- Name: p_insert_only t1; Type: PUBLICATION TABLE; Schema: public; Owner:
ALTER PUBLICATION p_insert_only ADD TABLE ONLY public.t1;

pg_restore --no-publication test.dump -l test.dump| grep PUBLICATION
2230; 6106 16389 PUBLICATION TABLE public p1 t1
2231; 6106 16392 PUBLICATION TABLE public p_insert_only t1


Should I add it to current commitfest ?


-- 
Gilles Darold
Consultant PostgreSQL
http://dalibo.com - http://dalibo.org

Attachments:

patch_pg_dump_option_no_publication-v1.diff (text/x-patch, 1.3K) download diff --git a/src/bin/pg_dump/pg_backup_archiver.c b/src/bin/pg_dump/pg_backup_archiver.c index 7d1d439ba2..2e86664c17 100644 --- a/src/bin/pg_dump/pg_backup_archiver.c +++ b/src/bin/pg_dump/pg_backup_archiver.c @@ -2920,7 +2920,8 @@ _tocEntryRequired(TocEntry *te, teSection curSection, ArchiveHandle *AH) return 0; /* If it's a publication, maybe ignore it */ - if (ropt->no_publications && strcmp(te->desc, "PUBLICATION") == 0) + if (ropt->no_publications && (strcmp(te->desc, "PUBLICATION") == 0 + || strcmp(te->desc, "PUBLICATION TABLE") == 0)) return 0; /* If it's a security label, maybe ignore it */ diff --git a/src/bin/pg_dump/pg_dump.c b/src/bin/pg_dump/pg_dump.c index 0687a81914..c8d01ed4a4 100644 --- a/src/bin/pg_dump/pg_dump.c +++ b/src/bin/pg_dump/pg_dump.c @@ -3907,6 +3907,7 @@ getPublicationTables(Archive *fout, TableInfo tblinfo[], int numTables) PQExpBuffer query; PGresult *res; PublicationRelInfo *pubrinfo; + DumpOptions *dopt = fout->dopt; int i_tableoid; int i_oid; int i_pubname; @@ -3914,7 +3915,7 @@ getPublicationTables(Archive *fout, TableInfo tblinfo[], int numTables) j, ntups; - if (fout->remoteVersion < 100000) + if (dopt->no_publications || fout->remoteVersion < 100000) return; query = createPQExpBuffer();

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Also on:    postgresql.org/message-id/3f48e812-b0fa-388e-2043-9a176bdee27e@dalibo.com

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  To: pgsql-hackers@postgresql.org
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  Subject: Re: [patch] Bug in pg_dump/pg_restore using --no-publication
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