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Large number wiki dumps with reduced/changed db schema for pagelinks.sql.gz
Closed, DeclinedPublicBUG REPORT

Description

A larger number of pagelinks.sql.gz dumps of 2024-06-01 seem to only have three columns (https://www.mediawiki.org/wiki/Manual:Pagelinks_table)

I checked frwiki and it seems to run on MediaWiki 1.43.0-wmf.8.

Steps to replicate the issue (include links if applicable):

$ curl -s https://dumps.wikimedia.org/frwiki/20240601/frwiki-20240601-pagelinks.sql.gz | gunzip | head -n 35
-- MariaDB dump 10.19  Distrib 10.5.23-MariaDB, for debian-linux-gnu (x86_64)
--
-- Host: db1201    Database: frwiki
-- ------------------------------------------------------
-- Server version	10.6.16-MariaDB-log

/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;
/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
/*!40103 SET TIME_ZONE='+00:00' */;
/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;

--
-- Table structure for table `pagelinks`
--

DROP TABLE IF EXISTS `pagelinks`;
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `pagelinks` (
  `pl_from` int(8) unsigned NOT NULL DEFAULT 0,
  `pl_from_namespace` int(11) NOT NULL DEFAULT 0,
  `pl_target_id` bigint(20) unsigned NOT NULL,
  PRIMARY KEY (`pl_from`,`pl_target_id`),
  KEY `pl_target_id` (`pl_target_id`,`pl_from`),
  KEY `pl_backlinks_namespace_target_id` (`pl_from_namespace`,`pl_target_id`,`pl_from`)
) ENGINE=InnoDB DEFAULT CHARSET=binary;
/*!40101 SET character_set_client = @saved_cs_client */;

--

What happens?:

The columns pl_title and pl_namespace are missing. They were there in the 2024-05-01 dumps.

What should have happened instead?:

The columns would be there.

Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):

MediaWiki 1.43.0-wmf.8

Not all wikis seem to be affected. For example the English wikipedia has 5 columns as expected.

List of wikis where the issue could be verified for the 2024-06-01 dump:

aawiki
abwiki
acewiki
adywiki
afwiki
akwiki
alswiki
altwiki
amiwiki
amwiki
angwiki
anpwiki
anwiki
arcwiki
arwiki
arywiki
arzwiki
astwiki
aswiki
atjwiki
avkwiki
avwiki
awawiki
aywiki
azbwiki
azwiki
banwiki
barwiki
bat_smgwiki
bawiki
bbcwiki
bclwiki
bewiki
be_x_oldwiki
bhwiki
biwiki
bjnwiki
blkwiki
bmwiki
bnwiki
bowiki
bpywiki
brwiki
bswiki
bugwiki
bxrwiki
cawiki
cbk_zamwiki
cdowiki
cebwiki
cewiki
chowiki
chrwiki
chwiki
chywiki
ckbwiki
cowiki
crhwiki
crwiki
csbwiki
cuwiki
cvwiki
cywiki
dagwiki
dawiki
dewiki
dgawiki
dinwiki
diqwiki
dsbwiki
dtywiki
dvwiki
dzwiki
eewiki
elwiki
emlwiki
eswiki
etwiki
euwiki
extwiki
fatwiki
fawiki
ffwiki
fiu_vrowiki
fjwiki
fonwiki
fowiki
frpwiki
frrwiki
frwiki
furwiki
fywiki
gagwiki
ganwiki
gawiki
gcrwiki
gdwiki
glkwiki
glwiki
gnwiki
gomwiki
gorwiki
gotwiki
gpewiki
gucwiki
gurwiki
guwiki
guwwiki
gvwiki
hakwiki
hawiki
hawwiki
hewiki
hifwiki
hiwiki
hrwiki
hsbwiki
htwiki
huwiki
hywiki
hywwiki
iawiki
iewiki
igwiki
iiwiki
ikwiki
ilowiki
inhwiki
iowiki
iswiki
iuwiki
jamwiki
jawiki
jbowiki
jvwiki
kaawiki
kabwiki
kawiki
kbdwiki
kbpwiki
kcgwiki
kgwiki
kiwiki
kkwiki
klwiki
kmwiki
knwiki
koiwiki
kowiki
krcwiki
kshwiki
kswiki
kuwiki
kvwiki
kwwiki
kywiki
ladwiki
lawiki
lbewiki
lbwiki
lezwiki
lfnwiki
lgwiki
lijwiki
liwiki
lldwiki
lmowiki
lnwiki
lowiki
ltgwiki
ltwiki
lvwiki
madwiki
maiwiki
map_bmswiki
mdfwiki
mgwiki
mhrwiki
mhwiki
minwiki
miwiki
mkwiki
mlwiki
mniwiki
mnwiki
mnwwiki
mrjwiki
mrwiki
mswiki
mtwiki
muswiki
mwlwiki
myvwiki
mywiki
mznwiki
nahwiki
napwiki
nds_nlwiki
ndswiki
newiki
newwiki
ngwiki
niawiki
nnwiki
novwiki
nqowiki
nrmwiki
nsowiki
nvwiki
nywiki
ocwiki
olowiki
omwiki
orwiki
oswiki
pagwiki
pamwiki
papwiki
pawiki
pcdwiki
pcmwiki
pdcwiki
pflwiki
pihwiki
piwiki
pmswiki
pnbwiki
pntwiki
pswiki
pwnwiki
quwiki
rmwiki
rmywiki
rnwiki
roa_rupwiki
roa_tarawiki
rowiki
ruewiki
ruwiki
rwwiki
sahwiki
satwiki
sawiki
scnwiki
scowiki
scwiki
sdwiki
sewiki
sgwiki
shiwiki
shnwiki
shwiki
simplewiki
siwiki
skrwiki
skwiki
slwiki
smnwiki
smwiki
snwiki
sowiki
sqwiki
srnwiki
srwiki
sswiki
stqwiki
stwiki
suwiki
swwiki
szlwiki
szywiki
tawiki
taywiki
tcywiki
tetwiki
tewiki
tgwiki
tiwiki
tkwiki
tlwiki
tlywiki
tnwiki
towiki
tpiwiki
trvwiki
tswiki
ttwiki
tumwiki
twwiki
tyvwiki
tywiki
udmwiki
ugwiki
ukwiki
urwiki
uzwiki
vecwiki
vepwiki
vewiki
viwiki
vlswiki
vowiki
warwiki
wawiki
wowiki
wuuwiki
xalwiki
xhwiki
xmfwiki
yiwiki
yowiki
zawiki
zeawiki
zghwiki
zh_classicalwiki
zh_min_nanwiki
zh_yuewiki

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