Bug #3285 Crash on some complex queries w/ unnamed views
Submitted: 24 Mar 2004 9:26 Modified: 24 Mar 2004 17:39
Reporter: [ name withheld ] Email Updates:
Status: Can't repeat Impact on me:
None 
Category:MySQL Server Severity:S2 (Serious)
Version:4.1.1 OS:Linux (Linux)
Assigned to: Dean Ellis CPU Architecture:Any

[24 Mar 2004 9:26] [ name withheld ]
Description:
When running some complex / long queries, especially including unnamed views, 
the server may crash. 
It appears with 4.1.1 , and occurs with 5.0.0 too. 
Doesn't care if there's any data or not in the tables. 
 

How to repeat:
DROP TABLE IF EXISTS da4paletier; 
CREATE TABLE da4paletier ( 
  raccrochage int(11) NOT NULL default '0', 
  palette varchar(8) NOT NULL default '', 
  adresse varchar(6) NOT NULL default '', 
  no_dam_lig varchar(9) NOT NULL default '', 
  artrefdist varchar(10) NOT NULL default '', 
  bain varchar(10) NOT NULL default '', 
  no_oa varchar(8) NOT NULL default '', 
  particularite char(2) NOT NULL default '', 
  date_reception datetime NOT NULL default '0000-00-00 00:00:00', 
  reservation varchar(16) NOT NULL default '', 
  qte_disp decimal(8,1) NOT NULL default '0.0', 
  qte_affectee decimal(8,1) NOT NULL default '0.0', 
  longpiece int(11) NOT NULL default '0', 
  nb_pieces int(11) NOT NULL default '0', 
  picking_flottant char(1) NOT NULL default '', 
  code_fournisseur varchar(4) NOT NULL default '', 
  origine_mouvement varchar(10) NOT NULL default '', 
  unite_condit decimal(6,2) NOT NULL default '0.00', 
  PRIMARY KEY  (raccrochage), 
  KEY i_paletier_flottant (picking_flottant), 
  KEY i_paletier_palette (palette), 
  KEY i_paletier_artrefdist (artrefdist), 
  KEY i_paletier_adresse (adresse) 
) TYPE=MyISAM DEFAULT CHARSET=latin1; 
 
 
DROP TABLE IF EXISTS da4adresse; 
CREATE TABLE da4adresse ( 
  adresse varchar(6) NOT NULL default '', 
  ssmag char(1) NOT NULL default '', 
  ssmag_allee char(2) NOT NULL default '', 
  casier char(3) NOT NULL default '', 
  niveau char(1) NOT NULL default '', 
  cote char(2) NOT NULL default '', 
  date_creation date NOT NULL default '0000-00-00', 
  status char(2) NOT NULL default '', 
  date_maj_status date NOT NULL default '0000-00-00', 
  etat char(2) NOT NULL default '', 
  date_maj_etat date NOT NULL default '0000-00-00', 
  type_adresse char(2) NOT NULL default '', 
  type_palette char(2) NOT NULL default '', 
  accessibilite char(2) NOT NULL default '', 
  seuil decimal(8,1) NOT NULL default '0.0', 
  qte_max decimal(8,1) NOT NULL default '0.0', 
  nb_casiers int(11) NOT NULL default '0', 
  exercice char(2) NOT NULL default '', 
  date_dern_invent date NOT NULL default '0000-00-00', 
  flag_mission char(2) NOT NULL default '', 
  PRIMARY KEY  (adresse), 
  KEY i_adresse_datecreation (date_creation), 
  KEY i_adresse_typeadresse (type_adresse), 
  KEY i_adresse_status (status), 
  KEY i_adresse_typepalette (type_palette), 
  KEY i_adresse_etat (etat) 
) TYPE=MyISAM DEFAULT CHARSET=latin1; 
 
 
 
SELECT substring(adr.adresse,1,2) as allee, count(adr.adresse) as nb_adr_pick 
FROM (select a.* 
from da4adresse a 
left outer join da4paletier p ON p.adresse = a.adresse 
where a.adresse LIKE 'A%' 
AND a.etat = 'L' 
AND a.status = ' ' 
AND a.type_adresse = 'P' 
AND substring(a.adresse,6,1) = 'A' 
AND p.adresse IS NULL ) adr 
GROUP BY allee 
ORDER BY nb_adr_pick DESC ;
[24 Mar 2004 17:39] Dean Ellis
I cannot repeat this with 4.1.2 using randomly generated data.  This may be something that has already been corrected, but I would need SQL to populate your tables in order verify that.