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added test case for the nasty join query crash
sql/sql_table.cc: fixed typo in comment
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2 changed files with 164 additions and 1 deletions
163
mysql-test/t/join_crash.test
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163
mysql-test/t/join_crash.test
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# MySQL dump 8.13
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#
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# Host: localhost Database: timeprep
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#--------------------------------------------------------
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# Server version 3.23.35-log
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#
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# Table structure for table 'project'
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#
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DROP TABLE IF EXISTS project;
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CREATE TABLE project (
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project_id int(11) NOT NULL auto_increment,
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project_row_lock int(11) NOT NULL default '0',
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project_name varchar(80) NOT NULL default '',
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client_ptr int(11) NOT NULL default '0',
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project_contact_ptr int(11) default NULL,
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client_contact_ptr int(11) default NULL,
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billing_contact_ptr int(11) default NULL,
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comments mediumtext,
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PRIMARY KEY (project_id),
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UNIQUE KEY project (client_ptr,project_name)
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) TYPE=MyISAM PACK_KEYS=1;
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#
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# Dumping data for table 'project'
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#
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INSERT INTO project VALUES (1,0,'Rejected Time',1,NULL,NULL,NULL,NULL);
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INSERT INTO project VALUES (209,0,'MDGRAD Proposal/Investigation',97,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (208,0,'Font 9 Design',84,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (207,0,'Web Based Order Processing',95,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (205,0,'Mac Screen Saver',95,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (206,0,'Web Site',96,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (204,0,'Magnafire Glue',94,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (203,0,'Print Bid',93,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (202,0,'EPOC Port',92,NULL,NULL,NULL,'');
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INSERT INTO project VALUES (201,0,'TravelMate',88,NULL,NULL,NULL,'');
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#
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# Table structure for table 'period'
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#
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DROP TABLE IF EXISTS period;
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CREATE TABLE period (
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period_id int(11) NOT NULL auto_increment,
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period_type enum('user_table','client_table','role_table','member_table','project_table') default NULL,
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period_key int(11) default NULL,
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start_date datetime default NULL,
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end_date datetime default NULL,
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work_load int(11) default NULL,
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PRIMARY KEY (period_id),
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KEY period_index (period_type,period_key),
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KEY date_index (start_date,end_date)
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) TYPE=MyISAM PACK_KEYS=1;
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#
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# Dumping data for table 'period'
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#
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INSERT INTO period VALUES (1,'user_table',98,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (2,'user_table',99,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (3,'user_table',100,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (49,'project_table',148,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (50,'client_table',68,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (51,'project_table',149,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (52,'project_table',150,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (53,'client_table',69,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (54,'project_table',151,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (55,'client_table',70,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (155,'role_table',1,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (156,'role_table',2,'2000-01-01 00:00:00',NULL,NULL);
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INSERT INTO period VALUES (160,'member_table',1,'2000-01-01 00:00:00',NULL,1);
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INSERT INTO period VALUES (161,'member_table',2,'2000-01-01 00:00:00',NULL,1);
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INSERT INTO period VALUES (162,'member_table',3,'2000-01-01 00:00:00',NULL,1);
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#
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# Table structure for table 'budget'
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#
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DROP TABLE IF EXISTS budget;
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CREATE TABLE budget (
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budget_id int(11) NOT NULL auto_increment,
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project_ptr int(11) NOT NULL default '0',
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po_number varchar(20) NOT NULL default '',
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status enum('open','closed') default NULL,
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date_received datetime default NULL,
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amount_received float(10,2) default NULL,
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adjustment float(10,2) default NULL,
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PRIMARY KEY (budget_id),
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UNIQUE KEY po (project_ptr,po_number)
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) TYPE=MyISAM PACK_KEYS=1;
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#
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# Dumping data for table 'budget'
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#
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#
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# Table structure for table 'client'
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#
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DROP TABLE IF EXISTS client;
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CREATE TABLE client (
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client_id int(11) NOT NULL auto_increment,
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client_row_lock int(11) NOT NULL default '0',
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client_name varchar(80) NOT NULL default '',
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contact_ptr int(11) default NULL,
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comments mediumtext,
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PRIMARY KEY (client_id),
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UNIQUE KEY client_name (client_name)
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) TYPE=MyISAM PACK_KEYS=1;
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#
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# Dumping data for table 'client'
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#
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INSERT INTO client VALUES (1,0,'CPS',NULL,NULL);
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#
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# The query that fails...
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#
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select distinct
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project.project_id as project_id,
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project.project_name as project_name,
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project.client_ptr as client_ptr,
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project.comments as comments,
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sum( budget.amount_received ) + sum( budget.adjustment ) as total_budget
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from
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project ,
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period as client_period ,
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period as project_period
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left join
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budget
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on
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budget.project_ptr = project.project_id
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and budget.date_received <= '2001-03-22 14:15:09'
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left join
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client
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on
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client.client_id = project.client_ptr
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where
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1
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and ( client_period.period_type = 'client_table'
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and client_period.period_key = client.client_id
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and ( client_period.start_date <= '2001-03-22 14:15:09' or isnull( client_period.start_date ))
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and ( client_period.end_date > '2001-03-21 14:15:09' or isnull( client_period.end_date ))
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)
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and ( project_period.period_type = 'project_table'
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and project_period.period_key = project.project_id
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and ( project_period.start_date <= '2001-03-22 14:15:09' or isnull( project_period.start_date ))
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and ( project_period.end_date > '2001-03-21 14:15:09' or isnull( project_period.end_date )) )
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group by
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client_id,
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project_id ,
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client_period.period_id ,
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project_period.period_id
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order by
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client_name asc,
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project_name asc
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;
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@ -243,7 +243,7 @@ int mysql_create_table(THD *thd,const char *db, const char *table_name,
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}
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it2.rewind();
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}
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/* If fixed row records, we need on bit to check for deleted rows */
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/* If fixed row records, we need one bit to check for deleted rows */
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if (!(db_options & HA_OPTION_PACK_RECORD))
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null_fields++;
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pos=(null_fields+7)/8;
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