Error #1452 Phpmyadmin
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Mysql Error 1452 Foreign Key Constraint Fails
with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow error code 1452 mysql workbench is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Mysql error 1452 - Cannot add or update a child row: a foreign
Cannot Add Or Update A Child Row A Foreign Key Constraint Fails On Delete Cascade On Update Cascade)
key constraint fails up vote 179 down vote favorite 53 I'm having a bit of a strange problem, I'm trying to add a foreign key to one table that references another, but it is failing for some reason. With my limited knowledge of MySQL, the only thing that could possibly be suspect is that there is a foreign key on a different table referencing the one I am trying a foreign key constraint fails mysql insert to reference. Here is a picture of my table relationships, generated via phpMyAdmin: Relationships I've done a SHOW CREATE TABLE query on both tables, sourcecodes_tags is the table with the foreign key, sourcecodes is the referenced table. CREATE TABLE `sourcecodes` ( `id` int(11) unsigned NOT NULL AUTO_INCREMENT, `user_id` int(11) unsigned NOT NULL, `language_id` int(11) unsigned NOT NULL, `category_id` int(11) unsigned NOT NULL, `title` varchar(40) CHARACTER SET utf8 NOT NULL, `description` text CHARACTER SET utf8 NOT NULL, `views` int(11) unsigned NOT NULL, `downloads` int(11) unsigned NOT NULL, `time_posted` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, PRIMARY KEY (`id`), KEY `user_id` (`user_id`), KEY `language_id` (`language_id`), KEY `category_id` (`category_id`), CONSTRAINT `sourcecodes_ibfk_3` FOREIGN KEY (`language_id`) REFERENCES `languages` (`id`) ON DELETE CASCADE ON UPDATE CASCADE, CONSTRAINT `sourcecodes_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE ON UPDATE CASCADE, CONSTRAINT `sourcecodes_ibfk_2` FOREIGN KEY (`category_id`) REFERENCES `categories` (`id`) ON DELETE CASCADE ON UPDATE CASCADE ) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=latin1 CREATE TABLE `sourcecodes_tags` ( `sourcecode_id` int(11) unsigned NOT NULL, `tag_id` int(11) unsigned NOT NULL, KEY `sourcecode_id` (`sourcecode_id`), KEY `tag_id` (`tag_id`), CONSTRAINT `sourcecodes_tags_ibfk_1` FOREIGN KEY (`tag_id`) REFERENCES `tags` (`id`) ON DELETE CASCADE ON UPDATE CASCADE ) ENGINE=InnoDB DEFAULT CHARSET=latin1 It would be great if anyone could tell me what is going on here, I'
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Mysql Replication Error 1452
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Er_no_referenced_row_2
more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question set foreign_key_checks=0 mysql x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up PHPMyAdmin http://stackoverflow.com/questions/1253459/mysql-error-1452-cannot-add-or-update-a-child-row-a-foreign-key-constraint-fa Cannot insert data. Error 1452 up vote 0 down vote favorite Ok so I'm trying to insert data into the customers table and I keep getting a 1452 error. All tables are running InnoDB. The customers table has a foreign key from plan. Sorry for the lack of information, but I'm new to this. I'm trying to include everything I can to help. http://stackoverflow.com/questions/9744753/phpmyadmin-cannot-insert-data-error-1452 Below is a link to sql export of the database http://www.mediafire.com/?ur41lys1e5es2i1 Link to the above images for better viewing. http://imageshack.us/photo/my-images/805/errorcustomers.png/ http://imageshack.us/photo/my-images/193/relationship.png/ http://imageshack.us/photo/my-images/29/planstable.png/ http://imageshack.us/photo/my-images/845/customertable.png/ Please Help, Thanks phpmyadmin mysql-error-1452 share|improve this question edited Mar 16 '12 at 21:41 asked Mar 16 '12 at 21:29 AisRuss 931513 It'd be a lot easier if the SQL was legible in the screenshots –Rowland Shaw Mar 16 '12 at 21:35 Updated with links to original images –AisRuss Mar 16 '12 at 21:42 add a comment| 1 Answer 1 active oldest votes up vote 0 down vote accepted Your error is telling you that there is no 'none' plan in the plans table; which is backed up with the query of the table. Because of the foreign key constraints, you need to create the plans before the customers that reference them. share|improve this answer answered Mar 16 '12 at 21:59 Rowland Shaw 29k665122 Thanks alot :) why is it always the most simple things :P –AisRuss Mar 16 '12 at 22:11 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up us
Extensions Demos Logo Documentation Take the Tour Tutorials Class Reference Wiki Guide 2.0 Class Reference 2.0 Screencasts Resources Development Contribute http://www.yiiframework.com/forum/index.php/topic/34719-1452-cannot-add-or-update-a-child-row-a-foreign-key-constraint-fails/ to Yii Latest Updates Report a Bug Report a Security Issue Community Forum Live Chat News Hall of Fame Badges search Yii Framework Forum: 1452 Cannot https://forums.phpfreaks.com/topic/132083-solved-foreign-key-constraint-failure/ add or update a child row: a foreign key constraint fails - Yii Framework Forum Jump to content Sign In » New user? Register Now! Help foreign key Search Advanced ForumsMembers Yii Framework Forum > Yii 1.1.x > General Discussion View New Content Page 1 of 1 You cannot start a new topic You cannot reply to this topic 1452 Cannot add or update a child row: a foreign key constraint fails Rate Topic: #1 Peter Hayman Junior Member Group: foreign key constraint Members Posts: 61 Joined: 11-June 12 Location:Wake Forest Posted 19 August 2012 - 08:54 PM 1452 Cannot add or update a child row: a foreign key constraint fails (`mydb`.`user_has_project`, CONSTRAINT `fk_user_has_project_project1` FOREIGN KEY (`project_id`) REFERENCES `project` (`id`) ON DELETE CASCADE ON UPDATE CASCADE). The SQL statement executed was: INSERT INTO `user_has_project` (`project_id`, `user_id`) VALUES (:yp0, :yp1) $userhasProject = new UserHasProject; $userhasProject->project_id = $id; $userhasProject->user_id = $user_id; if (!$userhasProject->save()) print_r ($project->getErrors()); I have both IDs saved in the DB. That is $id (project id) and $user_id. All IDs are int(11). I'm generating the table from MySQL workbench: SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0; SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0; SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL'; CREATE SCHEMA IF NOT EXISTS `mydb` DEFAULT CHARACTER SET latin1 COLLATE latin1_swedish_ci ; USE `mydb` ; -- ----------------------------------------------------- -- Table `mydb`.`user_has_project` -- ----------------------------------------------------- CREATE TABLE IF NOT EXISTS `mydb`.`user_has_project` ( `user_id` INT NOT NULL , `project_id` INT NOT NULL , `newtitle_id` INT NULL , `note_id` INT NULL , INDEX `fk_user_has_project_project1`
Detected You currently have javascript disabled. Several functions may not work. Please re-enable javascript to access full functionality. [SOLVED] Foreign key constraint failure Started by harkly, Nov 10 2008 02:10 AM Please log in to reply 5 replies to this topic #1 harkly harkly Advanced Member Members 264 posts Posted 10 November 2008 - 02:10 AM I added a Foreign Key to a table an am trying to import data thru phpmyadmin this is the error #1452 - Cannot add or update a child row: a foreign key constraint fails (`artdb/image`, CONSTRAINT `image_ibfk_1` FOREIGN KEY (`artid`) REFERENCES `artist` (`artid`)) these are my tables : CREATE TABLE artist (artid varchar(11) NOT NULL PRIMARY KEY, fullName tinytext Not Null, firstName tinytext NULL, middleName tinytext NULL, lastName tinytext NULL, otherName tinytext NULL, called tinytext NULL, dob_xt tinytext NULL, dob tinytext NULL, dod_xt tinytext NULL, dod tinytext, nationality tinytext, artform tinytext, movid_1 varchar(7), movid_2 varchar(7), movid_3 varchar(7), medid_1 varchar(7), medid_2 varchar(7), medid_3 varchar(7), genid_1 varchar(7), genid_2 varchar(7), genid_3 varchar(7), perid varchar(7), bio mediumtext, keywords tinytext, notes text, verified BOOL); CREATE TABLE image (imgid varchar(11) NOT NULL PRIMARY KEY, artid varchar(11) NOT NUll, title tinytext, datext_1 tinytext, date tinytext, medid varchar(7), size_inch tinytext, size_cm tinytext, musid varchar(7), movid varchar(7), genid varchar(7), perid varchar(7), bio text, keywords text, notes text, verified BOOL, FOREIGN KEY (artid) REFERENCES artist (artid) ); I have verified that there are no empty cells in the image table but there are a bunch of repeats, could that be an issue? I am thinking not. There isn't much info on the web for this. I understand a bit of the error but not this part `image_ibfk_1` so I can't move on. Back to top #2 Barand Barand Sen . ( ile || sei ) Moderators 17,161 posts LocationCheshire, UK Age:67 Posted 10 November 2008 - 06:55 PM Sounds like you are trying to insert an image record for artist with id = X when there is not an artist with that id in the artist table If you are still using mysql_ functions, STOP! Use mysqli_ or PDO. The longer you leave it the more you will have to rewrite. |baaGrid| easy data tables - and more |baaChart| easy line, column and pie charts Back to top #3 Mchl Mchl Advanced Mem