Error Code 1452 Mysql

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Mysql Error 1452 Foreign Key

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Mysql Error 1452 Foreign Key Constraint Fails

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Mysql Error 1452 23000

a child row: a foreign key constraint fails up vote 30 down vote favorite 6 I have created tables in MySQL Workbench as shown below : ORDRE table: Create table Ordre( OrdreID int NOT NULL, OrdreDato date DEFAULT NULL, KundeID int DEFAULT NULL, constraint Ordre_pk primary key(OrdreID), constraint Ordre_fk foreign key(KundeID) references Kunde(KundeID) ) engine = InnoDB; PRODUKT table: Create table Produkt( ProduktID int NOT NULL, ProduktBeskrivelse error no 1452 in mysql varchar(100) DEFAULT NULL, ProduktFarge varchar(20) DEFAULT NULL, Enhetpris int DEFAULT NULL, constraint Produkt_pk primary key(ProduktID) ) engine = InnoDB; and ORDRELINJE table: Create table Ordrelinje( Ordre int NOT NULL, Produkt int NOT NULL, AntallBestilt int DEFAULT NULL, constraint Ordrelinje_pk primary key(Ordre, Produkt), constraint Ordrelinje_fk foreign key(Ordre) references Ordre(OrdreID), constraint Ordrelinje_fk1 foreign key(Produkt) references Produkt(ProduktID) ) engine = InnoDB; so when I try to insert values into ORDRELINJE table i get : Error Code: 1452. Cannot add or update a child row: a foreign key constraint fails (srdjank.Ordrelinje, CONSTRAINT Ordrelinje_fk FOREIGN KEY (Ordre) REFERENCES Ordre (OrdreID)) I've seen the other posts on this topic, but no luck. Am I overseeing something or ... Any idea what to do? mysql mysql-error-1452 share|improve this question edited Feb 9 '14 at 14:34 Mihai 15.3k52442 asked Feb 9 '14 at 13:37 user3289677 151123 1 possible duplicate of Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails –Sagar Naliyapara Jul 16 '15 at 5:07 add a comment| 3 Answers 3 active oldest votes up vote 41 down vote Taken from Using FOREIGN KEY Constraints Foreign key relationships involve a parent table that holds the centra

here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and a foreign key constraint fails mysql insert policies of this site About Us Learn more about Stack Overflow the company cannot add or update a child row a foreign key constraint fails on delete cascade on update cascade) Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users mysql replication error 1452 Badges Ask Question 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 http://stackoverflow.com/questions/21659691/error-1452-cannot-add-or-update-a-child-row-a-foreign-key-constraint-fails minute: Sign up MySQL Foreign key constraint - Error 1452 - Cannot add or update child row up vote 3 down vote favorite I've used the other posts on this topic, but I'm having no luck. Here's the code I execute: UPDATE tblOrderItems SET `ItemID` = 0004 WHERE `OrderNum`= 203 AND `OrderItemID` = 26 Here's my error: Error Code: 1452. Cannot http://stackoverflow.com/questions/14222967/mysql-foreign-key-constraint-error-1452-cannot-add-or-update-child-row add or update a child row: a foreign key constraint fails (`cai0066`.`tblOrderItems`, CONSTRAINT `ItemID` FOREIGN KEY (`ItemID`) REFERENCES `tblCatalogItems` (`ItemID`)) Notes: It happens when I either INSERT or UPDATE into tblOrderItems. tblCatalogItems does have an ItemID of 0004. See: this Here are the create statements generated by MySQL Workbench: delimiter $$ CREATE TABLE `tblCatalogItems` ( `ItemID` varchar(10) NOT NULL DEFAULT '', `ItemName` varchar(50) DEFAULT NULL, `Wholesale` decimal(10,2) DEFAULT NULL, `Cost5-10` decimal(10,2) DEFAULT NULL, `Cost11-19` decimal(10,2) DEFAULT NULL, `Cost20` decimal(10,2) DEFAULT NULL, `Retail` decimal(10,2) DEFAULT NULL, PRIMARY KEY (`ItemID`) ) ENGINE=InnoDB DEFAULT CHARSET=latin1$$ delimiter $$ CREATE TABLE `tblItemCosts` ( `Cost` decimal(10,2) DEFAULT NULL, `VendorID` int(11) NOT NULL, `ItemID` varchar(10) NOT NULL, KEY `VendorID_idx` (`VendorID`), KEY `ItemID_idx` (`ItemID`), CONSTRAINT `VendorID` FOREIGN KEY (`VendorID`) REFERENCES `tblVendors` (`VendorID`) ON DELETE NO ACTION ON UPDATE NO ACTION ) ENGINE=InnoDB DEFAULT CHARSET=latin1$$ delimiter $$ CREATE TABLE `tblOrderItems` ( `OrderItemID` int(11) NOT NULL AUTO_INCREMENT, `OrderNum` int(11) NOT NULL, `PayPalTxnID` int(10) DEFAULT NULL, `Description` varchar(225) DEFAULT NULL, `Quantity` int(11) DEFAULT NULL, `UnitPrice` decimal(10,2) DEFAULT NULL, `ItemStatus` varchar(30) DEFAULT NULL, `TrackingNumber` varchar(50) DEFAULT NULL, `ShippingCost` decimal(10,2) DEFAULT NULL, `ItemID` varchar(50) DEFAULT NU

here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings http://stackoverflow.com/questions/20028196/error-1452-mysql and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question 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 error 1452 only takes a minute: Sign up Error 1452 MySQL up vote 2 down vote favorite Inserting data into an empty table, but got error 1452. I am not sure why MySQL mentions the NameInfo table within the error. CREATE TABLE NameInfo ( Language VARCHAR(7) NOT NULL, Status VARCHAR(13) NOT NULL, Standard VARCHAR(13) NOT NULL, Name VARCHAR(13) NOT NULL, Name_ID INT(4) NOT mysql error 1452 NULL, Place_ID INT(9) NOT NULL, Supplier_ID INT(4) NOT NULL, Date_Supplied DATE NOT NULL, PRIMARY KEY (Name_ID), FOREIGN KEY (Supplier_ID) REFERENCES Supplier(Supplier_ID), FOREIGN KEY (Place_ID) REFERENCES Place(Place_ID) ); CREATE TABLE Departments ( Dept_ID INT(6) NOT NULL, Dept_NAME VARCHAR(25) NOT NULL, DeptHead_ID INT(6) NOT NULL, DeptAA VARCHAR(20) NOT NULL, ParentDept_ID INT(4) NOT NULL, Location VARCHAR(10) NOT NULL, DeptType VARCHAR(12) NOT NULL, Primary key (Dept_ID) ); CREATE TABLE Employee ( Emp_ID INT(6) NOT NULL, Name VARCHAR(15) NOT NULL, Dept_ID INT(6) NOT NULL, Tax_ID INT(4) NOT NULL, Country VARCAR(15) NOT NULL, Hire_Date DATE NOT NULL, Birth_Date DATE NOT NULL, Salary INT(6) NOT NULL, Bonus INT(6) NOT NULL, AddressInfo VARCHAR(30) NOT NULL, PRIMARY KEY(Emp_ID), FOREIGN KEY(Dept_ID) REFERENCES Departments(Dept_ID) ); Inserted data to parent table, Departments, before child table, Employee. INSERT INTO Departments VALUES (040124,'Human Resource Division',405802,'Mohammed Siddiqui',1001,'California','HR'); INSERT INTO Employee VALUES (901126,'Kenneth Tran',040126,3013,'United States',06/01/2013,06/01/1992,80430,500,'N. 2nd St. Santa Clara, CA.'); ERROR 1452 (23000): Cannot add or update a child: a foreign key constraint fails ('namesinc'_'employee', CONSTRAINT 'employee-ibfk_1 'FOREIGN KEY ('Dept_ID') REFERENCES 'DEPARTMENTS' ('DEPT_ID')) Please let me know if I can provide additional information. mysql fore