mysql-error-1005

问题 I am trying to add foreign keys to my table but receiving this error. Error Code: 1005 Can't create table 'william.#sql-88c_3' (errno: 150) I have 3 tables. employee, client and Contract. employe [employee_no PK] , Client[customer_no PK] contract [contract_no PK] I want to have Foreign keys for contract as contract [contract_no PK, employee_no FK], customer_no FK] I tried to do directly it failed, I am now trying the alter statement.Is anything wrong with the Alter script? ALTER TABLE

问题 I've read a number of posts about this error, but none of the solutions have managed to solve the problem (assuming I've tried them correctly). This is the code that causes the error: CREATE TABLE season ( id smallint unsigned NOT NULL auto_increment, title varchar(25) NOT NULL, PRIMARY KEY (id) ); CREATE INDEX seasonId ON season(id); DROP TABLE IF EXISTS event; CREATE TABLE event ( id smallint unsigned NOT NULL auto_increment, title varchar(255) NOT NULL, season_id smallint NOT NULL, PRIMARY

问题 I used MySQL workbench to add a foreign key in a table, but some strange error happened, this is the SQL statement: ALTER TABLE `tansung`.`Declaration` ADD COLUMN `goodsId` INT(11) NOT NULL AFTER `declarationId` , ADD CONSTRAINT `goodsId` FOREIGN KEY (`goodsId` ) REFERENCES `tansung`.`Goods` (`goodsId` ) ON DELETE NO ACTION ON UPDATE NO ACTION , ADD INDEX `goodsId` (`goodsId` ASC) ; When i click apply, the surprise comes out! ERROR 1005: Can't create table 'tansung.#sql-1b10_1' (errno: 150)

问题 So I'm attempting to add a new foreign key to one of my tables as such: ALTER TABLE `UserTransactions`.`ExpenseBackTransactions` ADD CONSTRAINT `FK_EBTx_CustomAccountID` FOREIGN KEY (`CustomAccountID` ) REFERENCES `UserTransactions`.`CustomAccounts` (`CustomAccountID`) ON DELETE NO ACTION ON UPDATE NO ACTION, ADD INDEX `FK_EBTx_CustomAccountID` (`CustomAccountID` ASC) ; and I keep getting the following error: Error Code: 1005 Can't create table './UserTransactions/#sql-187a_29.frm' (errno:

问题 I'm trying to create a foreign key on two columns of a table to point to the same column of another table, but I seem to get an error... Here's what I do: CREATE TABLE test2 ( ID INT NOT NULL AUTO_INCREMENT, col1 INT NOT NULL, col2 INT NOT NULL, PRIMARY KEY (ID), CONSTRAINT fk FOREIGN KEY (col1, col2) REFERENCES test1(ID, ID) ON UPDATE CASCADE ON DELETE RESTRICT ) ENGINE=InnoDB; But I get ERROR 1005 (HY000): Can't create table 'DB.test2' (errno: 150) If I only have one column, however, the

问题 I have the following script to create a table in MySQL version 5.1 which is to refer to 3 other tables. All 3 tables have been created using InnoDB, and all 3 tables have the ID column defined as INT. I have created other tables successfully which reference ACCOUNT and PERSON, however, this is the first table which references ADDRESS, so I've included the definition for that table, as run, below as well. The error which I'm getting is ERROR 1005 (HY000) with errno 150, which I understand to

问题 I have the following script to create a table in MySQL version 5.1 which is to refer to 3 other tables. All 3 tables have been created using InnoDB, and all 3 tables have the ID column defined as INT. I have created other tables successfully which reference ACCOUNT and PERSON, however, this is the first table which references ADDRESS, so I've included the definition for that table, as run, below as well. The error which I'm getting is ERROR 1005 (HY000) with errno 150, which I understand to

问题 MESSAGE_MAP TABLE CREATE TABLE `message_map` ( `message_from` varchar(15) NOT NULL, `message_id` varchar(15) NOT NULL, `message_to` varchar(15) NOT NULL, `message_status` bit(1) DEFAULT NULL ) ENGINE=InnoDB DEFAULT CHARSET=latin1; ALTER TABLE `message_map` ADD PRIMARY KEY (`message_from`,`message_id`,`message_to`), ADD KEY `FK_ij6tystusydqijqp8lgoigo1c` (`message_id`), USER TABLE CREATE TABLE `user` ( `USER_ID` varchar(15) NOT NULL, `PASSWORD` varchar(15) DEFAULT NULL, `PHONE_NUMBER` varchar

问题 I'm trying to create a script to normalize another table in MySQL. Below is what I have: USE hw7; SET foreign_key_checks = 0; DROP TABLE IF EXISTS airport_codes; DROP TABLE IF EXISTS airport_locations; DROP TABLE IF EXISTS airport_codenames; SET foreign_key_checks = 1; CREATE TABLE airport_codes( airport_code char(3) not null, airline_code char(2) not null, primary key (airport_code, airline_code) ); INSERT INTO airport_codes SELECT DISTINCT airport_code, airline_code FROM airport_airlines;

问题 I'm trying to create a table but the script fails as soon as my netbeans errors the first table of DB. How can this be solved? CREATE TABLE filmy ( Film_Id int NOT NULL, Nazwa varchar(250), Adres varchar(250), Data_Utworzenia date, Komentarz varchar(250), Gat_Id int, Sub_Id int, Aut_Id int, User_Id int, Primary Key (Film_Id), CONSTRAINT fk_GatFilmy FOREIGN KEY (Gat_Id) REFERENCES gatunek(Gat_Id), CONSTRAINT fk_SubFilmy FOREIGN KEY (Sub_Id) REFERENCES subgatunek(Sub_Id), CONSTRAINT fk_AutFilmy