错误代码1005错误编号121在3个表上我做错了什么?
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04-10-2019 - |
题
代码:
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 ;
- 桌子 mydb
.SEX
CREATE TABLE IF NOT EXISTS `mydb`.`SEX` (
`idSex` INT NOT NULL AUTO_INCREMENT ,
`descrip` VARCHAR(15) NOT NULL ,
PRIMARY KEY (`idSex`) )
ENGINE = InnoDB;
- 桌子 mydb
.TEAMS
CREATE TABLE IF NOT EXISTS `mydb`.`TEAMS` (
`idTeam` INT NOT NULL AUTO_INCREMENT ,
`name` VARCHAR(50) NOT NULL ,
`idSex` INT NOT NULL ,
PRIMARY KEY (`idTeam`) ,
INDEX `ID_SEX` (`idSex` ASC) ,
CONSTRAINT `ID_SEX`
FOREIGN KEY (`idSex` )
REFERENCES `mydb`.`SEX` (`idSex` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
- 桌子 mydb
.CHAMPIONSHIPS
CREATE TABLE IF NOT EXISTS `mydb`.`CHAMPIONSHIPS` (
`idChampionship` INT NOT NULL AUTO_INCREMENT ,
`name` VARCHAR(100) NOT NULL ,
`totalPlayingDays` INT NULL ,
`startDate` DATE NULL ,
`EndDate` DATE NULL ,
`active` CHAR NULL ,
`idSex` INT NOT NULL ,
PRIMARY KEY (`idChampionship`) ,
INDEX `ID_SEX` (`idSex` ASC) ,
CONSTRAINT `ID_SEX`
FOREIGN KEY (`idSex` )
REFERENCES `mydb`.`SEX` (`idSex` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
- 桌子 mydb
.TEAMS_PER_CHAMPIONSHIP
CREATE TABLE IF NOT EXISTS `mydb`.`TEAMS_PER_CHAMPIONSHIP` (
`idTeam` INT NOT NULL ,
`idChampionship` INT NOT NULL ,
PRIMARY KEY (`idTeam`, `idChampionship`) ,
INDEX `ID_TEAM` (`idTeam` ASC) ,
INDEX `ID_CHAMP` (`idChampionship` ASC) ,
CONSTRAINT `ID_TEAM`
FOREIGN KEY (`idTeam` )
REFERENCES `mydb`.`TEAMS` (`idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `ID_CHAMP`
FOREIGN KEY (`idChampionship` )
REFERENCES `mydb`.`CHAMPIONSHIPS` (`idChampionship` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
- 桌子 mydb
.MATCHES
CREATE TABLE IF NOT EXISTS `mydb`.`MATCHES` (
`idMatch` INT NOT NULL ,
`idChampionship` INT NOT NULL ,
`idTeam` INT NOT NULL ,
`date` TIMESTAMP NULL DEFAULT NULL ,
`gols` INT NULL DEFAULT -1 ,
`isLocal` CHAR NULL DEFAULT 'N' ,
PRIMARY KEY (`idMatch`, `idChampionship`, `idTeam`) ,
INDEX `ID_TEAM_X_CHAMP` (`idChampionship` ASC, `idMatch` ASC) ,
CONSTRAINT `ID_TEAM_X_CHAMP`
FOREIGN KEY (`idChampionship` , `idMatch` )
REFERENCES `mydb`.`TEAMS_PER_CHAMPIONSHIP` (`idChampionship` , `idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
- 桌子 mydb
.PLAYERS
CREATE TABLE IF NOT EXISTS `mydb`.`PLAYERS` (
`idPlayer` INT NOT NULL ,
`name` VARCHAR(45) NULL ,
`lastname` VARCHAR(45) NULL ,
`performance` VARCHAR(45) NULL ,
`idTeam` INT NOT NULL ,
`idSex` INT NOT NULL ,
PRIMARY KEY (`idPLayer`) ,
INDEX `ID_TEAM` (`idTeam` ASC) ,
INDEX `ID_SEX` (`idSex` ASC) ,
CONSTRAINT `ID_TEAM`
FOREIGN KEY (`idTeam` )
REFERENCES `mydb`.`TEAMS` (`idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `ID_SEX`
FOREIGN KEY (`idSex` )
REFERENCES `mydb`.`SEX` (`idSex` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
- 桌子 mydb
.MASTERS
CREATE TABLE IF NOT EXISTS `mydb`.`MASTERS` (
`idPlayer` INT NOT NULL ,
`idMatch` INT NOT NULL ,
`idChampionship` INT NOT NULL ,
`idteam` INT NOT NULL ,
`gols` INT NOT NULL DEFAULT -1 ,
PRIMARY KEY (`idPlayer`, `idMatch`, `idChampionship`, `idTeam`) ,
INDEX `ID_MATCH` (`idMatch` ASC, `idChampionship` ASC, `idTeam` ASC) ,
INDEX `ID_PLAY` (`idPLayer` ASC) ,
CONSTRAINT `ID_MATCH`
FOREIGN KEY (`idMatch` , `idChampionship` , `idTeam` )
REFERENCES `mydb`.`MATCHES` (`idMatch` , `idChampionship` , `idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `ID_PLAY`
FOREIGN KEY (`idPlayer` )
REFERENCES `mydb`.`PLAYERS` (`idPlayer` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
- 桌子 mydb
.SANCTIONS
CREATE TABLE IF NOT EXISTS `mydb`.`SANCTIONS` (
`idSanction` INT NOT NULL ,
`descrip` VARCHAR(100) NOT NULL DEFAULT 'A DEFINIR' ,
PRIMARY KEY (`idSanction`) )
ENGINE = InnoDB;
- 桌子 mydb
.SANCTIONS_PLAYERS
CREATE TABLE IF NOT EXISTS `mydb`.`SANCIONS_PLAYERS` (
`idPlayer` INT NOT NULL ,
`idMatch` INT NOT NULL ,
`idChampionship` INT NOT NULL ,
`idTeam` INT NOT NULL ,
`idSanction` INT NOT NULL ,
PRIMARY KEY (`idPlayer`, `idMatch`, `idChampionship`, `idTeam`) ,
INDEX `ID_PLAY` (`idPlayer` ASC) ,
INDEX `ID_MATCH` (`idMatch` ASC, `idChampionship` ASC, `idTeam` ASC) ,
INDEX `ID_SANC` (`idSanction` ASC) ,
CONSTRAINT `ID_PLAY`
FOREIGN KEY (`idPlayer` )
REFERENCES `mydb`.`PLAYERS` (`idPlayer` )
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `ID_MATCH`
FOREIGN KEY (`idMatch` , `idChampionship` , `idTeam` )
REFERENCES `mydb`.`MATCHES` (`idMatch` , `idChampionship` , `idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `ID_SANC`
FOREIGN KEY (`idSanction` )
REFERENCES `mydb`.`SANCTIONS` (`idSanction` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
SET SQL_MODE=@OLD_SQL_MODE;
SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;
解决方案
我注意到了:
CREATE TABLE IF NOT EXISTS `mydb`.`MATCHES` (
`idMatch` INT NOT NULL ,
`idChampionship` INT NOT NULL ,
`idTeam` INT NOT NULL ,
`date` TIMESTAMP NULL DEFAULT NULL ,
`gols` INT NULL DEFAULT -1 ,
`isLocal` CHAR NULL DEFAULT 'N' ,
PRIMARY KEY (`idMatch`, `idChampionship`, `idTeam`) ,
INDEX `ID_TEAM_X_CHAMP` (`idChampionship` ASC, `idMatch` ASC) ,
CONSTRAINT `ID_TEAM_X_CHAMP`
FOREIGN KEY (`idChampionship` , `idMatch` )
REFERENCES `mydb`.`TEAMS_PER_CHAMPIONSHIP` (`idChampionship` , `idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
FOREIGN KEY (`idChampionship` , `idMatch` )
REFERENCES `mydb`.`TEAMS_PER_CHAMPIONSHIP` (`idChampionship` , `idTeam` )
我认为您的钥匙和参考文献不匹配。这可能无法解决您的整个问题,但仍然可以解决:)。让我知道您的错误是否随着该更新而改变。
编辑:我找到了其他东西。
如上所述 mysql参考
InnoDB需要在外键和引用密钥上进行索引,以便外国钥匙检查可以快速且不需要桌子扫描。在引用表中,必须有一个索引,其中外键列以相同顺序列出为第一列。如果不存在,则在引用表上自动创建这样的索引。 (这与某些旧版本相反,其中必须明确创建索引或创建外键约束将失败。)index_name(如果给出)如前所述使用。
CREATE TABLE IF NOT EXISTS `mydb`.`TEAMS_PER_CHAMPIONSHIP` (
`idTeam` INT NOT NULL ,
`idChampionship` INT NOT NULL ,
PRIMARY KEY (`idTeam`, `idChampionship`) ,
INDEX `ID_TEAM` (`idTeam` ASC) ,
INDEX `ID_CHAMP` (`idChampionship` ASC) ,
CONSTRAINT `ID_TEAM`
FOREIGN KEY (`idTeam` )
REFERENCES `mydb`.`TEAMS` (`idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `ID_CHAMP`
FOREIGN KEY (`idChampionship` )
REFERENCES `mydb`.`CHAMPIONSHIPS` (`idChampionship` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
CREATE TABLE IF NOT EXISTS `mydb`.`MATCHES` (
`idMatch` INT NOT NULL ,
`idChampionship` INT NOT NULL ,
`idTeam` INT NOT NULL ,
`date` TIMESTAMP NULL DEFAULT NULL ,
`gols` INT NULL DEFAULT -1 ,
`isLocal` CHAR NULL DEFAULT 'N' ,
PRIMARY KEY (`idMatch`, `idChampionship`, `idTeam`) ,
INDEX `ID_TEAM_X_CHAMP` (`idChampionship` ASC, `idMatch` ASC) ,
CONSTRAINT `ID_TEAM_X_CHAMP`
FOREIGN KEY (`idChampionship` , `idMatch` )
REFERENCES `mydb`.`TEAMS_PER_CHAMPIONSHIP` (`idChampionship` , `idTeam` )
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
根据该参考文本,引用的键必须与所引用的列表相同的顺序。您的顺序与主键不同。
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