创建表-Mysql

发布于 2024-11-07 19:47:01 字数 3805 浏览 7 评论 0原文

我正在寻找有关此表的一些帮助。第一:该表不被 mysql 接受。我收到 150 错误,这并不能告诉我太多信息。其次,我非常确定我没有使用最好的数据类型和数据类型。处理事情的方法......请给我一点意见!

CREATE  TABLE IF NOT EXISTS `axis`.`Employee` (
`idEmployee` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT ,
`idAccount` INT(10) UNSIGNED NOT NULL ,
`user` VARCHAR(45) NULL DEFAULT NULL ,
`pass` VARCHAR(45) NULL DEFAULT NULL ,
`firstName` VARCHAR(45) NULL DEFAULT NULL ,
`lastName` VARCHAR(45) NULL DEFAULT NULL ,
`middleName` VARCHAR(45) NULL DEFAULT NULL ,
`idGrp` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idCompany` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idLocation` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idUnit` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idCrew` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idPosition` INT(10) UNSIGNED NULL DEFAULT NULL ,
`officeLoc` VARCHAR(45) NULL DEFAULT NULL ,
`wPhone` VARCHAR(12) NULL DEFAULT NULL ,
`wCell` VARCHAR(12) NULL DEFAULT NULL ,
`wFax` VARCHAR(12) NULL DEFAULT NULL ,
`wEmail` VARCHAR(45) NULL DEFAULT NULL ,
`radio` VARCHAR(12) NULL DEFAULT NULL ,
`hPhone` VARCHAR(12) NULL DEFAULT NULL ,
`hCell` VARCHAR(12) NULL DEFAULT NULL ,
`hEmail` VARCHAR(45) NULL DEFAULT NULL ,
`addrOne` VARCHAR(45) NULL DEFAULT NULL ,
`addrTwo` VARCHAR(45) NULL DEFAULT NULL ,
`city` VARCHAR(45) NULL DEFAULT NULL ,
`state` VARCHAR(45) NULL DEFAULT NULL ,
`zip` VARCHAR(10) NULL DEFAULT NULL ,
`emergContact` VARCHAR(45) NULL DEFAULT NULL ,
`emergPhone` VARCHAR(12) NULL DEFAULT NULL ,
`gender` ENUM('male','female') NULL DEFAULT NULL ,
`birthDate` DATE NULL DEFAULT NULL ,
`ssn` VARCHAR(5) NULL DEFAULT NULL ,
`hireDate` DATE NULL DEFAULT NULL ,
`sepDate` DATE NULL DEFAULT NULL ,
`comment` VARCHAR(255) NULL DEFAULT NULL ,
`photo` MEDIUMBLOB NULL DEFAULT NULL ,
`isActive` BIT(1) NOT NULL DEFAULT 1 ,
`allowLogin` BIT(1) NOT NULL DEFAULT 0 ,
`trackTravel` BIT(1) NOT NULL DEFAULT 1 ,
`trackTimesheet` BIT(1) NOT NULL DEFAULT 1 ,
`defFltArr` VARCHAR(10) NULL DEFAULT NULL ,
`defFltDep` VARCHAR(10) NULL DEFAULT NULL ,
`defDayTimeStart` TIME NOT NULL DEFAULT '06:00:00' ,
`defHoursPerDay` DECIMAL(4,2) NOT NULL DEFAULT '11.50' ,
`userType` ENUM('root','admin','view','acl','report','employee') NOT NULL DEFAULT 'employee',
`created` DATETIME NOT NULL ,
`modified` TIMESTAMP NOT NULL ,
`modifiedBy` INT(10) UNSIGNED NULL DEFAULT NULL ,
PRIMARY KEY (`idEmployee`, `idAccount`, `idGrp`, `idCompany`, `idLocation`, `idUnit`, `idCrew`, `idPosition`, `modifiedBy`) ,
UNIQUE INDEX `UNIQUE` (`idEmployee` ASC) ,
INDEX `fk_Employee_Grp` (`idGrp` ASC) ,
INDEX `fk_Employee_Company` (`idCompany` ASC) ,
INDEX `fk_Employee_Unit` (`idUnit` ASC) ,
INDEX `fk_Employee_Location` (`idLocation` ASC) ,
INDEX `fk_Employee_Crew` (`idCrew` ASC) ,
INDEX `fk_Employee_Position` (`idPosition` ASC) ,
INDEX `fk_Employee_Employee` (`modifiedBy` ASC) ,
CONSTRAINT `fk_Employee_Grp`
FOREIGN KEY (`idGrp` )
REFERENCES `axis`.`Grp` (`idGrp` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Company`
FOREIGN KEY (`idCompany` )
REFERENCES `axis`.`Company` (`idCompany` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Unit`
FOREIGN KEY (`idUnit` )
REFERENCES `axis`.`Unit` (`idUnit` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Location`
FOREIGN KEY (`idLocation` )
REFERENCES `axis`.`Location` (`idLocation` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Crew`
FOREIGN KEY (`idCrew` )
REFERENCES `axis`.`Crew` (`idCrew` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Position`
FOREIGN KEY (`idPosition` )
REFERENCES `axis`.`Position` (`idPosition` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Employee`
FOREIGN KEY (`modifiedBy` )
REFERENCES `axis`.`Employee` (`idEmployee` )
ON DELETE SET NULL
ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8
COLLATE = utf8_general_ci

I'm looking for a little help with this table. First: The table isn't being accepted by mysql. I'm getting a 150 error, which doesn't tell me much. Second, I'm very certain that I'm not using the best data types & way to go about things.... please give me a little input!

CREATE  TABLE IF NOT EXISTS `axis`.`Employee` (
`idEmployee` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT ,
`idAccount` INT(10) UNSIGNED NOT NULL ,
`user` VARCHAR(45) NULL DEFAULT NULL ,
`pass` VARCHAR(45) NULL DEFAULT NULL ,
`firstName` VARCHAR(45) NULL DEFAULT NULL ,
`lastName` VARCHAR(45) NULL DEFAULT NULL ,
`middleName` VARCHAR(45) NULL DEFAULT NULL ,
`idGrp` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idCompany` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idLocation` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idUnit` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idCrew` INT(10) UNSIGNED NULL DEFAULT NULL ,
`idPosition` INT(10) UNSIGNED NULL DEFAULT NULL ,
`officeLoc` VARCHAR(45) NULL DEFAULT NULL ,
`wPhone` VARCHAR(12) NULL DEFAULT NULL ,
`wCell` VARCHAR(12) NULL DEFAULT NULL ,
`wFax` VARCHAR(12) NULL DEFAULT NULL ,
`wEmail` VARCHAR(45) NULL DEFAULT NULL ,
`radio` VARCHAR(12) NULL DEFAULT NULL ,
`hPhone` VARCHAR(12) NULL DEFAULT NULL ,
`hCell` VARCHAR(12) NULL DEFAULT NULL ,
`hEmail` VARCHAR(45) NULL DEFAULT NULL ,
`addrOne` VARCHAR(45) NULL DEFAULT NULL ,
`addrTwo` VARCHAR(45) NULL DEFAULT NULL ,
`city` VARCHAR(45) NULL DEFAULT NULL ,
`state` VARCHAR(45) NULL DEFAULT NULL ,
`zip` VARCHAR(10) NULL DEFAULT NULL ,
`emergContact` VARCHAR(45) NULL DEFAULT NULL ,
`emergPhone` VARCHAR(12) NULL DEFAULT NULL ,
`gender` ENUM('male','female') NULL DEFAULT NULL ,
`birthDate` DATE NULL DEFAULT NULL ,
`ssn` VARCHAR(5) NULL DEFAULT NULL ,
`hireDate` DATE NULL DEFAULT NULL ,
`sepDate` DATE NULL DEFAULT NULL ,
`comment` VARCHAR(255) NULL DEFAULT NULL ,
`photo` MEDIUMBLOB NULL DEFAULT NULL ,
`isActive` BIT(1) NOT NULL DEFAULT 1 ,
`allowLogin` BIT(1) NOT NULL DEFAULT 0 ,
`trackTravel` BIT(1) NOT NULL DEFAULT 1 ,
`trackTimesheet` BIT(1) NOT NULL DEFAULT 1 ,
`defFltArr` VARCHAR(10) NULL DEFAULT NULL ,
`defFltDep` VARCHAR(10) NULL DEFAULT NULL ,
`defDayTimeStart` TIME NOT NULL DEFAULT '06:00:00' ,
`defHoursPerDay` DECIMAL(4,2) NOT NULL DEFAULT '11.50' ,
`userType` ENUM('root','admin','view','acl','report','employee') NOT NULL DEFAULT 'employee',
`created` DATETIME NOT NULL ,
`modified` TIMESTAMP NOT NULL ,
`modifiedBy` INT(10) UNSIGNED NULL DEFAULT NULL ,
PRIMARY KEY (`idEmployee`, `idAccount`, `idGrp`, `idCompany`, `idLocation`, `idUnit`, `idCrew`, `idPosition`, `modifiedBy`) ,
UNIQUE INDEX `UNIQUE` (`idEmployee` ASC) ,
INDEX `fk_Employee_Grp` (`idGrp` ASC) ,
INDEX `fk_Employee_Company` (`idCompany` ASC) ,
INDEX `fk_Employee_Unit` (`idUnit` ASC) ,
INDEX `fk_Employee_Location` (`idLocation` ASC) ,
INDEX `fk_Employee_Crew` (`idCrew` ASC) ,
INDEX `fk_Employee_Position` (`idPosition` ASC) ,
INDEX `fk_Employee_Employee` (`modifiedBy` ASC) ,
CONSTRAINT `fk_Employee_Grp`
FOREIGN KEY (`idGrp` )
REFERENCES `axis`.`Grp` (`idGrp` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Company`
FOREIGN KEY (`idCompany` )
REFERENCES `axis`.`Company` (`idCompany` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Unit`
FOREIGN KEY (`idUnit` )
REFERENCES `axis`.`Unit` (`idUnit` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Location`
FOREIGN KEY (`idLocation` )
REFERENCES `axis`.`Location` (`idLocation` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Crew`
FOREIGN KEY (`idCrew` )
REFERENCES `axis`.`Crew` (`idCrew` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Position`
FOREIGN KEY (`idPosition` )
REFERENCES `axis`.`Position` (`idPosition` )
ON DELETE SET NULL
ON UPDATE CASCADE,
CONSTRAINT `fk_Employee_Employee`
FOREIGN KEY (`modifiedBy` )
REFERENCES `axis`.`Employee` (`idEmployee` )
ON DELETE SET NULL
ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8
COLLATE = utf8_general_ci

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评论(3

三五鸿雁 2024-11-14 19:47:01

许多错误之一:

`idGrp` INT(10) UNSIGNED NULL DEFAULT NULL`

那么

PRIMARY KEY (`idEmployee`, `idAccount`, `idGrp`, ... ) 

(作为主键一部分的列必须是NOT NULL - mysql默默地使其not null
最后

CONSTRAINT `fk_Employee_Grp` FOREIGN KEY (`idGrp` ) 
 REFERENCES `axis`.`Grp` (`idGrp` ) ON DELETE SET NULL ON UPDATE CASCADE

(这是不可能的 - ON DELETE SET NULL - 列not null

为什么要创建复合键?auto_increment列是唯一的标识您的记录在某些情况下对于 MyIsam 可能是有意义的(无论如何我不建议使用它),因为 auto_increment 的值。 > 如果列是复合索引的一部分,则会以不同的方式生成,但对于 INNODB 引擎则不然。

One of many mistakes :

`idGrp` INT(10) UNSIGNED NULL DEFAULT NULL`

then

PRIMARY KEY (`idEmployee`, `idAccount`, `idGrp`, ... ) 

(Column that is part of PRIMARY KEY must be NOT NULL - mysql silently makes it not null,
finally

CONSTRAINT `fk_Employee_Grp` FOREIGN KEY (`idGrp` ) 
 REFERENCES `axis`.`Grp` (`idGrp` ) ON DELETE SET NULL ON UPDATE CASCADE

(which is impossible - ON DELETE SET NULL - column is not null.

And why do you create composite key at all? auto_increment column uniquely identifies your record. All other stuff is redundant. It might possible make sense in some cases for MyIsam tables (I would not recommend to use it anyway), because a value for auto_increment column will be generated differently if it's a part of composite index , but not for INNODB engine.

流殇 2024-11-14 19:47:01

嗯,我可能错了,但是你可以有多个主键吗?我认为整个目的是它确实是一个主(唯一)键。

Uhm, I may be very wrong, but are you allowed to have more than one Primary Key? I thought the whole purpose was that it was indeed a Primary (Unique) Key.

呢古 2024-11-14 19:47:01

添加到a1ex07的回复,请参阅此线程:

http://forums。 mysql.com/read.php?22,19755,259716#msg-259716

也可能是由于有符号/无符号整数相关问题。

此外,您的主键(唯一的、非空(一组)字段)实际上是您的员工 ID(基于表的定义)。

Adding to a1ex07's reply, see this thread:

http://forums.mysql.com/read.php?22,19755,259716#msg-259716

It might also be due to signed/unsigned integer-related problems.

Also, your primary key (a unique, not null (set of) field(s)) is, de facto, your employee ID, based on the table's definition.

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