这是在做第三范式数据库我第一次真正的裂纹。 我设法创建DDL脚本OK(我不得不核实3NF之前,我继续和建脚本逻辑模型),但我得到了一大堆我不确定固定的错误。 我可能会咬比我更可以咀嚼这种特殊情况下,但我不想放弃 - 这是一个很大的学习曲线,我和一些帮助我能过去,这和移动。
首先,这里是我的DDL脚本:
-- This sql script creates the structure.
-- of the rugby club database.
DROP DATABASE IF EXISTS database_rugby;
CREATE DATABASE database_rugby;
USE database_rugby;
-- Create the "coach" table.
DROP TABLE IF EXISTS `database_rugby`.`coach` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`coach` (
`coachID` INT(5) NOT NULL ,
`dateBeganCoaching` DATE NOT NULL ,
`personID` INT(5) NOT NULL ,
PRIMARY KEY (`coachID`))
ENGINE = InnoDB;
-- Create the "grade" table.
DROP TABLE IF EXISTS `database_rugby`.`grade` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`grade` (
`gradeID` INT(5) NOT NULL AUTO_INCREMENT ,
`gradeName` VARCHAR(50) NOT NULL ,
`minWeight` INT(3) NOT NULL ,
`maxWeight` INT(3) NOT NULL ,
`minAge` INT(3) NOT NULL ,
`maxAge` INT(3) NOT NULL ,
`ballSize` INT(1) NOT NULL ,
PRIMARY KEY (`gradeID`) )
ENGINE = InnoDB;
-- Create the "coachQualification" table.
DROP TABLE IF EXISTS `database_rugby`.`coachQualification` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`coachQualification` (
`qualID` INT(5) NOT NULL AUTO_INCREMENT ,
`qualName` CHAR(5) NOT NULL ,
`gradeID` INT(5) NOT NULL ,
PRIMARY KEY (`qualID`) ,
INDEX `gradeID` (`gradeID` ASC) ,
CONSTRAINT `coachQualification_ibfk_1`
FOREIGN KEY (`gradeID`)
REFERENCES `database_rugby`.`grade` (`gradeID`)
ON DELETE CASCADE
ON UPDATE CASCADE)
ENGINE = InnoDB;
-- Create the "parent" table.
DROP TABLE IF EXISTS `database_rugby`.`parent` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`parent` (
`parentID` INT(5) NOT NULL ,
`personID` INT(5) NOT NULL ,
PRIMARY KEY (`parentID`))
ENGINE = InnoDB;
-- Create the "school" table.
DROP TABLE IF EXISTS `database_rugby`.`school` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`school` (
`schoolID` INT(5) NOT NULL AUTO_INCREMENT ,
`schoolName` VARCHAR(100) NOT NULL ,
PRIMARY KEY (`schoolID`))
ENGINE = InnoDB;
-- Create the "player" table.
--
-- Inherits fields from the "person"
-- and "school" tables.
DROP TABLE IF EXISTS `database_rugby`.`player` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`player` (
`playerID` INT(5) NOT NULL ,
`personID` INT(5) NOT NULL ,
`schoolID` INT(5) NOT NULL ,
PRIMARY KEY (`playerID`) ,
INDEX `schoolID` (`schoolID` ASC) ,
CONSTRAINT `player_ibfk_1`
FOREIGN KEY (`schoolID`)
REFERENCES `database_rugby`.`school` (`schoolID` )
ON DELETE CASCADE
ON UPDATE CASCADE)
ENGINE = InnoDB;
-- Create the "person" table.
--
-- This table has one:one relationships
-- with the parent, coach and player
-- tables.
DROP TABLE IF EXISTS `database_rugby`.`person` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`person` (
`personID` INT(5) NOT NULL AUTO_INCREMENT ,
`firstName` VARCHAR(50) NOT NULL ,
`lastName` VARCHAR(50) NOT NULL ,
`dateOfBirth` DATE NOT NULL ,
`streetAddress` VARCHAR(150) NOT NULL ,
`suburbAddress` VARCHAR(150) NULL DEFAULT NULL ,
`cityAddress` VARCHAR(150) NOT NULL ,
`photo` BLOB NULL DEFAULT NULL ,
`parent_parentID` INT(5) NOT NULL DEFAULT '0' ,
`coach_coachID` INT(5) NOT NULL DEFAULT '0' ,
`player_playerID` INT(5) NOT NULL DEFAULT '0' ,
`parent_parentID1` INT(5) NOT NULL DEFAULT '0' ,
`player_playerID1` INT(5) NOT NULL DEFAULT '0' ,
`coach_coachID1` INT(5) NOT NULL DEFAULT '0' ,
`coach_coachID2` INT(5) NOT NULL DEFAULT '0' ,
`parent_parentID2` INT(5) NOT NULL DEFAULT '0' ,
`player_playerID2` INT(5) NOT NULL DEFAULT '0' ,
PRIMARY KEY (`personID`) ,
INDEX `fk_person_coach1` (`coach_coachID2` ASC) ,
INDEX `fk_person_parent1` (`parent_parentID2` ASC) ,
INDEX `fk_person_player1` (`player_playerID2` ASC) ,
CONSTRAINT `fk_person_coach1`
FOREIGN KEY (`coach_coachID2` )
REFERENCES `database_rugby`.`coach` (`coachID`)
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `fk_person_parent1`
FOREIGN KEY (`parent_parentID2`)
REFERENCES `database_rugby`.`parent` (`parentID`)
ON DELETE NO ACTION
ON UPDATE NO ACTION,
CONSTRAINT `fk_person_player1`
FOREIGN KEY (`player_playerID2`)
REFERENCES `database_rugby`.`player` (`playerID`)
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
-- Create the "homePhone" table.
DROP TABLE IF EXISTS `database_rugby`.`homePhone` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`homePhone` (
`homePhoneID` INT(5) NOT NULL AUTO_INCREMENT ,
`homeNumber` CHAR(9) NOT NULL ,
PRIMARY KEY (`homePhoneID`))
ENGINE = InnoDB;
-- Create the "mobilePhone" table.
DROP TABLE IF EXISTS `database_rugby`.`mobilePhone` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`mobilePhone` (
`mobilePhoneID` INT(5) NOT NULL AUTO_INCREMENT ,
`mobileNumber` CHAR(10) NULL DEFAULT NULL ,
PRIMARY KEY (`mobilePhoneID`))
ENGINE = InnoDB;
-- Create the "emailAddress" table.
DROP TABLE IF EXISTS `database_rugby`.`emailAddress` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`emailAddress` (
`emailAddressID` INT(5) NOT NULL AUTO_INCREMENT ,
`emailAddress` CHAR(10) NULL DEFAULT NULL ,
PRIMARY KEY (`emailAddressID`))
ENGINE = InnoDB;
-- Create the "Contact" table
--
-- This is a linking table
-- that describes the many:many
-- relationships between "person"
-- and the "homePhone", "mobilePhone",
-- and "emailAddress" tables.
DROP TABLE IF EXISTS `database_rugby`.`contact` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`contact` (
`personID` INT(5) NOT NULL ,
`homePhoneID` INT(5) NOT NULL ,
`mobilePhoneID` INT(5) NULL DEFAULT NULL ,
`emailAddressID` INT(5) NULL DEFAULT NULL ,
INDEX `personID` (`personID` ASC) ,
INDEX `homePhoneID` (`homePhoneID` ASC) ,
INDEX `mobilePhoneID` (`mobilePhoneID` ASC) ,
INDEX `emailAddressID` (`emailAddressID` ASC) ,
CONSTRAINT `contact_ibfk_1`
FOREIGN KEY (`personID` )
REFERENCES `database_rugby`.`person` (`personID`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `contact_ibfk_2`
FOREIGN KEY (`homePhoneID`)
REFERENCES `database_rugby`.`homePhone` (`homePhoneID`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `contact_ibfk_3`
FOREIGN KEY (`mobilePhoneID`)
REFERENCES `database_rugby`.`mobilePhone` (`mobilePhoneID`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `contact_ibfk_4`
FOREIGN KEY (`emailAddressID`)
REFERENCES `database_rugby`.`emailAddress` (`emailAddressID`)
ON DELETE CASCADE
ON UPDATE CASCADE)
ENGINE = InnoDB;
-- Create the "family" table.
--
-- This is a linking table
-- that describes the many:many
-- relationship between "parent"
-- and "player" tables.
DROP TABLE IF EXISTS `database_rugby`.`family` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`family` (
`parentID` INT(5) NOT NULL ,
`playerID` INT(5) NOT NULL ,
`parent_parentID` INT(5) NOT NULL ,
INDEX `playerID` (`playerID` ASC) ,
INDEX `fk_family_parent1` (`parent_parentID` ASC) ,
CONSTRAINT `family_ibfk_2`
FOREIGN KEY (`playerID` )
REFERENCES `database_rugby`.`player` (`playerID`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `fk_family_parent1`
FOREIGN KEY (`parent_parentID`)
REFERENCES `database_rugby`.`parent` (`parentID`)
ON DELETE NO ACTION
ON UPDATE NO ACTION)
ENGINE = InnoDB;
-- Create the "qualificationSet" table.
--
-- This is a linking table
-- that describes the many:many
-- relationship between "coach"
-- and "coachQualification" tables.
DROP TABLE IF EXISTS `database_rugby`.`qualificationSet` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`qualificationSet` (
`coachID` INT(5) NOT NULL ,
`qualID` INT(5) NOT NULL ,
INDEX `coachID` (`coachID` ASC) ,
INDEX `qualID` (`qualID` ASC) ,
CONSTRAINT `qualificationSet_ibfk_1`
FOREIGN KEY (`coachID`)
REFERENCES `database_rugby`.`coach` (`coachID`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `qualificationSet_ibfk_2`
FOREIGN KEY (`qualID`)
REFERENCES `database_rugby`.`coachQualification` (`qualID`)
ON DELETE CASCADE
ON UPDATE CASCADE)
ENGINE = InnoDB;
-- Create the "team" table.
DROP TABLE IF EXISTS `database_rugby`.`team` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`team` (
`teamID` INT(5) NOT NULL AUTO_INCREMENT ,
`teamName` VARCHAR(50) NOT NULL ,
`teamYear` INT(2) NOT NULL ,
`gradeID` INT(5) NOT NULL ,
PRIMARY KEY (`teamID`) ,
INDEX `gradeID` (`gradeID` ASC) ,
CONSTRAINT `team_ibfk_1`
FOREIGN KEY (`gradeID`)
REFERENCES `database_rugby`.`grade` (`gradeID`)
ON DELETE CASCADE
ON UPDATE CASCADE)
ENGINE = InnoDB;
-- Create the "teamAllocation" table
--
-- this is a linking table for a
-- many:many relationship between
-- team and player tables.
DROP TABLE IF EXISTS `database_rugby`.`teamAllocation` ;
CREATE TABLE IF NOT EXISTS `database_rugby`.`teamAllocation` (
`teamID` INT(5) NOT NULL ,
`playerID` INT(5) NOT NULL ,
INDEX `teamID` (`teamID` ASC) ,
INDEX `playerID` (`playerID` ASC) ,
CONSTRAINT `teamallocation_ibfk_1`
FOREIGN KEY (`teamID` )
REFERENCES `database_rugby`.`team` (`teamID`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `teamAllocation_ibfk_2`
FOREIGN KEY (`playerID`)
REFERENCES `database_rugby`.`player` (`playerID`)
ON DELETE CASCADE
ON UPDATE CASCADE)
ENGINE = InnoDB;
-- Create the "teamCoachAllocation" table.
--
-- This is a linking table
-- that describes the many:many
-- relationship between "coach"
-- and "team" tables.
DROP TABLE IF EXISTS `database_rugby`.`teamCoachAllocation` ;
CREATE TABLE `database_rugby`.`teamCoachAllocation` (
`coachID` INT(5) NOT NULL ,
`teamID` INT(5) NOT NULL ,
INDEX `coachID` (`coachID` ASC) ,
INDEX `teamID` (`teamID` ASC) ,
CONSTRAINT `teamCoachAllocation_ibfk_1`
FOREIGN KEY (`coachID`)
REFERENCES `database_rugby`.`coach` (`coachID`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `teamCoachAllocation_ibfk_2`
FOREIGN KEY (`teamID`)
REFERENCES `database_rugby`.`team` (`teamID`)
ON DELETE CASCADE
ON UPDATE CASCADE)
ENGINE = InnoDB;
这里是我的DML脚本(注:目前剧本只尝试插入记录中的“人”,“学校”和“玩家”细节如果问题我至今是固定的遭遇,这可以帮助我。稍后的..):
-- database_data.sql.
-- This sql script inserts data into the
-- rugby club database.
USE database_rugby;
TRUNCATE TABLE database_rugby.person;
-- Insert new persons which will be
-- players.
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Michael",
"Peck",
'2002-12-10',
"45 Skibo Street",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Matt",
"Petersen",
'2001-06-15',
"192 Bayview Road",
"South Dunedin",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Christopher",
"Petersen",
'2003-02-19',
"192 Bayview Road",
"South Dunedin",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Richard",
"Michaels",
'2002-04-08',
"15 Fitzroy Street",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Shaun",
"Michaels",
'2003-11-11',
"15 Fitzroy Street",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Harry",
"Dackers",
'2004-02-11',
"32 Peter Street",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Daniel",
"Mitchell",
'2002-05-19',
"112 South Road",
"Caversham",
"Dunedin");
-- Insert new persons which will be
-- parents.
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Gregory",
"Peck",
'1971-07-22',
"123 Burns Street",
"South Dunedin",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Laura",
"Peck",
'1979-09-08',
"123 Burns Street",
"South Dunedin",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Martha",
"Petersen",
'1973-12-07',
"192 Bayview Road",
"South Dunedin",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Chris",
"Michaels",
'1967-08-07',
"15 Fitzroy Street",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Nadine",
"Michaels",
'1973-10-19',
"15 Fitzroy Street",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Barry",
"Dackers",
'1965-02-11',
"32 Peter Street",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Kevin",
"Mitchell",
'1972-05-19',
"112 South Road",
"Caversham",
"Dunedin");
INSERT INTO database_rugby.person (
firstName,
lastName,
dateOfBirth,
streetAddress,
suburbAddress,
cityAddress)
VALUES(
"Rebecca",
"Mitchell",
'1978-01-23',
"112 South Road",
"Caversham",
"Dunedin");
-- Insert schools into school table.
TRUNCATE TABLE database_rugby.school;
INSERT INTO database_rugby.school(
schoolName)
VALUES(
"College Street School");
INSERT INTO database_rugby.school(
schoolName)
VALUES(
"Macandrew Intermediate School");
INSERT INTO database_rugby.school(
schoolName)
VALUES(
"Carlton Hill Primary");
INSERT INTO database_rugby.school(
schoolName)
VALUES(
"Caversham Primary School");
INSERT INTO database_rugby.school(
schoolName)
VALUES(
"Concord School");
-- Insert players into player table.
TRUNCATE TABLE database_rugby.player;
INSERT INTO database_rugby.player(
personID,
schoolID)
VALUES(
(SELECT personID FROM database_rugby.person
WHERE database_rugby.person(firstName) = "Michael"
AND database_rugby.person(lastName) = "Peck"),
(SELECT schoolID FROM database_rugby.school
WHERE database_rugby.school(schoolName) = "College Street School"));
INSERT INTO database_rugby.player(
personID,
schoolID)
VALUES(
(SELECT personID FROM database_rugby.person
WHERE database_rugby.person(firstName) = "Matt"
AND database_rugby.person(lastName) = "Petersen"),
(SELECT schoolID FROM database_rugby.school
WHERE database_rugby.school(schoolName) = "Macandrew Intermediate School"));
INSERT INTO database_rugby.player(
personID,
schoolID)
VALUES(
(SELECT personID FROM database_rugby.person
WHERE database_rugby.person(firstName) = "Christopher"
AND database_rugby.person(lastName) = "Petersen"),
(SELECT schoolID FROM database_rugby.school
WHERE database_rugby.school(schoolName) = "College Street School"));
INSERT INTO database_rugby.player(
personID,
schoolID)
VALUES(
(SELECT personID FROM database_rugby.person
WHERE database_rugby.person(firstName) = "Richard"
AND database_rugby.person(lastName) = "Michaels"),
(SELECT schoolID FROM database_rugby.school
WHERE database_rugby.school(schoolName) = "College Street School"));
INSERT INTO database_rugby.player(
personID,
schoolID)
VALUES(
(SELECT personID FROM database_rugby.person
WHERE database_rugby.person(firstName) = "Shaun"
AND database_rugby.person(lastName) = "Michaels"),
(SELECT schoolID FROM database_rugby.school
WHERE database_rugby.school(schoolName) = "College Street School"));
INSERT INTO database_rugby.player(
personID,
schoolID)
VALUES(
(SELECT personID FROM database_rugby.person
WHERE database_rugby.person(firstName) = "Harry"
AND database_rugby.person(lastName) = "Dackers"),
(SELECT schoolID FROM database_rugby.school
WHERE database_rugby.school(schoolName) = "Caversham Primary School"));
INSERT INTO database_rugby.player(
personID,
schoolID)
VALUES(
(SELECT personID FROM database_rugby.person
WHERE database_rugby.person(firstName) = "Daniel"
AND database_rugby.person(lastName) = "Mitchell"),
(SELECT schoolID FROM database_rugby.school
WHERE database_rugby.school(schoolName) = "Caversham Primary School"));
下面是从两个脚本生成的MySQL命令行接口的输出 - 这将显示在错误的详细信息:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 82
Server version: 5.5.23 MySQL Community Server (GPL)
Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> source c:\scripts\database_schema.sql
Query OK, 16 rows affected (0.35 sec)
Query OK, 1 row affected (0.03 sec)
Database changed
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.04 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.07 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected, 1 warning (0.01 sec)
Query OK, 0 rows affected (0.09 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected, 1 warning (0.01 sec)
Query OK, 0 rows affected (0.07 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.07 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.10 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.08 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.10 sec)
Query OK, 0 rows affected, 1 warning (0.01 sec)
Query OK, 0 rows affected (0.07 sec)
mysql> source c:\scripts\database_data.sql
Database changed
ERROR 1701 (42000): Cannot truncate a table referenced in a foreign key constrai
nt (`database_rugby`.`contact`, CONSTRAINT `contact_ibfk_1` FOREIGN KEY (`person
ID`) REFERENCES `database_rugby`.`person` (`personID`))
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint f
ails (`database_rugby`.`person`, CONSTRAINT `fk_person_coach1` FOREIGN KEY (`coa
ch_coachID2`) REFERENCES `coach` (`coachID`) ON DELETE NO ACTION ON UPDATE NO AC
TION)
ERROR 1701 (42000): Cannot truncate a table referenced in a foreign key constrai
nt (`database_rugby`.`player`, CONSTRAINT `player_ibfk_1` FOREIGN KEY (`schoolID
`) REFERENCES `database_rugby`.`school` (`schoolID`))
Query OK, 1 row affected (0.01 sec)
Query OK, 1 row affected (0.01 sec)
Query OK, 1 row affected (0.01 sec)
Query OK, 1 row affected (0.00 sec)
Query OK, 1 row affected (0.00 sec)
ERROR 1701 (42000): Cannot truncate a table referenced in a foreign key constrai
nt (`database_rugby`.`person`, CONSTRAINT `fk_person_player1` FOREIGN KEY (`play
er_playerID2`) REFERENCES `database_rugby`.`player` (`playerID`))
ERROR 1305 (42000): FUNCTION database_rugby.person does not exist
ERROR 1305 (42000): FUNCTION database_rugby.person does not exist
ERROR 1305 (42000): FUNCTION database_rugby.person does not exist
ERROR 1305 (42000): FUNCTION database_rugby.person does not exist
ERROR 1305 (42000): FUNCTION database_rugby.person does not exist
ERROR 1305 (42000): FUNCTION database_rugby.person does not exist
ERROR 1305 (42000): FUNCTION database_rugby.person does not exist
mysql>
而这里的逻辑模型(如果有人看到任何的关系问题 - 尤其是多方面的:许多关系,请让我知道)。
我很抱歉,如果我放弃了太多的信息,但我想如果我给所有这些信息,它会使事情上想帮助我的人更容易。 我已经花了好3小时作出调整,DDL脚本,但花这么久后,我意识到我需要更有经验的人来帮我。 我已经展示了逻辑模型的人与数据库中的行业经验,他们相信它符合3NF。 在做概念和逻辑模型就没有那么坏自己,它试图逻辑模型转换为工作脚本,并成功地将数据(我要插入至少10条记录为每个表),已成为最大的障碍。
提前致谢!