What was weird was is it worked on one server, but not on another, which I thought were identical installations. So this may happen because of inconsistencies between two databases/fields definitions try to check: Field Type Field Collation Table Engine share|improve this answer edited Dec 13 '13 at 11:50 answered Dec Can't create table errno 150 up vote 66 down vote favorite 7 I have to create a db with 2 tables in mysql but the script fails with errno 150 (Foreign MySQL/SQL Data Validation (with PHP) Learn the importance of data validation in web applications when information is accepted from third parties, or even from internal users.
I start with a "he” and end the same Are the first solo flights by a student pilot more dangerous? Do I send relative's resume to recruiters when I don't exactly support the candidate's track record? If you're pretty MySQL savvy, you can make a query to check what values are offending. What is the meaning of the phrase "in the hands of big money"? http://stackoverflow.com/questions/4061293/mysql-cant-create-table-errno-150
This is more helpful than a sheer "Error 150" ;-) –Marek Stanley Jun 2 '14 at 17:24 add a comment| up vote 4 down vote To create a foreign key , why? However, this requires that the referenced columns are not defined as NOT NULL. Unsigned int with int will throw a 150 error no.
Field type or character set for column a does not mach referenced column f1 close to foreign key(a) references t1(f1)) engine=innodb | | Error | 1005 | Can't create table 'test.t2' But do we have an index for the referenced column f1 in the table t2? When I add a FK and leave out the name of the constraint, MySQL always populates with something like some_table_ibfk_1 automagically, which I assumed was meant to ensure there were no Sql Error Number 150 If it checks out, then triple check for things like spaces at the beginning or end of the column, or anything that might make it miss the column in the parent
Workaround: name your constraints explicitly with unique names. Mysql Error 150 The foreign key "main_id" has to have the exact same type as the primary key that it references. We hope you found this white paper useful. http://stackoverflow.com/questions/9460567/mysql-error-message-cant-create-table-errno-150 In my case issue was with INT type fields.
so i added the UNSIGNED keyword to fldForumID in tblForumTitle: CREATE TABLE tblForumTitle ( fldForumID SMALLINT(5) UNSIGNED UNIQUE NOT NULL AUTO_INCREMENT, ...... My Sql Error 150 my_db_renamed) had foreign key constraints in the newly created database (my_db) Not sure if this is a bug in Sequel Pro, or if some use case requires this behaviour, but it How do you fix it? share|improve this answer answered Oct 31 '10 at 0:28 Dan McGrath 14.6k32558 10 Thanks :) for me, the data types are INT but one unsigned while the other is not
Original: I'm trying to create a table with foreign key in MySQL. http://www.eliacom.com/mysql-gui-wp-errno-150.php But I got the error on table2.key2. Sql Error 1005 There are additional error messages if you issue SHOW ENGINE INNODB STATUS, which help, but were not an ideal solution. Sql Error 121 Are you sure the keywords table exist?
This is improved in MariaDB 5.5.45 and 10.0.21: create table t1 (f1 integer not null primary key) engine=innodb -------------- Query OK, 0 rows affected (0.10 sec) -------------- alter table t1 add share|improve this answer answered May 5 '09 at 15:22 Greg 197k35304302 A bit of quick testing, creating a foo as above with MyISAM, and a bar with InnoDB, suggests Plural of "State of the Union" Is 8:00 AM an unreasonable time to meet with my graduate students and post-doc? For example: Create table if not exists CADASTRO_MAQUINAS ( Id VARCHAR(16), Primary Key (Id) ); Create table if not exists INFOS ( Id_Maquina VARCHAR(16) NOT NULL, CONSTRAINT FK_infos_cadastro_maquinas Foreign Key (Id_Maquina) Sql Error No 150
In MariaDB 5.5.45 and 10.0.21, the message is clearly improved: CREATE TABLE t1 ( id int(11) NOT NULL PRIMARY KEY, a int(11) NOT NULL, b int(11) NOT NULL, c int not Want the solution? To make things incredibly clear, here's the working example. What does Sauron need with mithril?
Under that it will give you a very helpful error message, which typically will tell you right away what is the matter. Can't Create Table (errno 150) Mysql I get this error: #1005 - Can't create table 'xy.trans' (errno: 150) Any ideas whats wrong with the following create statement? Describe that someone’s explanation matches your knowledge level Why were hatched polygons pours used instead of solid pours in the past?
If you really want to set your own, you can check what the other names are by looking in `information_schema`.`table_constraints` in your MySQL server, to see what's taken. I double-checked the foreign key fields to be the same on both tables and I can't find any error. Other Foreign Key Errors You Might Encounter A Foreign Key Constraint Fails: Data Doesn't Match: Click for solutionThe most common but easy error to track (because it actually tells you what Note that the internal storage type of ENUM and SET changed in tables created with >= InnoDB-4.1.12, and such columns in old tables cannot be referenced by such columns in new
Why are some programming languages turing complete but lack some abilities of other languages? Saved my day –Pavel Evstigneev Feb 6 '14 at 6:18 Agree! Add This Thread To: Del.icio.us Digg Google Spurl Blink Furl Simpy Y! This is a BAD idea.
Browse other questions tagged mysql mysql-error-1005 or ask your own question. I just thought it might be helpful if I just list down all the possibilities which could throw this error. 1, Check CASE of the Column 2, Check COLLATION of Columns All rights reserved. Currently, the error message on this situation is: create table t1 (f1 integer not null primary key) engine=innodb -------------- Query OK, 0 rows affected (0.40 sec) -------------- alter table t1 add
Then copy the sql.