sqlite异常Cannot add a PRIMARY KEY column0 [待解决问题] 浏览: 752次 sqlite异常Cannot add a PRIMARY KEY column 张林-布莱恩特 | 初学一级 | 园豆:108 提问于:2019-11-04 11:47 < > 人人可用的开源BI工具 分享 您需要登录以后才能回答,未注册用户请先注册。 关于博客园联系我们商务合作©2004-2...
接下来我们需要关联product.sid 至 sealer.id,进行父子表的主外键关联。 2. 碰到错误 在创建外键之时,使用的SQL和碰到错误信息如下: 代码语言:javascript 复制 alter table`product' add CONSTRAINT`sid_ref`FOREIGN KEY (`sid`) REFERENCES`sealer`(`id`)ONDELETENOACTIONONUPDATENOACTION 碰到的错误信息如下: 无...
then tried to add the second column. Third: I also cannot change the name of an existing Foreign Key Index Name.How to repeat:First: 1) Create a new blank model 2) Add a single table 3) Add two columns (column1_id int NN, column2_id int NN). Remove the primary key attribute on...
You have included in an index or primary key a column whose data type precludes its participation in keys or indexes. Change the column's data type or remove it from the index or primary key. For the rules restricting the data types of index and key columns, seeCreating Indexes (Database...
# wrong; single pair of backticks wraps both table and column ALTER TABLE child ADD FOREIGN KEY (parent_id) REFERENCES `parent(id)`; # correct; one pair for each part ALTER TABLE child ADD FOREIGN KEY (parent_id) REFERENCES `parent`(`id`); ...
Oracle Error ORA-02331: cannot create constraint on column of datatype string In "Oracle" Oracle Error ORA-02329: column of datatype string cannot be unique or a primary key In "Oracle" Oracle Error ORA-02272: constrained column cannot be of LONG datatype ...
Cannot add a new account - keyboard input not working I'm on Windows 11 with a Onedrive Personal account already set up. I now want to add a Onedrive Business account. I click "Add an account" and am shown a screen where I can enter an email address. ......
Branch with original issue:https://github.com/cpoppema/django-migrate-constraint-bug/tree/cannot-change-column-used-in-a-foreign-key-constraint Branch with issue without related_name='+':https://github.com/cpoppema/django-migrate-constraint-bug/tree/cannot-add-foreign-key-constraint ...
Primary key or index cannot be created on column '<0s>' because its data type is '<1s>'. (ADP)Applies ToAccess 2010 Access 2007 注: 最新のヘルプ コンテンツをできるだけ早く、お客様がお使いの言語で提供したいと考えております。このペ...
django.db.utils.OperationalError: (1825, "Failed to add the foreign key constraint on table 'levan_liveevent_notify_subscriptions'. Incorrect options in FOREIGN KEY constraint 'slipmat/levan_liveevent_noti_liveevent_id_a4871abc_fk_levan_liveevent_id'") ...