cascading-deletes

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How to delete child entities in an InverseProperty relationship using code first entity framework 4.1

I have a model and I am having trouble managing the relationships using entity framework 4.1 Here the model (simplified):[详细]

2023-03-28 02:15 分类：问答
MySQL Multi-Delete. Is it possible to multi-delete referenced rows?

If I have a parent table and a child table, is it possible to multi-delete the rows in them without having a \"ON DELETE CASCADE\" constraint?[详细]

2023-03-27 09:53 分类：问答
NHibernate cascading deletes in associated joined subclasses

I\'m currently working on a small PoC project and decided to take NHibernate for a spin for the persistence part.[详细]

2023-03-25 01:24 分类：问答
Why won't my GenericForeignKey cascade when deleting?

I\'m creating a custom commenting system which can attache comments to any model using the contenttypes GenericForeignKey.[详细]

2023-03-22 06:21 分类：问答
SQLite cascading delete

The parent table is: CREATE TABLE BHEAD ( ID INTEGER primary key asc, DESCR TEXT, LINECTR INT, UNITCTR INT)[详细]

2023-03-15 14:10 分类：问答
Mysql delete descendants

I have a table of images, and those images will have various descendants such as thumbnails, different sized versions, and crops (and 开发者_高级运维thumbs of those crops), etc.[详细]

2023-03-12 18:24 分类：问答
On delete cascade with doctrine2

I\'m trying to make a simple example in order to learn how to delete a row from a parent table and automatically delete the matching rows in the child table using Doctrine2.[详细]

2023-03-12 05:36 分类：问答
how to delete records from several child tables in the same query

I ve got a database model开发者_如何学Goize like this, One mother table let\'s call it table_mother, and severals child tables.[详细]

2023-03-08 07:17 分类：问答
Trigger calls in cascade deleting

I have table \"A\" in MySQL. It has some references with cascade deleting to some other tables (\"B\", \"C\", \"D\" ...). I need to use a trigger when something deletes from \"A\". This trigger works[详细]

2023-03-06 21:33 分类：问答
Cascade not working as I expect

I\'m relatively new to configuring NHibernate and have run in to a problem. I have the following entities :[详细]

2023-03-06 18:47 分类：问答