http://www.doctrine-project.org/jira This file is an XML representation of an issue en-us 5.2.7 850 21-02-2013 http://www.doctrine-project.org/jira/browse/DBAL-58 Doctrine DBAL <p>If database has ON DELETE CASCADE, schema tool detects change to NO ACTION and RESCRICT.<br/> If database has ON DELETE RESCRICT, schema tool detects change only in case of CASCADE.<br/> If database has ON DELETE NO ACTION, schema tool detect change only in case of CASCADE.</p> <p>Detecting of changes is done by:<br/> doctrine orm:schema-tool update --dump-sql<br/> and<br/> doctrine orm:validate-schema</p> DBAL-58

Schema tool does not see difference between onDelete="NO ACTION" and onDelete="RESTRICT"

Improvement Major Open Unresolved Benjamin Eberlei Jan Obrátil Wed, 11 Aug 2010 08:24:37 +0000 Sun, 31 Oct 2010 07:33:20 +0000 Schema Managers 1 1 <p>which database version do yo uuse? can you paste an example schema?</p> <p>This is example script with 2 testing entities.</p> <p>I have attached script with two entities.</p> <p>I have this database version:<br/> $ mysql --version<br/> mysql Ver 14.14 Distrib 5.1.41, for debian-linux-gnu (i486) using readline 6.1</p> <p>Check line 44. There is CASCADE.<br/> Updating schema by: $ doctrine orm:schema-tool:update</p> <p>Change CASCADE to NO ACTION<br/> $ doctrine orm:schema-tool:update --dump-sql<br/> ALTER TABLE ArticleItem DROP FOREIGN KEY ArticleItem_ibfk_1;<br/> ALTER TABLE ArticleItem ADD FOREIGN KEY (articleGroupId) REFERENCES ArticleGroup(id) ON DELETE NO ACTION</p> <p>everything ok, so: $ doctrine orm:schema-tool:update</p> <p>Change NO ACTION to RESTRICT<br/> $ doctrine orm:schema-tool:update --dump-sql<br/> // no output!!</p> <p>Change RESTRICT to CASCADE<br/> $ doctrine orm:schema-tool:update --dump-sql<br/> ALTER TABLE ArticleItem DROP FOREIGN KEY ArticleItem_ibfk_1;<br/> ALTER TABLE ArticleItem ADD FOREIGN KEY (articleGroupId) REFERENCES ArticleGroup(id) ON DELETE CASCADE</p> <p>everything ok, so: $ doctrine orm:schema-tool:update</p> <p>Change CASCADE to RESTRICT<br/> $ doctrine orm:schema-tool:update --dump-sql<br/> ALTER TABLE ArticleItem DROP FOREIGN KEY ArticleItem_ibfk_1;<br/> ALTER TABLE ArticleItem ADD FOREIGN KEY (articleGroupId) REFERENCES ArticleGroup(id) ON DELETE RESTRICT</p> <p>everything ok, do: $ doctrine orm:schema-tool:update</p> <p>Change RESTRICT to NO ACTION<br/> $ doctrine orm:schema-tool:update --dump-sql<br/> // no output!!</p> <p>So there is no way to update database schema from RESTRICT to NO ACTION and reverse!</p> <p>Hm you are right, however for MySQL NO ACTION is the same as RESTRICT as stated by <a href="http://dev.mysql.com/doc/refman/5.1/en/innodb-foreign-key-constraints.html" class="external-link">http://dev.mysql.com/doc/refman/5.1/en/innodb-foreign-key-constraints.html</a></p>