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Doctrine represents one of the best-known and performant database libraries today. It is comprised of a set of stable and highly performant libaries for database storage (Doctrine DBAL) and object mapping (Doctrine ORM). This post describes the steps needed to integrate Doctrine 2 into your project using composer. Setup using...
Doctrine 2’s EntityManager class will permanently close connections upon failed transactions. Thus, further requests using these closed instances will fail with the following exception: So, make sure to check your EntityManager’s state before your actual tasks: Better, create a function called getEntityManager that takes care of this check and makes...
This post continues my approach to integrate Doctrine 2 into Zend Framework 2 by additionally setting up YamlDriver to generate and manage Doctrine 2 Entity model mapping files. First, we need to install the YAML dependency symfony/yaml: And rebuild our project: In case you forget the install the symfony/yaml module...
So, finally I’ve found time to start a new approach of migrating older Zend Framework (ZF) 1 projects to ZF2. To get most out of ZF2 and its new modular design I’ve decided to simultaneously try out the Doctrine 2 ORM module. These are the steps I’ve used to integrate...
This post is just to inform fellow users of Doctrine about a problem with Doctrine_Pager using “IN” for “WHERE” clauses. Simply put: Just don’t use it (at the moment), as it will result in the following error: SQLSTATE[HY093]: Invalid parameter number: number of bound variables does not match number of...
Recently, our project team spent quite some time figuring out a way to get Zend (ZF) working together with Doctrine ORM. Although there are a lot of howtos and guides out there it seems like everybody has his/her own way of merging these two frameworks. In order to get most...
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