datamapper

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Rails 3: DataObjects::SQLError -- How do I stop these from producing errors on *warnings*?

When I insert just a few fields to a table in a legacy database schema (via DataMapper), I\'m getting the following:[详细]

2023-03-03 12:06 分类：问答
Spork and cache_classes problem with rspec, factory_girl and datamapper

I\'ve got a problem with Spork test server. If I set config.cache_classes = false in config/environments/test.rb then specs start to rasie errors.[详细]

2023-03-03 03:49 分类：问答
DataMapper with legacy DB schema. Primary key via sequences table

UPDATE: I wrote a Sequence property type for DataMapper in the end.Take and use at your own risk ;) https://gist.github.com/959059[详细]

2023-03-02 15:19 分类：问答
How do I tell DataMapper to use "timestamp with time zone" for DateTime properties?

By default, DataMapper creates DateTime properties of type timestamp without time zone in PostgreSQL.I\'开发者_高级运维d like to change that default for my project to timestamp with time zone.How can[详细]

2023-03-02 08:30 分类：问答
Zend CRUD Data Mapper Example?

C开发者_JAVA百科an anyone point or sketch a VERY BASIC data Mapper Example on CRUD operations, considering that, we have at least two tables related with a foreign key ?[详细]

2023-03-01 17:46 分类：问答
Data Mapper Design Pattern and Gateways - Newbie question

Please, correct me if I\'m wrong: If we use a Dao/Vo pattern or a TDG pattern we will have a nice code organization by having for each (or at least for a lot of) tables a related class.[详细]

2023-03-01 02:01 分类：问答
How can I better optimize many-to-many association queries with DataMapper?

DataMapper appears to be generating grossly sub-optimal queries for associations that use a join table.What can I do to improve the performance of these queries?Note that it generates the same queries[详细]

2023-02-28 22:43 分类：问答
Chaining datamapper relationships across different repositories

class A include DataMapper::Resource def self.default_repository_name :alt_db end property :aid, Integer, :key => true[详细]

2023-02-28 05:54 分类：问答
Simple Search With Datamapper and Sinatra

I\'m fairly new to Ruby and backend development in general.That being said I\'m trying to create a simple search form.I\'m using Sinatra as the framework and Datamapper as my ORM.What is the best way[详细]

2023-02-27 11:01 分类：问答
Datamapper with a Mysql Master/Slave

I cant seem to find an开发者_StackOverflow社区y info on how to use datamapper talk to a mysql master/slave setup. I\'m running rails3 with dm-mysql-adapterYou can use DataMapper\'s Multiple Data Store[详细]

2023-02-25 17:42 分类：问答