Amazing world about data

Developer, ThoughtWorker, Data Architect and Data Specialist


5 minutes read

In this blog post, I will discuss ID generation techniques using the Object Relation Mapping frameworks such as Hibernate, Toplink, ActiveRecord, Entity Framework. When using hibernate or any other ORM mapping framework. There is a need to generate primary key values for the “id” columns. These values can be generated by using IDENTITY, SEQUENCE or TABLE strategies. Generating custom values for primary keys or other values is a topic for another blog post.

2 minutes read

When using Groovy with Spring framework, ¬†interacting with the database can be done using the Groovy.SQL class which provides a easy to use interface. When using Groovy.SQL, if we have a need to do transactions, we have the .withTransaction method that accepts a closure, to which we can pass in code to execute within the transaction. In our project since we were using spring already, using annotations to define transactions would be a great. Standard @Transactional annotations with Groovy.SQL…

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