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orm

Infinite Recursion with Jackson JSON and Hibernate JPA issue

by IT Nursery

JsonIgnoreProperties [2017 Update]: You can now use JsonIgnoreProperties to suppress serialization of properties (during serialization), or ignore processing of JSON properties read (during … Read more

Tags jackson, java, json, orm, spring-mvc

The future of DBAs with ORM [closed]

by IT Nursery

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be … Read more

Tags orm

How does NHibernate handle execution plan?

by IT Nursery

I heard from a podcast that there are no ORMs that have a good solution for execution plan reuse. It will lead to … Read more

Tags execution-plan, orm, sql-server

Lower() vs ilike on postgresql

by IT Nursery

What I want to do is to check if value of column equals some string, but case insensitive. Is there a performance difference … Read more

Tags orm, postgresql

Replace relational database with “poor” design in software product with non-relational DB? [closed]

by IT Nursery

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be … Read more

Tags denormalization, document-oriented, nosql, orm, relational-theory

What are the advantages of a database design with single table for MtM relationships?

by IT Nursery

The database that backs our software product has a table design like the following: Positions ID Name Parts 1 One 12345 2 Two … Read more

Tags database-design, orm

Why does this Entity Framework query perform so bad in MySQL?

by IT Nursery

Let me give you a little setup. We have a InnoDB table on MySQL 5.1 with close to 20 million records, no foreign … Read more

Tags entity-framework, MySQL, orm, performance

Is the ADO.NET Entity Framework known for generating poorly performing queries?

by IT Nursery

This question is inspired by the comment posted to the latest ServerFault blog post: Are you guys still using LINQ to SQL? I … Read more

Tags ado.net, entity-framework, orm, performance, sql-server

How to model Parent -> Child -> Grandchild if the Child can be removed

by IT Nursery

I’m dealing with a set of relationships where the child can be removed, but I obviously don’t want to lose the connection between … Read more

Tags database-design, erd, foreign-key, orm, postgresql

How to troubleshoot orm queries interfering with other applications

by IT Nursery

Well, it’s hypothetical scenario but what I’m trying to understand is the path to go from a post-morten log (say, an SQL Server … Read more

Tags entity-framework, orm, sql-server-2008, troubleshooting
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