Category "orm"

Sequelize: can you use hooks to add a comment to a query?

Heroku recently posted a list of some good tips for postgres. I was most intreged by the Track the Source of Your Queries section. I was curious if this was som

Laravel Eloquent vs DB facade: Why use Eloquent and decrease performance? [closed]

I did some performance tests between Laravel's DB facade query builder and Laravel's Eloquent ORM. The DB facade was much faster than Eloquent

flask-sqlalchemy or sqlalchemy

I am new in both flask and sqlalchemy, I just start working on a flask app, and I am using sqlalchemy for now. I was wondering if there is any significant benef

'Source code does not match the bytecode' use IDEA debug JdbcTemplate

When I debug the JdbcTemplate sourcecode use IDEA,the IDE tips me:'Source code does not match the bytecode' Screenshot: and i use mvn to manage m

How to fix org.hibernate.LazyInitializationException - could not initialize proxy - no Session

I get the following exception: Exception in thread "main" org.hibernate.LazyInitializationException: could not initialize proxy - no Session at org.hiberna

scoped_session(sessionmaker()) or plain sessionmaker() in sqlalchemy?

I am using SQlAlchemy in my web project. What should I use - scoped_session(sessionmaker()) or plain sessionmaker() - and why? Or should I use something else?

How to solve EagerLoadingError [SequelizeEagerLoadingError]: Table_B is not associated to Table_A?

I am trying to fetch data from Table_A and Table_B using node and sequelize Table Structure Table_A: id PK name Text Table_B: id PK a_id FK_tableA_id name Text

Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.idea.MAE_MFEView

Why am I getting this exception? package com.domain.idea; import javax.persistence.CascadeType; import javax.persistence.Entity; import javax.persistence.Fetc