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JAVA: @OnetoMany hibernation mapping problem (too slow) -- 3

Hello,

I have java file and need to do some changes

Problem is that few hundred times function make query to database and take about 1s/time

500 times = 8 minutes

I need to change this function to get list only one time and use this data after

Java file and printscreen attached

Навыки: Java, PostgreSQL, Архитектура ПО

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О работодателе:
( 21 отзыв(-а, -ов) ) Klaipeda, Lithuania

ID проекта: #12145141

12 фрилансеров(-а) подали заявки на эту работу; средняя заявка - €32

€43 EUR за 1 день
(52 отзывов(-а))
5.4
dipakjadhav08

A proposal has not yet been provided

€34 EUR за 1 день
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4.8
sunnylalwani

Computer Science graduate and have experience in java and web development done many job like that i will solve your problem as faster as i can. need an another class for save time and connect the database.

€16 EUR за 1 день
(6 отзывов(-а))
2.6
ams53

I am available to do this project. I can fix it. I am having 7 years of experience in java development. Mostly worked in core java/j2ee, javaFX and swing for cross platform applications. I have proven skill set on u Больше

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€12 EUR за 1 день
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2.1
snidhya08

I have worked as software engineer in IT sector for 3 years and have developed applications based on hibernate, java and spring. I would like to suggest, making a query several hundred times at once may not be necessar Больше

€19 EUR за 1 день
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1.3
samyotechit

You will be provided a dedicated team of Developers, internal testers and an iOS consultant who would work exclusively on your project. Upon receiving a project, we initiate a thorough discussion with the client. D Больше

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0.8
sbonthala

I have an extensive experience in java orm frameworks like JPA and Hibernate. Issue here is since the you using a function ,its going to get executed for each returned resultset record causing the slowness.We need Больше

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0.0
ajaykondru

A proposal has not yet been provided

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kkssanil

Hi, I already fixed these issues in my current project. I think you mentioned about the n+1 issue in hibernate it has been solved in the latest version of hibernate using the entity graph

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