n-plus-1

⚡ Powerful tool for avoiding N+1 DB or HTTP queries

QuickPerf is a testing library for Java to quickly evaluate and improve some performance-related properties

Tool for automatic detection and asserting "N+1 SELECT problem" occurences in JPA based Spring Boot Java applications and finding origin of JPA issued SQL statements in general

QuickPerf documentation: https://github.com/quick-perf/doc/wiki/QuickPerf

Examples showing how to use QuickPerf with several frameworks (JUnit 4, JUnit 5, TestNG, Spring Boot, Quarkus, Micronaut, ...)

Composable / async / functional / type-safe / parallel-pipelined queries and relations without SQL injection or N+1s.

Active record lazy association generator leveraging batch-loader to avoid N+1 DB queries

Ease your work on Spring Boot applications: quickly generate functional non-regression tests, diagnose performance and generate non-regression tests on performance-related properties.

Node.js graphql example of the N+1 problem, with solution using dataloader.

Aggregate data on lists

Functional, type-safe and stateless Java API for solving the N + 1 query problem in multi-databases and microservices aggregation