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hypersistence-optimizer
Hypersistence Optimizer allows you to get the most out of JPA and Hibernate. By scanning your application configuration and mappings, Hypersistence Optimizer can tell you what changes you need to do to speed up your data access layer.
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
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jplusone
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
What is a good, efficient query in terms of an automated unit test? If you look into something like regressions suffering from n+1 queries you could look into jfrunit (I’m only aware of it, never had the chance to use it so far).
Yes, you can use Hypersistence Optimizer to validate your JPA and Hibernate mappings, configs, queries, transactions, and entity actions.