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Questions tagged [hikaricp]

HikariCP is a high-performance JDBC connection pool library.

HikariCP is a "zero-overhead" production-ready JDBC connection pool. Hikari (光) is Japanese and means "light" or "ray".

Resources:

Spring prefers HikariCP as a connection pool to production databases:

We prefer HikariCP for its performance and concurrency. If HikariCP is available, we always choose it.

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HikariCP not saving to DB

Im trying to switch the pool for my Grails 2.5.4 app for Hikari and found it to make a pretty big performance boost compared to the default Tomcat jdbc! However, Ive stumbled upon a problem when running some integration tests. This is the test…
OsaSoft
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Does HikariCP need a different configuration when using with Spring Boot?

When I'm using HikariCP 2.4.7 I typically initialize it like this: hikariDataSource = new…
Defozo
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Configuring Spring Cloud Connectors' PoolConfig and ConnectionConfig using HikariCP's properties

I am trying to configure Spring Cloud Connector's PoolConfig and ConnectionConfig using HikariCP's properties. Here is my Sring Cloud Connector datasource configuration: @Configuration @Profile({Profiles.CLOUD, Profiles.DEV}) public class…
balteo
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HikaiCP : How to see the connection pool size?

I have a java/spring project and i use hikaricp with Hibernate. I add Hikari to manage connection pool size. In hibernate.properties, i add : hibernate.hikari.maximumPoolSize=20 I don't know how to check the size of connection while running my…
Pracede
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NoClassDefFoundError: HikariCP with Maven

I'm creating a Maven plugin (to hook into Spigot/Bukkit/BungeeCord) and am attempting to connect to a database. On startup, I get this error: Exception encountered when loading plugin: WarCore java.lang.NoClassDefFoundError:…
Braden
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Spring Boot autoconfig, Hikari datasource fails on pulling properties from yaml file on JUnit

It's veri similar to case [33213854]: However I have.. @SpringBootApplication @EntityScan(basePackages= "com.bla.bla") @Import({RepositoryRestMvcConfiguration.class, PersistenceContext.class}) public class Main {..} @Configuration // Using..…
Jrr
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Database connection exception handling with Spring

I have a Spring application where the database connection is secondary to the operation of the application. I want the application to continue to operate normally regardless of being able to connect to the database. I'm using Spring framework…
Nelda.techspiress
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ClassNotFoundException: MysqlDataSource

(embedded Tomcat 7.0.59, gradle 2.13, HikariCP 2.4.6, mysql-connector-java 6.0.2) I want to create connection pool (mysql) in my web application. When I execute gradle tomcatRun, I get the following message: java.lang.RuntimeException:…
Grofight
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ClassCastException HikariCPConnectionProvider cannot be cast to Hibernate ConnectionProvider

I am trying my hands on HikariCP for the first time. I am facing following ClassCastException. ClassCastException: org.hibernate.hikaricp.internal.HikariCPConnectionProvider cannot be cast to…
Rishi Dev
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How to get alias.table from oracle database using HikariCP

I came across this issue most recently. I am not sure if it's from HikariCP or Oracle or Spring Boot. When I try to use schema from datasource.schema(application.yml/application.properties) I am getting an error. HikariCP starts but fails immediatly…
Amarnath Reddy Dornala
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Hikari Connection pool with HSQL In memory

public DataSource createHikariDatasource(String url, String username, String password, String driver) { HikariConfig hikariConfig = new HikariConfig(); hikariConfig.setDataSourceClassName(driver); hikariConfig.setUsername(username); …
user6123723
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java.lang.ClassNotFoundException: 'org.h2.jdbcx.JdbcDataSource'

I am trying to use HikariCP with h2 database. Here is my class responsible for sql @Singleton @Log class SqlPersistence { def config { def props = new Properties() new…
lapots
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Scala Quill database - getting logging error

I am trying to use the scala library quill(http://getquill.io) for querying a mysql database but I get an error from Hikari where the logger can be created. The error: "C:\Program Files\Java\jdk1.8.0_51\bin\java" -Didea.launcher.port=7534…
Vogon Jeltz
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Unknown host exception when configuring HikariCP with MS sql driver

Here is my Hikari datasource configuration:
Nelda.techspiress
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HikariCP NullPointerException

We are trying to integrate the HikariCP (release 2.4.4) into our application. After some time of usage the pool fails to acquire new connections throwing: java.lang.NullPointerException at…
sebastian
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