Sourced from HikariCP's changelog.

HikariCP Changes

Changes in 4.0.0

• merged #1669 #1582 mark optional dependencies as 'require static' in module-info

• merged #1700 remove micrometer metrics upon close

• merged #1661 mark generated proxy classes final

• merged #1681 allow alternate, more standard, JMX ObjectName, enabled by setting system property 'hikaricp.jmx.register2.0=true'

• merged #1605 fixes Java 11 issue where setMaximumPoolSize needs to be called before setCorePoolSize in ThreadPoolExecutor

• merged #1581 handle setting java 'short' property values from property files

• merged #1699 add new configuration property 'keepaliveTime'

• merged #1692 fix prometheus histogram metric tracker for multiple pools

Changes in 3.4.5

• fixed 1578 build change to ensure that proxies are generated using Java 8, otherwise we end up with class references to Java 11 classes, which fail to load on Java 8.

Changes in 3.4.4

• Build HikariCP as a JEP 238 Multi-Release jar for increased compatability with Java 11 and future modularized Java versions.

Changes in 3.4.3

• fixed 1534 check resultSet.getStatement() for null in ProxyDatabaseMetaData.

• add additional debug logging around connection add.

• add ThreadLocal removal attempt when bag item is removed.

Changes in 3.4.2

• fixed 1528 regression caused by pull request 1159 whereby fail-fast logic would exit upon all errors even if it was configured to continue trying.

Changes in 3.4.1

• fix regression caused by 1337, which broke the ability to pass the isolation level by integer value (string) instead of isolation level name.

Changes in 3.4.0

... (truncated)

• a8bb7d3 [maven-release-plugin] prepare release HikariCP-4.0.0
• b98c79f Remove javassist from module-info
• d9d89f9 Update version
• 6e0f4a8 lint cleanup
• 04919ad lint cleanup and Visual Studio Code files
• f715bda update gitignore
• ade83d1 Code cleanup.
• 28cb7c0 Fix prometheus histogram metric tracker for multiple pools (#1692)
• 0561309 features: add heartbeat to keepalive connection if configure it (#1699)
• a5a38d5 Fix log4j version.
• Additional commits viewable in compare view

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