c3p0的ComboPooledDataSource

最新推荐文章于 2023-10-05 21:03:03 发布

原创最新推荐文章于 2023-10-05 21:03:03 发布 · 200 阅读

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本文详细介绍了 C3P0 连接池的数据源配置参数，包括连接池大小、超时设置、连接测试等关键配置项。通过这些配置可以有效管理和优化数据库连接资源。

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acquireIncrement -> 5
acquireRetryAttempts -> 30
acquireRetryDelay -> 1000
autoCommitOnClose -> false
automaticTestTable -> null

breakAfterAcquireFailure -> true
checkoutTimeout -> 0
connectionCustomizerClassName -> null
connectionTesterClassName -> com.mchange.v2.c3p0.impl.DefaultConnectionTester

dataSourceName -> 1bqp8hc8ezqxpjc1hp9gny|704baa
debugUnreturnedConnectionStackTraces -> false
description -> null
driverClass -> com.mysql.jdbc.Driver

factoryClassLocation -> null
forceIgnoreUnresolvedTransactions -> false
identityToken -> 1bqp8hc8ezqxpjc1hp9gny|704baa
idleConnectionTestPeriod -> 60
initialPoolSize -> 5
jdbcUrl -> jdbc:mysql://localhost:3306/db_temp?useUnicode=true&characterEncoding=utf-8
lastAcquisitionFailureDefaultUser -> null
maxAdministrativeTaskTime -> 0
maxConnectionAge -> 0
maxIdleTime -> 60
maxIdleTimeExcessConnections -> 0
maxPoolSize -> 30
maxStatements -> 0
maxStatementsPerConnection -> 0
minPoolSize -> 5
numHelperThreads -> 3
numThreadsAwaitingCheckoutDefaultUser -> 0
preferredTestQuery -> null

properties -> {user=******password=******}
propertyCycle -> 0
testConnectionOnCheckin -> false
testConnectionOnCheckout -> false
unreturnedConnectionTimeout -> 0
usesTraditionalReflectiveProxies -> false