将mysql从8.0版退回到5.0后出现新问题

Question

老师你好，按照要求一直在改，但还是出现些稀奇古怪的问题，老师帮忙看下是什么问题

十二月 31, 2018 2:08:51 下午 org.springframework.test.context.support.DefaultTestContextBootstrapper getDefaultTestExecutionListenerClassNames
信息: Loaded default TestExecutionListener class names from location [META-INF/spring.factories]: [org.springframework.test.context.web.ServletTestExecutionListener, org.springframework.test.context.support.DirtiesContextBeforeModesTestExecutionListener, org.springframework.test.context.support.DependencyInjectionTestExecutionListener, org.springframework.test.context.support.DirtiesContextTestExecutionListener, org.springframework.test.context.transaction.TransactionalTestExecutionListener, org.springframework.test.context.jdbc.SqlScriptsTestExecutionListener]
十二月 31, 2018 2:08:51 下午 org.springframework.test.context.support.DefaultTestContextBootstrapper getTestExecutionListeners
信息: Using TestExecutionListeners: [org.springframework.test.context.web.ServletTestExecutionListener@62043840, org.springframework.test.context.support.DirtiesContextBeforeModesTestExecutionListener@5315b42e, org.springframework.test.context.support.DependencyInjectionTestExecutionListener@2ef9b8bc, org.springframework.test.context.support.DirtiesContextTestExecutionListener@5d624da6, org.springframework.test.context.transaction.TransactionalTestExecutionListener@1e67b872, org.springframework.test.context.jdbc.SqlScriptsTestExecutionListener@60addb54]
十二月 31, 2018 2:08:51 下午 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from class path resource [spring/spring-dao.xml]
十二月 31, 2018 2:08:51 下午 org.springframework.context.support.GenericApplicationContext prepareRefresh
信息: Refreshing org.springframework.context.support.GenericApplicationContext@735b5592: startup date [Mon Dec 31 14:08:51 CST 2018]; root of context hierarchy
十二月 31, 2018 2:08:52 下午 com.mchange.v2.log.MLog <clinit>
信息: MLog clients using java 1.4+ standard logging.
十二月 31, 2018 2:08:52 下午 com.mchange.v2.c3p0.C3P0Registry banner
信息: Initializing c3p0-0.9.1.2 [built 21-May-2007 15:04:56; debug? true; trace: 10]
十二月 31, 2018 2:08:53 下午 com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource getPoolManager
信息: Initializing c3p0 pool... com.mchange.v2.c3p0.ComboPooledDataSource [ acquireIncrement -> 3, acquireRetryAttempts -> 2, acquireRetryDelay -> 1000, autoCommitOnClose -> false, automaticTestTable -> null, breakAfterAcquireFailure -> false, checkoutTimeout -> 10000, connectionCustomizerClassName -> null, connectionTesterClassName -> com.mchange.v2.c3p0.impl.DefaultConnectionTester, dataSourceName -> 1hge13aa0srcrbzwczxs|1f3f4916, debugUnreturnedConnectionStackTraces -> false, description -> null, driverClass -> com.mysql.jdbc.Driver, factoryClassLocation -> null, forceIgnoreUnresolvedTransactions -> false, identityToken -> 1hge13aa0srcrbzwczxs|1f3f4916, idleConnectionTestPeriod -> 0, initialPoolSize -> 3, jdbcUrl -> jdbc:mysql://localhost:3306/o2o?useUnicode=true&characterEncoding=utf8, maxAdministrativeTaskTime -> 0, maxConnectionAge -> 0, maxIdleTime -> 0, maxIdleTimeExcessConnections -> 0, maxPoolSize -> 30, maxStatements -> 0, maxStatementsPerConnection -> 0, minPoolSize -> 10, numHelperThreads -> 3, numThreadsAwaitingCheckoutDefaultUser -> 0, preferredTestQuery -> null, properties -> {user=******, password=******}, propertyCycle -> 0, testConnectionOnCheckin -> false, testConnectionOnCheckout -> false, unreturnedConnectionTimeout -> 0, usesTraditionalReflectiveProxies -> false ]十二月 31, 2018 2:08:53 下午 org.springframework.context.support.GenericApplicationContext doClose
信息: Closing org.springframework.context.support.GenericApplicationContext@735b5592: startup date [Mon Dec 31 14:08:51 CST 2018]; root of context hierarchy

Answer 1

翔仔 2019-01-01 01:08:02

同学，这段信息并不能有助于精确定位哈，请提供ut error stack里面的信息，不仅仅是console的信息。同学也可以依据ut error上百度查查，有很多答案的。同时，希望同学在问题没有解决前，不要对同一个问题开设多个提问，在同一个提问里解决即可。这样方便其他同学追踪

• 提问者 慕桂英2074084 #1

  老师好，没有报错，但返回不了结果，好像卡在哪了。百度了下，说是mysql服务未启动（实际重新启动没有用）
  一月 01, 2019 9:04:21 上午 com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource getPoolManager
  信息: Initializing c3p0 pool... com.mchange.v2.c3p0.ComboPooledDataSource [ acquireIncrement -> 3, acquireRetryAttempts -> 2, acquireRetryDelay -> 。。。。

• 提问者 慕桂英2074084 #2

  已经处理了，谢谢老师

• 翔仔 回复 提问者 慕桂英2074084 #3

  同学好，请问问题处理了吗

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