ERROR [org.jboss.as.server.deployment.scanner] (DeploymentScanner-threads - 1) {"JBAS014653: 复合操作失败并被回滚。失败的步骤：" => {"Operation step-2" => {"JBAS014771：依赖项缺失/不可用的服务" => ["jboss.persistenceunit."BookEJB.jar#BookEJB"jboss.naming.context.java.jboss.datasources.MySqlDSMissing[jboss.persistenceunit."BookEJB.jar #BookEJB"jboss.naming.context.java.jboss.datasources.MySqlDS]"]}}}
如何配置我的 standalone.xml