Bom dia,
To dentando desenvolver um exemplo do tutotial
Introdução ao Hibernate 3 - Maurício Linhares, mas na hora de compilar tá aparecendo o seguinte erro:
java.sql.SQLException: Server connection failure during transaction.
Attempted reconnect 3 times. Giving up.
at com.mysql.jdbc.Connection.createNewIO(Connection.java:1704)
at com.mysql.jdbc.Connection.<init>(Connection.java:491)
at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:346)
at com.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:68)
at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:87)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1.acquireResource(C3P0PooledConnectionPool.java:83)
at com.mchange.v2.resourcepool.BasicResourcePool.assimilateResource(BasicResourcePool.java:884)
at com.mchange.v2.resourcepool.BasicResourcePool.acquireUntil(BasicResourcePool.java:601)
at com.mchange.v2.resourcepool.BasicResourcePool.access$400(BasicResourcePool.java:31)
at com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1079)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:354)
Alguém sabe o que pode ser?