I'm trying to connect my database in Wildfly to jJva. Unfortunately I get an error sayign the connection and login failed. How do I solve this?
When I try to test my connection in wildfly management, I get error:
WFLYJCA0040: failed to invoke operation: WFLYJCA0047: Connection is not valid
standalone-full.xml
<datasource jndi-name="java:jboss/datasources/kundeDS" pool-name="kundeDS">
<connection-url>jdbc:mysql://localhost:3306/kunde</connection-url>
<driver>mysql</driver>
<security>
<user-name>test</user-name>
<password>1234</password>
</security>
<validation>
<valid-connection-checker class-name="org.jboss.jca.adapters.jdbc.extensions.mysql.MySQLValidConnectionChecker"/>
<background-validation>true</background-validation>
<exception-sorter class-name="org.jboss.jca.adapters.jdbc.extensions.mysql.MySQLExceptionSorter"/>
</validation>
</datasource>
<drivers>
<driver name="h2" module="com.h2database.h2">
<xa-datasource-class>org.h2.jdbcx.JdbcDataSource</xa-datasource-class>
</driver>
<driver name="mysql" module="com.mysql">
<driver-class>com.mysql.cj.jdbc.Driver</driver-class>
<xa-datasource-class>com.mysql.cj.jdbc.MysqlXADataSource</xa-datasource-class>
</driver>
</drivers>
</datasources>
You should check your server.log for more details.