[英]Moving from MySQL to MariaDB
I am transferring my database from MySQL to MariaDB.我正在将我的数据库从 MySQL 转移到 MariaDB。
The data transfer process is now complete.数据传输过程现已完成。 However, I have a problem with connecting the driver to WildFly.
但是,我在将驱动程序连接到 WildFly 时遇到问题。
After WildFly startup, I get an error: WildFly 启动后,出现错误:
2019-12-22 09:47:18,985 ERROR [org.jboss.as.controller.management-operation] (ServerService Thread Pool -- 43) WFLYCTL0013: Operation ("add") failed - address: ([
("subsystem" => "datasources"),
("jdbc-driver" => "mariadb")
]) - failure description: "WFLYJCA0115: Module for driver [org.mariadb] or one of it dependencies is missing: [org.mariadb]"
I am looking for the solution but nothing works.我正在寻找解决方案,但没有任何效果。
My module.xml
:我的
module.xml
:
<module xmlns="urn:jboss:module:1.5" name="org.mariadb">
<resources>
<resource-root path="mariadb-java-client-2.5.2.jar"/>
</resources>
<dependencies>
<module name="javax.api"/>
<module name="javax.transaction.api"/>
</dependencies>
</module>
and standalone.xml
:和
standalone.xml
:
<datasources>
<datasource jndi-name="java:jboss/MariaDBDS" pool-name="MariaDBDS" enabled="true" statistics-enabled="true">
<connection-url>jdbc:mariadb://localhost:3306/bgdb</connection-url>
<driver>mariadb</driver>
<new-connection-sql>SELECT 1</new-connection-sql>
<security>
<user-name>user</user-name>
<password>pass</password>
</security>
<validation>
<valid-connection-checker class-name="org.jboss.jca.adapters.jdbc.extensions.mysql.MySQLValidConnectionChecker"/>
<check-valid-connection-sql>SELECT 1</check-valid-connection-sql>
<exception-sorter class-name="org.jboss.jca.adapters.jdbc.extensions.mysql.MySQLExceptionSorter"/>
</validation>
</datasource>
<drivers>
<driver name="mariadb" module="org.mariadb">
<xa-datasource-class>org.mariadb.jdbc.MariaDbDataSource</xa-datasource-class>
</driver>
</drivers>
</datasources>
The <datasource>...</datasource>
was added from one of the solution from web. <datasource>...</datasource>
是从 web 的解决方案之一添加的。
Here is my directory structure:这是我的目录结构:
modules
└─ system
└─ layers
└─ base
└─ com
└─ mariadb
└─ main
├─ mariadb-java-client-2.5.2.jar
└─ module.xml
I found the problem and solution.我找到了问题和解决方案。
The configuration files module.xml
and mariadb-java-client-2.5.2.jar
was in /modules/system/layers/base/com/mariadb/main
.配置文件
module.xml
和mariadb-java-client-2.5.2.jar
位于/modules/system/layers/base/com/mariadb/main
。
But the java package of mariadb-java-client-2.5.2.jar
is org.mariadb
.但是
mariadb-java-client-2.5.2.jar
的 java 包是org.mariadb
。 So the files have to be in corresponds direcotry /modules/system/layers/base/org/mariadb/main
.所以文件必须在对应的目录
/modules/system/layers/base/org/mariadb/main
。
After this change everything works properly.在此更改后,一切正常。
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