3、控制器服务,配置数据库连接,点击Database Connection Pooling Service 属性对应的值,选择Create new service,如下图所示: 选择合适的Compatible Controller Services,自定义Controller Service Name,如下图所示。 下种中的齿轮可以进行设置数据库连接信息,闪电标记可以启用和禁用。 点击齿轮进行配置数据库连接信息,填写主...
'Database Connection Pooling Service' validated against '' is invalid because invalid controller service Labels: Apache NiFi ankit_garg0489 Explorer Created on 12-19-2016 09:48 AM - edited 08-18-2019 04:49 AM Hi, I have implemented custom processor in nifi and us...
4、处理器PutDatabaseRecord将数据写入数据库,此处理器需要配置两个控制器,Record Reader和Database Connection Pooling Service 两个控制器。 Record Reader 指定用于解析传入数据并确定数据模式的控制器服务。 Database Type 数据库的类型/版本,用于生成特定于数据库的代码。在许多情况下,通用类型应该足够,但某些数据库...
Database Connection Pooling Service Controller Service API: DBCPService Implementations: DBCPConnectionPoolHiveConnectionPoolDBCPConnectionPoolLookup Controller Service,用于获得与数据库的连接以发送记录。 Catalog Name 语句应更新的目录的名称。这可能不适用于你要更新的数据库。在这种情况下,请将该字段留空 Supports...
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