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Scala Cassandra Phantom-找不到参数helper的隐式值:com.outworkers.Phantom.macros.TableHelper[用户,用户]_Scala_Cassandra_Phantom Dsl - Fatal编程技术网

Scala Cassandra Phantom-找不到参数helper的隐式值:com.outworkers.Phantom.macros.TableHelper[用户,用户]

Scala Cassandra Phantom-找不到参数helper的隐式值:com.outworkers.Phantom.macros.TableHelper[用户,用户],scala,cassandra,phantom-dsl,Scala,Cassandra,Phantom Dsl,我正在使用Cassandra Phantom驱动程序构建一个带有Scala和Cassandra的应用程序。我的代码如下所示: case class User(id: UUID, name:String) abstract class Users extends CassandraTable[Users, User] with RootConnector { object id extends UUIDColumn(this) with PartitionKey object name

我正在使用Cassandra Phantom驱动程序构建一个带有Scala和Cassandra的应用程序。我的代码如下所示:

case class User(id: UUID, name:String)

abstract class Users extends CassandraTable[Users, User] with RootConnector {
  object id extends UUIDColumn(this) with PartitionKey
  object name extends StringColumn(this)

  def save(user: User): Future[ResultSet] = {
    insert
      .value(_.id, user.id)
      .value(_.name, user.name)
      .consistencyLevel_=(ConsistencyLevel.ALL)
      .future()
  }

  def getById(id: UUID): Future[Option[User]] = {
    select.where(_.id eqs id).one()
  }
}
但当我试图编译代码时,它会给我以下错误:

could not find implicit value for parameter helper: com.outworkers.phantom.macros.TableHelper[Users, User]
我无法理解为什么在遵循文档时会发生此错误

幻影版本:2.7.6

Scala:2.11.2

case class User(id: UUID, name:String)

abstract class Users extends Table[Users, User] with RootConnector {
  object id extends UUIDColumn(this) with PartitionKey
  object name extends StringColumn(this)

  def save(user: User): Future[ResultSet] = {
    store(user)
      .consistencyLevel_=(ConsistencyLevel.ALL)
      .future()
  }

  def getById(id: UUID): Future[Option[User]] = {
    select.where(_.id eqs id).one()
  }
}

我刚刚用2.7.6编译了这篇文章,您也不需要手动实现为您生成的
insert

您说得对!实际上是
insert()
产生了错误。将其替换为
store()。感谢您的回复:)