我試圖創建一個數據庫來處理我在Play中的任務!框架。玩!框架數據庫腳本應用程序錯誤
這是我有:
在build.sbt
:
libraryDependencies ++= Seq(
jdbc,
cache,
ws,
evolutions,
"com.typesafe.play" %% "anorm" % "2.5.0",
"org.scalatestplus.play" %% "scalatestplus-play" % "1.5.0-RC1" % Test
)
在conf/evolutions/default/1.sql
:
default.driver = org.h2.Driver
default.url = "jdbc:h2:mem:play"
我進口ANORM在我app/models/Task.scala
和定義任務爲:
import anorm._
import anorm.SqlParser._
case class Task(id: Int, name: String, description: String, group: String)
這是我conf/evolutions/default/1.sql
:
#Tasks Schema
# ---- !Ups
CREATE SEQUENCE task_id_seq;
CREATE TABLE task (
id integer NOT NULL DEFAULT nextval('task_id_seq'),
label varchar(255),
description varchar(255),
group varchar(255)
);
# ---- !Downs
DROP TABLE task;
DROP SEQUENCE task_id_seq;
我覺得我做的一切是正確的,當我刷新我的服務器在http://localhost:9000這些是我收到的錯誤:
http://i.imgur.com/MIl8Tds.png
我被告知這很好,但是當我單擊「應用此腳本」時,我收到此錯誤:
http://i.imgur.com/0NY8UGv.png
我該如何解決這個問題?我究竟做錯了什麼?
這裏有一個關於此錯誤的詳情:
[error] p.a.d.e.DefaultEvolutionsApi - Table "TASK" not found; SQL statement:
DROP TABLE task [42102-191] [ERROR:42102, SQLSTATE:42S02]
[error] application -
! @6pm2o74ag - Internal server error, for (GET) [/@evolutions/apply/default?redirect=http%3A%2F%2Flocalhost%3A9000%2F] ->
play.api.db.evolutions.InconsistentDatabase: Database 'default' is in an inconsistent state![An evolution has not been applied properly. Please check the problem and resolve it manually before marking it as resolved.]
at play.api.db.evolutions.DatabaseEvolutions.checkEvolutionsState(EvolutionsApi.scala:276)
at play.api.db.evolutions.DatabaseEvolutions.databaseEvolutions(EvolutionsApi.scala:126)
at play.api.db.evolutions.DatabaseEvolutions.scripts(EvolutionsApi.scala:102)
at play.api.db.evolutions.DatabaseEvolutions.scripts(EvolutionsApi.scala:117)
at play.api.db.evolutions.DefaultEvolutionsApi.scripts(EvolutionsApi.scala:82)
at play.api.db.evolutions.EvolutionsWebCommands.handleWebCommand(ApplicationEvolutions.scala:360)
at play.core.DefaultWebCommands$$anonfun$handleWebCommand$1.apply(WebCommands.scala:40)
at play.core.DefaultWebCommands$$anonfun$handleWebCommand$1.apply(WebCommands.scala:40)
at scala.collection.immutable.Stream.flatMap(Stream.scala:489)
at play.core.DefaultWebCommands.handleWebCommand(WebCommands.scala:40)
編輯:
好了,所以我在/application.conf/
文件添加的行
db.default.enabled = true
applyEvolutions.db=true
applyEvolutions.default=true
applyDownEvolutions.default=true
,看看是否會有所作爲,現在當我嘗試Apply this Script!
時,我收到一個不同的錯誤。現在我收到一個錯誤,說我的腳本語法不正確。任何人都可以找到它?
啊,我只是在你回答時才明白這一點。我覺得很愚蠢哈哈。那麼,問題解決了!謝謝。 –