在使用Entity Framework的时候,如果配置文件中的连接字符串写的不正确,会抛出这个异常。而且,在你修改了配置文件,按下crtl + s保存的时候,在output窗口中就会有这个提示信息。解决办法是重新正确修改你的连接字符串。正确格式如下
<add name="testEntities" 
     connectionString="metadata=res://*/Model1.csdl|res://*/Model1.ssdl|res://*/Model1.msl;provider=System.Data.SqlClient;provider connection string="data source=(local);initial catalog=test;integrated security=True;multipleactiveresultsets=True;App=EntityFramework"" 
     providerName="System.Data.EntityClient" />
实体类定义属性id为Long类型,但在调用 spring- data -elasticsearch:3 . 2 . 10 . RELEASE中的putMapping(Class<T>)方法时却被转换成了 keyword 类型 查看putMapping方法,可以发现最终调用最下边的重载方法 class ElasticsearchRestTemplate { . . . @Override public <T> boolean putMapping(Class<T> . .
What you have is a valid ADO . NET connection string - but it's NOT a valid Entity Framework connection string . The EF connection string would look something like th is : &lt;add name="testEntities" . . .
将连接字符串中的&quot换为“'”,一个单引号即可 . 详细解释:https://blogs . msdn . microsoft . com/rickandy/2008/12/09/explicit- connection - string - for -ef/ 转载于:https://www . cnblogs . com/dayang12525/p/8065291 . html . . .
Connection string keyword ‘server‘ is not supported . For a possible alt ernative 问题 解决
1、进入mysql命令行内   2、执行命令  GRANT ALL PRIVILEGES ON * . * TO 'root'@'%' IDENTIFIED BY 'root' WITH GRANT OPTION; flush privileg
Type: System . ArgumentException Source : System . Data Message: Source : Keyword not supported : 'provider' . Stack Trace: at System . Data . Common . Db Connection Options . ParseInternal(Hashtable parsetable, String connection String , Boolean buildChain, Hashtable synonyms, Boolean firstKey) 这是什么 问题
解决org.apache.ibatis.binding.BindingException: Invalid bound statement (not found)问题 加州阳光橙: xml的包要用/命名,不要用.!!!血的教训