开始是这样调用的:select * from [LinkedServer].[db name].dbo.[function name](param1, param2) 原因: Only table-valued functions can be used in the FROM clause. 解决办法: If it's a scalar function, use this: SELECT * FROM OPENQUERY(LinkedServer, 'SELECT [db name].dbo…
用maven打包写好的jar,在放到hive中作暂时函数时报错. 错误信息例如以下: hive> create temporary function maxvalue as "com.leaf.data.Maximum"; java.lang.SecurityException: Invalid signature file digest for Manifest main attributes at sun.security.util.SignatureFileVerifier…