stringSendRequestToServer(std::stringurl){structsockaddr_inaddr={0};structhostent*host=NULL;//IftheURLbeginswithhttp://,removeit.if(url.find("http://")==0)url.erase(0,7);//Getthehostname.stringhst=url.substr(0,url.find('/',0));url.erase(0,url.find("/",0));//Connecttothehost.host=gethostbyname(hs

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我正在使用apachehive和在eclipse中创建的UDF函数。所以当我在我的sql查询中调用该函数时，我看到了这个错误:失败:SemanticException[错误10014]:第1:7行错误的参数“摘要”:类HiveUDF.TokenizeString与(字符串)没有匹配的方法。可能的选择:问题出在哪里？UDF类packageHiveUDF;publicclassTokenizeStringextendsUDF{publicListtokenize(Texttext){Listprova=newArrayList();if(text==null)returnnull;Stri

我有一个执行GeoIP查找的配置单元UDF。publicstaticTextevaluate(TextinputFieldName,Textoption,TextdatabaseFileName){StringinputField,fieldOption,dbFileName,result=null;inputField=inputFieldName.toString();fieldOption=option.toString();dbFileName=databaseFileName.toString();ExtractDataeed=newExtractData();try{res

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