摘要:
create or replace procedure mydemo09(var_1 in nvarchar2,var_2 in number,out_1 out nvarchar2)as p_name varchar(30); p_id number(10);begin dbms_output.p 阅读全文
摘要:
1 java.io.IOException: Could not locate executable null\bin\winutils.exe in the Hadoop binaries. at org.apache.hadoop.util.Shell.getQualifiedBinPath(S 阅读全文