tout est réglé voici la solution

 try {
		        
		        	stmt.execute("create table test01 ");
                 	for (int z = 0;z <(x[0].length);z++){
		            stmt.execute("Alter table test01 add \""+x[0][z]+"\" varchar(50)");        	
		        	}
		        	 
                   
		        		for (int z = 1;z <(x.length-2);z++){
		        			String cumul=""+"'"+x[z][0]+"'";
		        		  for(int j=1;j<x[z].length;j++){
                               String str = x[z][j];
	                           cumul=cumul+",'"+str+"'"; 
	                     }
		        		 // System.out.println(cumul);
		        		  String s="insert into test01 values ("+cumul+")";
		        		  //System.out.println(s);
                          stmt.execute(s);

		        		
		        	}
		        	con.close();
		        } catch (Exception e) {
		            System.err.println("problems with SQL sent to "+URL+
		                ": "+e.getMessage());
		        }