rs1=stmt.executeQuery(select title from a);
rs2=stmt.executeQuery(select title from b);
rs3=stmt.executeQuery(select title from c);
例如向上所示,我得到三个结构集合,我能把它们存为一个字符串数组吗?
就是要达到String s[]=r1+r2+r3效果???????
rs2=stmt.executeQuery(select title from b);
rs3=stmt.executeQuery(select title from c);
例如向上所示,我得到三个结构集合,我能把它们存为一个字符串数组吗?
就是要达到String s[]=r1+r2+r3效果???????
s[0] = rs.getString(1);while(rs2.next())
s[1] = rs.getString(1) ;while(rs3.next())
s[2] = rs.getString(1) ;
s[0] = rs1.getString(1)==null?"":rs1.getString(1);
s[1] = rs2.getString(1)==null?"":rs2.getString(1);
s[2] = rs3.getString(1)==null?"":rs3.getString(1);
}