关于字符串的连接与截取例子。，。。

 select a.orgname,b.member, substring(orgname || '/' || member, 6,length(orgname || '//' || member) - 4) as sbt,instr(orgname,'/') 
 from sys_org a join sys_orgmenber b  on a.orgname = b.org 
SBT 字段就是 ORGNAME和MEMBER字段的连接  substring 为字符串的截取