oracle order by oracle语句startwithconnectbyprior效率怎么样?
oracle语句startwithconnectbyprior效率怎么样?
查看当前用户的缺省表空间 SQL>select username,default_tablespace from user_users 查看当前用户的角色 SQL>select * from user_role_privs 查看当前用户的系统权限和表级权限 SQL>select * from user_sys_privs SQL>select * from user_tab_privs
oraclestartwithconnectby怎么转换到mysql中?
在Oracle中sql代码如下编写selecto.orgidfromt_organizationoconnectbyprioro.orgid=o.orgparentidstartwitho.orgid=#{params.swjgDm}那么在MySQL数据库中需要改为如下方式selecto.orgidfromt_organizationowhere(o.ORGPARENTIDSLIKEconcat("%/",#{params.swjgDm},"/%")oro.ORGID=#{params.swjgDm})ando.AVAILABLE="1"
oracle start with connect by怎么转换到mysql中?
在Oracle中sql代码如下编写select o.orgid from t_organization oconnect by prior o.orgid = o.orgparentidstart with o.orgid = #{params.swjgDm}那么在MySQL数据库中需要改为如下方式select o.orgid from t_organization o where(o.ORGPARENTIDS LIKE concat("%/",#{params.swjgDm},"/%")or o.ORGID =#{params.swjgDm}) and o.AVAILABLE ="1"
oracle order by oracle connect oracleresource权限
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