oracle 数据泵

oracle 数据泵

/* 数据泵导入导出数据
dumpfile 转储文件
schemas 导出方案
loffile 日志文件名
directory 转储文件及日志文件目录
*/
sqlplus / as sysdba
/* 初始化授权 */
create  or replace directory my_dump_aps as '/usr/oracle/dump_bak';
grant read,write on directory my_dump_aps to cmstestbpm;
grant exp_full_datebase,imp_full_database to cmstestbpm;
exit;

/* 导出 */
expdp cmstestbpm/cmstestbpm directory=my_dump_aps dumpfile=cmstestbpm_20220104.dmp schema=cmstestbpm logfile=cmstestbpm_20220104.log

/* 授权 */
grant read,write on directory my_dump_aps to apsbpm;

/* 导入 */
impdp apsbpm/apsbpm directory=my_dump_aps dumpfile=APS_BPM_ORACLE_DB.dmp logfile=apsbpm_20200125.log remap_schema=cmstestbpm:apsbpm remap_tablespace=users:aps_data

/* 设置默认表空间 */
revoke unlimited tablespace from apsbpm; // 回收system空间中的unlimited tablespace 权限
alter user apsbpm quota unlimited on aps_data; //设置默认表空间

alter user apsbpm quota 0 on system;// 其他表空间限额为0

/* 创建用户 */
create user apsbpm identified by "apsbpm";
/* 配置无限额 */
alter user apsbpm quota unlimited on aps_data;
/* 授权 */
grant dba to apsbpm;

/* 创建临时表空间*/
create tablespace APS_DATA_datafile 'uo1/app/oracle/oradata/ORCL/aps_temp_data.dbf' size 100m reuse autoextend on next 20M maxsize unlimited;
/* 创建表空间*/
create tablespace APS_DATA_datafile 'uo1/app/oracle/oradata/ORCL/aps_temp_data.dbf' size 100M reuse autoextend on next 40M maxsize unlimited default storage(initial 65536k next 1048756k minextents 1 maxextents unlimted);
/* 创建用户并指定表空间*/
create user apsbpm identified by apsbpm default tablespace aps_data tempoary tablespace aps_data_temp;

/* 删除表空间*/
drop tablespace APS_DATA_TEMP including CONTENTS and datafiles;

/* 配额不足问题*/
grant resource to apsbpm;
alter user apsbpm quota 20M on users;
grant unlimited tablespace to apsbpm;

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![1-2](https://img-blog.csdnimg.cn/a90396e9cc66439d982eb37cef6e5fdb.png?x-oss-process=image/watermark,type_d3F5LXplbmhlaQ,shadow_50,text_Q1NETiBA6L-c5pa577ygX--8oOWFg-iKsw==,size_20,color_FFFFFF,t_70,g_se,x_16#pic_center)