Oracle 多主(Master Replication)复制配置
2016-12-29 14:09
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一、环境
windows server 2003 sp1;10g 10.1.0.2
主体定义站点:SID:db1 IP:10.1.8.201
主体站点:SID:db2 IP:10.1.9.49
二、配置
1. db1 上的操作
-- 确保下面参数配置
db_domain='mytest.com'
global_names=true
-- tnsnames.ora 配置
DB2 =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.9.49)(PORT = 1521))
)
(CONNECT_DATA =
(SID = db2)
(GLOBAL_NAME = mytest.com)
(SERVER = DEDICATED)
)
)
DB1 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.8.201)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = db1.mytest.com)
)
)
conn system
-- 修改 global name
alter database rename global_name to db1.mytest.com;
-- 建立公共 db link
create public database link db2.mytest.com using 'db2';
-- 检查
select * from global_name@db2.mytest.com;
-- 建立复制管理员并授权
create user repadmin identified by repadmin default tablespace users temporary tablespace temp;
execute dbms_defer_sys.register_propagator('repadmin');
grant execute any procedure to repadmin;
execute dbms_repcat_admin.grant_admin_any_repgroup('repadmin');
execute dbms_repcat_admin.grant_admin_any_schema(username => '"REPADMIN"');
grant comment any table to repadmin;
grant lock any table to repadmin;
grant select any dictionary to repadmin;
conn repadmin
-- 建立 db link
create database link db2.mytest.com connect to repadmin identified by repadmin;
-- 检查
select * from global_name@db2.mytest.com;
conn system
-- 建立测试用户并授权
create user testuser identified by testuser default tablespace users temporary tablespace temp;
grant connect, resource to testuser;
conn testuser
-- 建立测试用表
create table dept
(deptno number(2) primary key,
dname varchar2(14),
loc varchar2(13) );
2. 在 db2 上进行与相似的操作
db_domain='mytest.com'
global_names=true
DB1 =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.9.201)(PORT = 1521))
)
(CONNECT_DATA =
(SID = db1)
(GLOBAL_NAME = mytest.com)
(SERVER = DEDICATED)
)
)
DB2 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.9.49)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = db2.mytest.com)
)
)
conn system
alter database rename global_name to db2.mytest.com;
create public database link db1.mytest.com using 'db1';
select * from global_name@db1.mytest.com;
create user repadmin identified by repadmin default tablespace users temporary tablespace temp;
execute dbms_defer_sys.register_propagator('repadmin');
grant execute any procedure to repadmin;
execute dbms_repcat_admin.grant_admin_any_repgroup('repadmin');
execute dbms_repcat_admin.grant_admin_any_schema(username => '"REPADMIN"');
grant comment any table to repadmin;
grant lock any table to repadmin;
grant select any dictionary to repadmin;
conn repadmin
create database link db1.mytest.com connect to repadmin identified by repadmin;
select * from global_name@db1.mytest.com;
conn system
create user testuser identified by testuser default tablespace users temporary tablespace temp;
grant connect, resource to testuser;
conn testuser
create table dept
(deptno number(2) primary key,
dname varchar2(14),
loc varchar2(13) );
3. 在 db1 上配置复制
conn repadmin
-- 创建复制组
execute dbms_repcat.create_master_repgroup('testuser_mg');
-- 检查
select gname,master,status from dba_repgroup where gname='TESTUSER_MG';
-- 在复制组里加入复制对象
execute dbms_repcat.create_master_repobject(sname=>'testuser',oname=>'dept', type=>'table',use_existing_object=>true,gname=>'testuser_mg',copy_rows=>false);
-- 检查
select sname,oname,status,gname from dba_repobject where gname='testuser_mg';
-- 对复制对象产生复制支持
execute dbms_repcat.generate_replication_support('testuser','dept','table');
-- 检查
select gname, master, status from dba_repgroup where gname='TESTUSER_MG';
select sname,oname,status,gname from dba_repobject where gname='TESTUSER_MG';
-- 添加主体复制节点
execute dbms_repcat.add_master_database (gname=>'testuser_mg',master=>'db2.mytest.com',use_existing_objects=>true, copy_rows=>false, propagation_mode => 'synchronous');
-- 检查
column masterdef format a10
column master format a10
column dblink format a25
column gname format a12
select gname, dblink, masterdef MASTERDEF, master MASTER from sys.dba_repsites where gname='TESTUSER_MG';
-- 启动复制
execute dbms_repcat.resume_master_activity('testuser_mg',true);
-- 检查
select gname,master,status from dba_repgroup where gname='TESTUSER_MG';
-- repadmin 用登录主体站点,检查复制对象情况
set linesize 120
select sname,oname,status,gname from dba_repobject where gname='TESTUSER_MG';
4. 测试
-- 在 db1 上增加数据
conn testuser
insert into dept values (1,'accounting','new york');
insert into dept values (2,'research','dallas');
insert into dept values (3,'sales','chicago');
insert into dept values (4,'operations','boston');
commit;
-- 检查 db2 的数据变化
conn testuser
select * from dept;
-- 在 db1 上进行表结构修改(DDL)
EXECUTE DBMS_REPCAT.EXECUTE_DDL(gname => 'testuser_mg',ddl_text => 'truncate table testuser.dept');
EXECUTE DBMS_REPCAT.EXECUTE_DDL(gname => 'testuser_mg',ddl_text => 'ALTER TABLE TESTUSER.DEPT ADD c1 NUMBER');
EXECUTE DBMS_REPCAT.EXECUTE_DDL(gname => 'testuser_mg',ddl_text => 'ALTER TABLE TESTUSER.DEPT DROP (C1)');
-- 检查 db2 的数据变化
conn testuser
desc dept
select * from dept;
windows server 2003 sp1;10g 10.1.0.2
主体定义站点:SID:db1 IP:10.1.8.201
主体站点:SID:db2 IP:10.1.9.49
二、配置
1. db1 上的操作
-- 确保下面参数配置
db_domain='mytest.com'
global_names=true
-- tnsnames.ora 配置
DB2 =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.9.49)(PORT = 1521))
)
(CONNECT_DATA =
(SID = db2)
(GLOBAL_NAME = mytest.com)
(SERVER = DEDICATED)
)
)
DB1 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.8.201)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = db1.mytest.com)
)
)
conn system
-- 修改 global name
alter database rename global_name to db1.mytest.com;
-- 建立公共 db link
create public database link db2.mytest.com using 'db2';
-- 检查
select * from global_name@db2.mytest.com;
-- 建立复制管理员并授权
create user repadmin identified by repadmin default tablespace users temporary tablespace temp;
execute dbms_defer_sys.register_propagator('repadmin');
grant execute any procedure to repadmin;
execute dbms_repcat_admin.grant_admin_any_repgroup('repadmin');
execute dbms_repcat_admin.grant_admin_any_schema(username => '"REPADMIN"');
grant comment any table to repadmin;
grant lock any table to repadmin;
grant select any dictionary to repadmin;
conn repadmin
-- 建立 db link
create database link db2.mytest.com connect to repadmin identified by repadmin;
-- 检查
select * from global_name@db2.mytest.com;
conn system
-- 建立测试用户并授权
create user testuser identified by testuser default tablespace users temporary tablespace temp;
grant connect, resource to testuser;
conn testuser
-- 建立测试用表
create table dept
(deptno number(2) primary key,
dname varchar2(14),
loc varchar2(13) );
2. 在 db2 上进行与相似的操作
db_domain='mytest.com'
global_names=true
DB1 =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.9.201)(PORT = 1521))
)
(CONNECT_DATA =
(SID = db1)
(GLOBAL_NAME = mytest.com)
(SERVER = DEDICATED)
)
)
DB2 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.9.49)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = db2.mytest.com)
)
)
conn system
alter database rename global_name to db2.mytest.com;
create public database link db1.mytest.com using 'db1';
select * from global_name@db1.mytest.com;
create user repadmin identified by repadmin default tablespace users temporary tablespace temp;
execute dbms_defer_sys.register_propagator('repadmin');
grant execute any procedure to repadmin;
execute dbms_repcat_admin.grant_admin_any_repgroup('repadmin');
execute dbms_repcat_admin.grant_admin_any_schema(username => '"REPADMIN"');
grant comment any table to repadmin;
grant lock any table to repadmin;
grant select any dictionary to repadmin;
conn repadmin
create database link db1.mytest.com connect to repadmin identified by repadmin;
select * from global_name@db1.mytest.com;
conn system
create user testuser identified by testuser default tablespace users temporary tablespace temp;
grant connect, resource to testuser;
conn testuser
create table dept
(deptno number(2) primary key,
dname varchar2(14),
loc varchar2(13) );
3. 在 db1 上配置复制
conn repadmin
-- 创建复制组
execute dbms_repcat.create_master_repgroup('testuser_mg');
-- 检查
select gname,master,status from dba_repgroup where gname='TESTUSER_MG';
-- 在复制组里加入复制对象
execute dbms_repcat.create_master_repobject(sname=>'testuser',oname=>'dept', type=>'table',use_existing_object=>true,gname=>'testuser_mg',copy_rows=>false);
-- 检查
select sname,oname,status,gname from dba_repobject where gname='testuser_mg';
-- 对复制对象产生复制支持
execute dbms_repcat.generate_replication_support('testuser','dept','table');
-- 检查
select gname, master, status from dba_repgroup where gname='TESTUSER_MG';
select sname,oname,status,gname from dba_repobject where gname='TESTUSER_MG';
-- 添加主体复制节点
execute dbms_repcat.add_master_database (gname=>'testuser_mg',master=>'db2.mytest.com',use_existing_objects=>true, copy_rows=>false, propagation_mode => 'synchronous');
-- 检查
column masterdef format a10
column master format a10
column dblink format a25
column gname format a12
select gname, dblink, masterdef MASTERDEF, master MASTER from sys.dba_repsites where gname='TESTUSER_MG';
-- 启动复制
execute dbms_repcat.resume_master_activity('testuser_mg',true);
-- 检查
select gname,master,status from dba_repgroup where gname='TESTUSER_MG';
-- repadmin 用登录主体站点,检查复制对象情况
set linesize 120
select sname,oname,status,gname from dba_repobject where gname='TESTUSER_MG';
4. 测试
-- 在 db1 上增加数据
conn testuser
insert into dept values (1,'accounting','new york');
insert into dept values (2,'research','dallas');
insert into dept values (3,'sales','chicago');
insert into dept values (4,'operations','boston');
commit;
-- 检查 db2 的数据变化
conn testuser
select * from dept;
-- 在 db1 上进行表结构修改(DDL)
EXECUTE DBMS_REPCAT.EXECUTE_DDL(gname => 'testuser_mg',ddl_text => 'truncate table testuser.dept');
EXECUTE DBMS_REPCAT.EXECUTE_DDL(gname => 'testuser_mg',ddl_text => 'ALTER TABLE TESTUSER.DEPT ADD c1 NUMBER');
EXECUTE DBMS_REPCAT.EXECUTE_DDL(gname => 'testuser_mg',ddl_text => 'ALTER TABLE TESTUSER.DEPT DROP (C1)');
-- 检查 db2 的数据变化
conn testuser
desc dept
select * from dept;
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