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sqlserver distribution分发alwayson搭建

时间:2021-07-01 10:21:17 帮助过:14人阅读

CREATE AVAILABILITY GROUP [dis_awo]
WITH (AUTOMATED_BACKUP_PREFERENCE = SECONDARY,
DB_FAILOVER = OFF,
DTC_SUPPORT = NONE)
FOR DATABASE [distribution]
REPLICA ON NTEST177 WITH (ENDPOINT_URL = NTCP://TEST177.Test.com:5022, FAILOVER_MODE = AUTOMATIC, AVAILABILITY_MODE = SYNCHRONOUS_COMMIT, BACKUP_PRIORITY = 50, SECONDARY_ROLE(ALLOW_CONNECTIONS = ALL)),
    NTEST178 WITH (ENDPOINT_URL = NTCP://TEST178.Test.com:5022, FAILOVER_MODE = AUTOMATIC, AVAILABILITY_MODE = SYNCHRONOUS_COMMIT, BACKUP_PRIORITY = 50, SECONDARY_ROLE(ALLOW_CONNECTIONS = ALL));

TEST178上联结可用组,监听器: dis_ip ,distribution alwayson完成。

TEST177上agentjob TEST125-test-1 生成脚本,在TEST178上执行。

修改点:

@command=N-Publisher [TEST125] -PublisherDB [test] -Distributor [dis_ip] -DistributorSecurityMode 1  -Continuous, 

TEST177上agentjob TEST125-test-Repl_test-TEST129-3  生成脚本,在TEST178上执行。

修改点:

@server=NTEST178, 
@command=N-Subscriber [TEST129] -SubscriberDB [test] -Publisher [TEST125] -Distributor [dis_ip] -DistributorSecurityMode 1 -Publication [Repl_test] -PublisherDB [test]    -Continuous, 

TEST177/178建立主辅启动job。

declare @role_desc varchar(50)
select @role_desc=a.role_desc from sys.dm_hadr_availability_replica_states a
join sys.dm_hadr_availability_replica_cluster_states b on a.replica_id=b.replica_id
where b.replica_server_name=@@SERVERNAME
if @role_desc=PRIMARY
begin 
exec sp_start_job @job_name=TEST125-test-1
exec sp_start_job @job_name=TEST125-test-Repl_test-TEST129-3
end 
else 
begin 
exec sp_stop_job @job_name=TEST125-test-1
exec sp_stop_job @job_name=TEST125-test-Repl_test-TEST129-3
end

过程完成。

此方法,对自己没有信心就不要使用,之后复制监控器界面将不再可用,只能通过脚本进行监控复制订阅。

PS:

在整个搭建测试的过程中,本着哪里不通改哪里,最后测试成功,以上是简化的方法。

过程中其他用到的脚本:

exec sp_helpdistpublisher NTEST125

sp_changedistpublisher @publisher = TEST125
     ,  @property =  active 
    ,  @value = true 

select datasource, srvid from master..sysservers where upper(srvname) = upper(NTEST125)

select datasource, srvid from master..sysservers where upper(srvname) = upper(NTEST129)

select * from MSdistribution_agents

 

sqlserver distribution分发alwayson搭建

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