組復(fù)制的狀態(tài)變量只有一個(gè),目前在8.0.17這個(gè)版本上還是存在的,未來會(huì)被廢棄掉,我們?cè)趩沃鞯哪J较拢梢杂脕聿榭茨膫€(gè)節(jié)點(diǎn)是讀寫節(jié)點(diǎn)。
我們提供的服務(wù)有:網(wǎng)站制作、成都網(wǎng)站設(shè)計(jì)、微信公眾號(hào)開發(fā)、網(wǎng)站優(yōu)化、網(wǎng)站認(rèn)證、賀州ssl等。為成百上千家企事業(yè)單位解決了網(wǎng)站和推廣的問題。提供周到的售前咨詢和貼心的售后服務(wù),是有科學(xué)管理、有技術(shù)的賀州網(wǎng)站制作公司mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 2087
Server version: 8.0.17 MySQL Community Server - GPL
Copyright (c) 2009-2019 Percona LLC and/or its affiliates
Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> show status like 'group_replication_primary_member';
+----------------------------------+--------------------------------------+
| Variable_name | Value |
+----------------------------------+--------------------------------------+
| group_replication_primary_member | 1fb894d8-e752-11e9-a0a1-00505687032a |
+----------------------------------+--------------------------------------+
1 row in set (0.00 sec)
group_replication_primary_member
Shows the primary member's UUID when the group is operating in single-primary mode. If the group is operating in multi-primary mode, shows an empty string.
The group_replication_primary_member status variable has been deprecated and is scheduled to be removed in a future version.
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