WebJan 6, 2010 · It then appends into the backup media all the 'relevant' log. This includes, at the very least, all the log between the LSN at the start of the backup operation and the LSN at … WebFeb 9, 2024 · FIRST and ANY specify the method to choose synchronous standbys from the listed servers. The keyword FIRST, coupled with num_sync, specifies a priority-based synchronous replication and makes transaction commits wait until their WAL records are replicated to num_sync synchronous standbys chosen based on their priorities.
使用duplicate from active database创建standby database(Oracle …
WebJan 7, 2010 · It then appends into the backup media all the 'relevant' log. This includes, at the very least, all the log between the LSN at the start of the backup operation and the LSN at the end of the backup operation. In reality there is more log usually, as it has to include all active transactions at the start of backup and log needed by replication. WebJan 15, 2024 · Here goes my maiden post blog post from series about "Troubleshooting SQLs & other Issues on a Read Only Standby/Dataguard Environments" ... Recently I helped one of my customer stabilize performance of one of their critical DWH/BI decision support system workload running on an ADG (Physical Standby). At one time I have to generate … rich essentials
Active/Standby - What does Active/Standby stand for? The Free …
WebSQL Server Clustering Overview. Clustering involves at least two servers and is more of a server level high availability option compared to a database level option. Clustering will … WebAug 3, 2024 · Active/Active means you may have two or more database nodes simultaneously serving writes and no command is needed to reroute connections if a cluster goes down. As shown in the graphic below, there are two or more Primaries serving writes. WebMar 27, 2024 · Не секрет, что Microsoft Dynamics CRM — довольно популярная (по последним данным 40 тыс. клиентов и 4,5 млн индивидуальных пользователей) система управления отношениями с клиентами как в крупных, так... redo search