only replica, reads are always transactionally consistent. Because data propagation latency is variable, different replicas can return data at slightly different points in time relative to the primary and each other. If a read-only replica becomes unavailable and a session reconnects, it may ...
Workload with reporting and analytic queries where a single free-of-charge secondary read-only replica is sufficient. Higher resiliency and faster recovery from failures. 如果系統失敗,主實例上的資料庫會停用,而其中一個次要複本會立即成為新的讀寫主資料庫,準備好處理查詢。 進階數據損毀保護。 由於業務關...
If you attempt to use rowversion on a read-only replica, you'll see the following error: "Using a rowversion column for change tracking isn't supported on secondary (read-only) availability replicas. Please update the datasource and specify a connection to the primary availability repl...
ReplicaHealthStateList ReplicaHealthStateList Properties Count IsReadOnly Item[] Methods Explicit Interface Implementations ReplicaHealthStatesFilter ReplicasHealthEvaluation ServiceHealth ServiceHealthEvaluation ServiceHealthReport ServiceHealthState ServiceHealthStateChunk ...
GB/month $0.095 GRS requires twice the amount of storage capacity because it creates a replica. If you have configured the backup storage to be geo-redundant (GRS), the price will be 2x this price. Price per GB remains the same. Read Replica Read replicas allow read-heavy workloads to sc...
GB/month $0.095 GRS requires twice the amount of storage capacity because it creates a replica. If you have configured the back up storage to be geo-redundant (GRS), the price will be 2x this price. Price per GB remains the same. Read Replica Read replicas allow read-heavy workloads to...
Offloading read-only workloads to Azure Disaster recovery Migrating to Azure License-free DR benefit With Azure SQL Managed Instance, you can save on vCore licensing costs by designating a secondary replica for disaster recovery (DR) only. To learn more, reviewLicense-free DR benefit. ...
2 Search units (SU) are billing units, allocated as either a replica or a partition. You need both. To learn more about SU combinations, see Estimate and manage capacity of a search service. Limits per search service The following table covers SLA, partition counts, and replica counts at ...
does not get mirrored from a primary database to its read-only replicas: what matters is where the database resides within the subscription hierarchy. This enables scenarios where Users need access to only either the read-only replica or the primary database but must not con...
Reference architecture using Azure DB for MySQL read replica With Azure Database for MySQL, the appropriate reference architecture to offload the read-only workload is shown in Figure-1 below. In this architecture,myrw-1is the source instance of Azure Database for ...