Reinitializing a subscription involves applying a new snapshot of one or more articles to one or more Subscribers: transactional and snapshot replication allow individual articles to be reinitialized; merge replication requires all articles to be reinitialized.

Why do we need a primary key in transactional replication?

The reason is in the subscriber, rows are updated/deleted one-by-one using primary key. For example: If you delete 100 rows in the publisher using a single DELETE statement, in the subscriber 100 DELETE statements would be executed.

What happens if we reinitialize replication?

If you select the reinitialize option this will start automatically as long as the distribution agent is running continuously and the snapshot exists. If the distribution agent is scheduled to run at intervals then the snapshot would be applied to the subscription the next time this job runs.

What is transactional replication?

Transactional replication is a feature of Azure SQL Managed Instance and SQL Server that enables you to replicate data from a table in Azure SQL Managed Instance or a SQL Server instance to tables placed on remote databases. This feature allows you to synchronize multiple tables in different databases.

How do I reinitialize a subscription using a SQL Server database backup?

Browse to the Publication Properties and select the Subscription Options, set “Allow initialization from backup files“ to “true” from the drop-down list and Click Ok to save the change.

How do I cancel a SQL Server subscription?

Connect to the Subscriber in SQL Server Management Studio, and then expand the server node. Expand the Replication folder, and then expand the Local Subscriptions folder. Right-click the subscription you want to delete, and then click Delete.

How do I reinitialize my subscription?

Expand the publication that has the subscription you want to reinitialize. Right-click the subscription, and then click Reinitialize. In the Reinitialize Subscription(s) dialog box, select options, and then click Mark for Reinitialization.

Is primary key required for replication?

Snapshot replication does not require a primary key. By default, primary key constraints, indexes, and check constraints are replicated to Subscribers.

What do users receive with transactional replication?

Subscribers receive transactions in the same order in which they were applied at the Publisher.

What is difference between snapshot and transactional replication?

The differences are the mechanisms on how the data replicated from the publication to the subscriptions. For a snapshot replication, it has two agents during the replication process, snapshot agent and distribution agent; while transactional replication has an additional agent, Log Reader agent.

How do you stop transactional replication in SQL Server?

Using SQL Server Management Studio

1. Connect to the Publisher or Distributor you want to disable in Microsoft SQL Server Management Studio, and then expand the server node.
2. Right-click the Replication folder, and then click Disable Publishing and Distribution.

How do I cancel my replication subscription?

How are subscriptions in a transactional replication publication rein initialized?

As we all know, by default, subscriptions in a SQL Server transactional replication publication are reinitialized with a snapshot, which is generated by the Snapshot Agent and applied by the Distribution Agent.

How do I reinitialize a subscription using replication monitor?

If you mark a subscription for reinitialization using SQL Server Management Studio or Replication Monitor, you are given an option in the Reinitialize Subscription (s) dialog box to upload changes first.

How do I set up SQL Server transactional replication?

To set up SQL Server transactional replication, you must configure the Distributor and create a Publication and a Subscription using backup option

What is reinitialize subscriptions?

Reinitialize Subscriptions. Reinitializing a subscription involves applying a new snapshot of one or more articles to one or more Subscribers: transactional and snapshot replication allow individual articles to be reinitialized; merge replication requires all articles to be reinitialized.