The user-defined method considers that the user maps data to individual shards. This method is necessary when there is a strict requirement to have some type of data on a particular shard. The benefit of this method is that the user knows what data becomes unavailable during a particular sharding failure. The disadvantage is that…
Month: July 2021
What Is Sharding? – Introduction to Oracle Sharding
What Is Sharding? Oracle Sharding is a technology that distributes user data across multiple databases, called shards, within the same or different datacenters. In a shared-nothing architecture, the data is horizontally partitioned across a number of physically independent databases. Sharding is similar to the table partitioning. The difference between them is that the table partitioning…