February 20, 2026

what is a directory-based sharding?  Directory-based sharding basically allows the user to define the values used and combined across different partitions, providing better control over data location, in which partition,...

Now let’s move to sharding native replication, which is RAFT-based, that means reliable and fault-tolerant, usually providing subzero or subsecond zero data loss replication support. Generally, what is sharding in native replication? This is a completely transparent, built-in Oracle sharding that duplicates data across the different shards. So data are generally put into chunks. And then the chunks are replicated across three or five shards, depending on the level of fault tolerance required. This is completely provided by the Oracle sharding database and does not require...