Home Database Oracle Oracle Database Release 21 Oracle Database 21c Get Started Learn About Oracle Database Introduction to Oracle Database Introduction to SQL Oracle Database Quickstart Run SQL with Oracle Live SQL What's New in Release 21c Development Create Applications with SQL and PL/SQL Develop Java Applications Use JSON with SQL and PLSQL Develop JSON based applications using SODA drivers Oracle Multitenant About Oracle Multitenant Manage a Multitenant Environment Manage Commonly and Locally Granted Privileges Oracle Database In-Memory Introduction to Oracle Database In-Memory Enable the IM Column Store Populate the IM Column Store Optimize Space with Compression Prioritize In-Memory Objects Oracle Sharding About Sharding Select a Sharding Method Design Sharded Database Applications Shard-Level High Availability Deploy a Sharded Database Manage a Sharded Database