1 Overview of Oracle True Cache
Oracle True Cache is an in-memory, consistent, and automatically managed SQL and key-value (object or JSON) cache for Oracle Database.
For an interactive tour, see Oracle True Cache Technical Architecture.
- About Oracle True Cache
True Cache is an in-memory, read-only cache in front of an Oracle database. - Benefits of Oracle True Cache
Oracle True Cache provides several business benefits related to application development and performance. - How True Cache Works
At a high level, here's how Oracle True Cache works. - Considerations for Using True Cache
Consider these points when deciding whether to use Oracle True Cache. - Application Usage Models
Applications can use True Cache in two ways. - Lock-Free Concurrency Control
For applications that work with JSON documents, Oracle extends HTTP entity tag (ETAG) support to implement lock-free, optimistic concurrency control.