- Developer Preview
The cost-based optimizer takes into account the cost of memory, CPU, and disk usage when choosing the optimal index to execute a query.
This is a Developer Preview feature, intended for development purposes only. Do not use this feature in production. No Enterprise Support is provided for Developer Preview features.
Refer to Developer Preview Mode for more information.
For information on this feature, take a look at the blog: Cost Based Optimizer for Couchbase N1QL (SQL for JSON).