April 2018
Beginner to intermediate
282 pages
9h 53m
English
An instance needs to be created first within a GCP project to use Cloud Spanner. It is an allocation of resources that is used by Cloud Spanner databases created in that instance.
Instance creation includes two important choices:
These choices determine the location and number of instances serving and storage resources. We have a provision for changing the node count, but this configuration choice is permanent for an instance.
The geographic placement is defined by instance configuration and the replication of the databases in that instance. Depending on whether resources are contained in a single GCP region or they span more than one region, instances can be regional or multi-regional. ...