remove_instances
The remove_instances operator lets you remove instances from the Membership. Available only in the Enterprise Edition.
Synopsis
remove_instances(instance_id[, instance_id]*);
Library
The remove_instances() operator resides in the System library. Run the following query to load this library:
$ iquery -aq "load_library('system');"
Summary
The remove_instances operator lets you remove instances from the Membership.The specified instances must be "members" and must not be "live" according to list_instances(). To determine the liveness of an instance see Instance Liveness.  The instances remaining in the Membership must be "live" at the time of the operation.  See Managing SciDB Instances for more information.
Inputs
instance_id:Â the id of the instance to remove.
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