Xandra v0.13.0 Xandra.SchemaChange View Source
A struct that represents the result of a query that modifies the schema.
This struct has the following fields:
:effect
- the type of change involved. It's one of"CREATED"
,"UPDATED"
, or"DROPPED"
.:target
- what has been modified. It's one of"KEYSPACE"
,"TABLE"
, or"TYPE"
.:options
- a map of options that depends on the value of:target
:- if target is
"KEYSPACE"
, the map will have the form%{keyspace: keyspace}
- if the target is
"TABLE"
or"TYPE"
, the map will have the form%{keyspace: keyspace, subject: subject}
wherekeyspace
is the keyspace where the change happened andsubject
is the name of what changed (so the name of the changed table or type)
- if target is
:tracing_id
- the tracing ID (as a UUID binary) if tracing was enabled, ornil
if no tracing was enabled. See the "Tracing" section inXandra.execute/4
.