51 lines
1.2 KiB
Ruby
51 lines
1.2 KiB
Ruby
class AddCassandraCourseAuditorTables < ActiveRecord::Migration
|
|
tag :predeploy
|
|
|
|
include Canvas::Cassandra::Migration
|
|
|
|
def self.cassandra_cluster
|
|
'auditors'
|
|
end
|
|
|
|
def self.indexes
|
|
%w(
|
|
courses_by_course
|
|
)
|
|
end
|
|
|
|
def self.up
|
|
compression_params = cassandra.db.use_cql3? ?
|
|
"WITH compression = { 'sstable_compression' : 'DeflateCompressor' }" :
|
|
"WITH compression_parameters:sstable_compression='DeflateCompressor'"
|
|
|
|
cassandra.execute %{
|
|
CREATE TABLE courses (
|
|
id text PRIMARY KEY,
|
|
created_at timestamp,
|
|
request_id text,
|
|
course_id bigint,
|
|
event_type text,
|
|
user_id bigint,
|
|
data text
|
|
) #{compression_params}}
|
|
|
|
indexes.each do |index_name|
|
|
cassandra.execute %{
|
|
CREATE TABLE #{index_name} (
|
|
key text,
|
|
ordered_id text,
|
|
id text,
|
|
PRIMARY KEY (key, ordered_id)
|
|
) #{compression_params}}
|
|
end
|
|
end
|
|
|
|
def self.down
|
|
indexes.each do |index_name|
|
|
cassandra.execute %{DROP TABLE #{index_name};}
|
|
end
|
|
|
|
cassandra.execute %{DROP TABLE courses;}
|
|
end
|
|
end
|