-class AddRelations < ActiveRecord::Migration
+class AddRelations < ActiveRecord::Migration[4.2]
def self.up
+ # enums work like strings but are more efficient
+ create_enumeration :nwr_enum, %w[Node Way Relation]
+
# a relation can have members much like a way can have nodes.
# differences:
# way: only nodes / relation: any kind of member
# way: ordered sequence of nodes / relation: free-form "role" string
- create_table "current_relation_members", innodb_table do |t|
- t.column "id", :bigint, :limit => 64, :null => false
- t.column "member_type", :string, :limit => 11, :null => false
- t.column "member_id", :bigint, :limit => 11, :null => false
+ create_table "current_relation_members", :id => false do |t|
+ t.column "id", :bigint, :null => false
+ t.column "member_type", :nwr_enum, :null => false
+ t.column "member_id", :bigint, :null => false
t.column "member_role", :string
end
- # enums work like strings but are more efficient
- execute "alter table current_relation_members change column member_type member_type enum('node','way','relation');"
- add_primary_key "current_relation_members", ["id", "member_type", "member_id", "member_role"]
- add_index "current_relation_members", ["member_type", "member_id"], :name => "current_relation_members_member_idx"
+ add_primary_key "current_relation_members", %w[id member_type member_id member_role]
+ add_index "current_relation_members", %w[member_type member_id], :name => "current_relation_members_member_idx"
# the following is obsolete given the primary key, is it not?
# add_index "current_relation_members", ["id"], :name => "current_relation_members_id_idx"
- create_table "current_relation_tags", myisam_table do |t|
- t.column "id", :bigint, :limit => 64, :null => false
+ create_table "current_relation_tags", :id => false do |t|
+ t.column "id", :bigint, :null => false
t.column "k", :string, :default => "", :null => false
t.column "v", :string, :default => "", :null => false
end
add_index "current_relation_tags", ["id"], :name => "current_relation_tags_id_idx"
- execute "CREATE FULLTEXT INDEX `current_relation_tags_v_idx` ON `current_relation_tags` (`v`)"
+ add_index "current_relation_tags", "v", :name => "current_relation_tags_v_idx"
- create_table "current_relations", innodb_table do |t|
- t.column "id", :bigint_pk_64, :null => false
- t.column "user_id", :bigint, :limit => 20, :null => false
+ create_table "current_relations", :id => false do |t|
+ t.column "id", :bigserial, :primary_key => true, :null => false
+ t.column "user_id", :bigint, :null => false
t.column "timestamp", :datetime, :null => false
- t.column "visible", :boolean, :null => false
+ t.column "visible", :boolean, :null => false
end
- create_table "relation_members", myisam_table do |t|
- t.column "id", :bigint, :limit => 64, :default => 0, :null => false
- t.column "member_type", :string, :limit => 11, :null => false
- t.column "member_id", :bigint, :limit => 11, :null => false
+ create_table "relation_members", :id => false do |t|
+ t.column "id", :bigint, :default => 0, :null => false
+ t.column "member_type", :nwr_enum, :null => false
+ t.column "member_id", :bigint, :null => false
t.column "member_role", :string
- t.column "version", :bigint, :limit => 20, :default => 0, :null => false
+ t.column "version", :bigint, :default => 0, :null => false
end
- execute "alter table relation_members change column member_type member_type enum('node','way','relation');"
- add_primary_key "relation_members", ["id", "version", "member_type", "member_id", "member_role"]
- add_index "relation_members", ["member_type", "member_id"], :name => "relation_members_member_idx"
+ add_primary_key "relation_members", %w[id version member_type member_id member_role]
+ add_index "relation_members", %w[member_type member_id], :name => "relation_members_member_idx"
- create_table "relation_tags", myisam_table do |t|
- t.column "id", :bigint, :limit => 64, :default => 0, :null => false
+ create_table "relation_tags", :id => false do |t|
+ t.column "id", :bigint, :default => 0, :null => false
t.column "k", :string, :null => false, :default => ""
t.column "v", :string, :null => false, :default => ""
- t.column "version", :bigint, :limit => 20, :null => false
+ t.column "version", :bigint, :null => false
end
- add_index "relation_tags", ["id", "version"], :name => "relation_tags_id_version_idx"
+ add_index "relation_tags", %w[id version], :name => "relation_tags_id_version_idx"
- create_table "relations", myisam_table do |t|
- t.column "id", :bigint, :limit => 64, :null => false, :default => 0
- t.column "user_id", :bigint, :limit => 20, :null => false
- t.column "timestamp", :datetime, :null => false
- t.column "version", :bigint, :limit => 20, :null => false
- t.column "visible", :boolean, :null => false, :default => true
+ create_table "relations", :id => false do |t|
+ t.column "id", :bigint, :null => false, :default => 0
+ t.column "user_id", :bigint, :null => false
+ t.column "timestamp", :datetime, :null => false
+ t.column "version", :bigint, :null => false
+ t.column "visible", :boolean, :null => false, :default => true
end
- add_primary_key "relations", ["id", "version"]
+ add_primary_key "relations", %w[id version]
add_index "relations", ["timestamp"], :name => "relations_timestamp_idx"
-
- change_column "relations", "version", :bigint, :limit => 20, :null => false, :options => "AUTO_INCREMENT"
end
-
def self.down
drop_table :relations
drop_table :current_relations
drop_table :current_relation_tags
drop_table :relation_members
drop_table :current_relation_members
+ drop_enumeration :nwr_enum
end
end
projects / rails.git / blobdiff