slack user migration

make db_migrate

PS C:\Users\wimo7\Desktop\back> make db_migrate
docker-compose run web rake db:migrate
Starting operationcodebackend_operationcode-psql_1 ... done
Starting operationcodebackend_bundle_1             ... done
Starting operationcodebackend_redis_1              ... done
W, [2018-04-22T03:19:15.749687 #1]  WARN -- : [SKYLIGHT] [1.5.0] Running Skylight in development mode. No data will be reported until you deploy your app.
(To disable this message for all local apps, run `skylight disable_dev_warning`.)
I, [2018-04-22T03:19:16.070514 #1]  INFO -- : Raven 2.5.3 configured not to capture errors: DSN not set
W, [2018-04-22T03:19:16.594481 #1]  WARN -- : Creating scope :open. Overwriting existing method GitHubStatistic.open.
D, [2018-04-22T03:19:17.058166 #1] DEBUG -- :    (0.2ms)  SELECT pg_try_advisory_lock(3885840460873229985);
D, [2018-04-22T03:19:17.074917 #1] DEBUG -- :   ActiveRecord::SchemaMigration Load (0.5ms)  SELECT "schema_migrations".* FROM "schema_migrations"
I, [2018-04-22T03:19:17.087733 #1]  INFO -- : Migrating to CreateSlackUser (20180422030623)
D, [2018-04-22T03:19:17.092342 #1] DEBUG -- :    (0.3ms)  BEGIN
== 20180422030623 CreateSlackUser: migrating ==================================
-- create_table(:slack_users)
D, [2018-04-22T03:19:17.115209 #1] DEBUG -- :    (19.2ms)  CREATE TABLE "slack_users" ("id" serial primary key, "slack_id" character varying, "slack_name" character varying, "slack_real_name" character varying, "slack_display_name" character varying, "slack_email" character varying)
D, [2018-04-22T03:19:17.121411 #1] DEBUG -- :    (3.1ms)  CREATE  INDEX  "index_slack_users_on_slack_id" ON "slack_users"  ("slack_id")
D, [2018-04-22T03:19:17.126163 #1] DEBUG -- :    (2.8ms)  CREATE  INDEX  "index_slack_users_on_slack_email" ON "slack_users"  ("slack_email")
   -> 0.0336s
== 20180422030623 CreateSlackUser: migrated (0.0338s) =========================

D, [2018-04-22T03:19:17.130311 #1] DEBUG -- :   SQL (0.5ms)  INSERT INTO "schema_migrations" ("version") VALUES ($1) RETURNING "version"  [["version", "20180422030623"]]
D, [2018-04-22T03:19:17.134374 #1] DEBUG -- :    (3.6ms)  COMMIT
I, [2018-04-22T03:19:17.150882 #1]  INFO -- : Migrating to DropUserSlackId (20180422031009)
D, [2018-04-22T03:19:17.155236 #1] DEBUG -- :    (0.2ms)  BEGIN
== 20180422031009 DropUserSlackId: migrating ==================================
-- remove_column(:users, :slack_name)
D, [2018-04-22T03:19:17.158308 #1] DEBUG -- :    (2.2ms)  ALTER TABLE "users" DROP "slack_name"
   -> 0.0029s
== 20180422031009 DropUserSlackId: migrated (0.0030s) =========================

D, [2018-04-22T03:19:17.161098 #1] DEBUG -- :   SQL (0.7ms)  INSERT INTO "schema_migrations" ("version") VALUES ($1) RETURNING "version"  [["version", "20180422031009"]]
D, [2018-04-22T03:19:17.165879 #1] DEBUG -- :    (2.8ms)  COMMIT
D, [2018-04-22T03:19:17.170596 #1] DEBUG -- :   ActiveRecord::InternalMetadata Load (0.3ms)  SELECT  "ar_internal_metadata".* FROM "ar_internal_metadata" WHERE "ar_internal_metadata"."key" = $1 LIMIT $2  [["key", :environment], ["LIMIT", 1]]
D, [2018-04-22T03:19:17.176594 #1] DEBUG -- :    (0.4ms)  BEGIN
D, [2018-04-22T03:19:17.179339 #1] DEBUG -- :    (0.5ms)  COMMIT
D, [2018-04-22T03:19:17.180326 #1] DEBUG -- :    (0.5ms)  SELECT pg_advisory_unlock(3885840460873229985)
D, [2018-04-22T03:19:17.191723 #1] DEBUG -- :   ActiveRecord::SchemaMigration Load (0.2ms)  SELECT "schema_migrations".* FROM "schema_migrations"