Add column external_uuid to contact/contactgroup table

Author: sukhwinder33445

schema/pgsql/schema.sql

@@ -55,6 +55,7 @@ CREATE TABLE contact (
     username text, -- reference to web user
     default_channel_id bigint NOT NULL REFERENCES channel(id),
     color varchar(7) NOT NULL, -- hex color codes e.g #000000
+    external_uuid uuid NOT NULL,
 
     CONSTRAINT pk_contact PRIMARY KEY (id),
     UNIQUE (username)
@@ -74,6 +75,7 @@ CREATE TABLE contactgroup (
     id bigserial,
     name text NOT NULL,
     color varchar(7) NOT NULL, -- hex color codes e.g #000000
+    external_uuid uuid NOT NULL,
 
     CONSTRAINT pk_contactgroup PRIMARY KEY (id)
 );

schema/pgsql/upgrades/027.sql

@@ -0,0 +1,12 @@
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+ALTER TABLE contact ADD COLUMN external_uuid uuid;
+ALTER TABLE contactgroup ADD COLUMN external_uuid uuid;
+
+UPDATE contact SET external_uuid = uuid_generate_v4() WHERE external_uuid IS NULL;
+UPDATE contactgroup SET external_uuid = uuid_generate_v4() WHERE external_uuid IS NULL;
+
+ALTER TABLE contact ALTER COLUMN external_uuid SET NOT NULL;
+ALTER TABLE contactgroup ALTER COLUMN external_uuid SET NOT NULL;
+
+DROP EXTENSION "uuid-ossp";