CREATE type device_t AS (id integer, "authToken" varchar(255), salt varchar(255), "signalingKey" varchar(255), "gcmId" text, "apnId" text); CREATE type account_t AS (number varchar(255), "supportsSms" smallint, devices device_t array); UPDATE accounts SET data = row_to_json(row(number, supports_sms, array[row(1, auth_token, salt, signaling_key, gcm_id, apn_id)::device_t])::account_t) DROP type account_t; DROP type device_t; CREATE OR REPLACE FUNCTION "custom_json_object_set_key"( "json" json, "key_to_set" TEXT, "value_to_set" anyelement ) RETURNS json LANGUAGE sql IMMUTABLE STRICT AS $function$ SELECT COALESCE( (SELECT ('{' || string_agg(to_json("key") || ':' || "value", ',') || '}') FROM (SELECT * FROM json_each("json") WHERE "key" <> "key_to_set" UNION ALL SELECT "key_to_set", to_json("value_to_set")) AS "fields"), '{}' )::json $function$; UPDATE accounts SET data = custom_json_object_set_key(data, 'identityKey', k.identity_key) FROM keys k WHERE (data->>'identityKey')::text is null AND k.number = data->>'number' AND k.last_resort = 1; UPDATE accounts SET data = custom_json_object_set_key(data, 'identityKey', k.identity_key) FROM keys k WHERE (data->>'identityKey')::text is null AND k.number = data->>'number'; CREATE UNIQUE INDEX CONCURRENTLY uuid_index ON accounts (uuid); CREATE INDEX CONCURRENTLY deleted_key_index ON keys (deleted); DROP INDEX CONCURRENTLY deleted_key_index;