| /* variation on https://medium.com/@DanHomola/react-higher-order-components-in-typescript-made-simple-6f9b55691af1 */ | |
| import * as React from 'react' | |
| import { wrapDisplayName } from 'recompose' | |
| // Props you want the resulting component to take (besides the props of the wrapped component) | |
| interface ExternalProps {} | |
| // Props the HOC adds to the wrapped component | |
| export interface InjectedProps {} |
| -- Create a group | |
| CREATE ROLE readaccess; | |
| -- Grant access to existing tables | |
| GRANT USAGE ON SCHEMA public TO readaccess; | |
| GRANT SELECT ON ALL TABLES IN SCHEMA public TO readaccess; | |
| -- Grant access to future tables | |
| ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO readaccess; |
Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...
// see: https://github.com/chadoe/docker-cleanup-volumes
$ docker volume rm $(docker volume ls -qf dangling=true)
$ docker volume ls -qf dangling=true | xargs -r docker volume rm
| -- show running queries (pre 9.2) | |
| SELECT procpid, age(clock_timestamp(), query_start), usename, current_query | |
| FROM pg_stat_activity | |
| WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' | |
| ORDER BY query_start desc; | |
| -- show running queries (9.2) | |
| SELECT pid, age(clock_timestamp(), query_start), usename, query | |
| FROM pg_stat_activity | |
| WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' |