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Mengyu Wang wangmengyu

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wangmengyu / retry.sh
Created November 17, 2022 04:11 — forked from dublx/retry.sh
Bash - retry command N times
#!/bin/bash
set -euo pipefail
function myFunction() {
myCommand
return $?
}
retry=0
maxRetries=5
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wangmengyu / read-access.sql
Created September 9, 2020 03:42 — forked from oinopion/read-access.sql
How to create read only user in PostgreSQL
-- 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;