# SQL-Helper-Files

PostgreSQL helper files for psql, for include via `\ir helper/....` in SQL files.

This helper files contains mostly command for setting permissions.

## Documentation, Usage

Common usage is to set some psql variables before include; some variables are usually global, others local for each call.


### Global variables:


```
--   Name               Value
-- -------------------------------------------
\set schema             my_project
\set db                 my_projectau

\set user_prefix        my_project
                     
\set owner              :user_prefix _owner
\set default_reader     :user_prefix _reader
\set default_updater    :user_prefix _updater
\set default_inserter   :user_prefix _inserter
```


### Local variables

Usually you have to set `table` or `function` to the name of the current table or function. Grant scripts include call of revoke scripts!

```
\set table   last_created_table
\ir  helper/20-grant-default-reader.sql
```