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# Description
This is a sample chat program implemented using PostgreSQL's listen/notify
functionality with pgx.
Start multiple instances of this program connected to the same database to chat
between them.
## Connection configuration
The database connection is configured via enviroment variables.
* CHAT_DB_HOST - defaults to localhost
* CHAT_DB_USER - defaults to current OS user
* CHAT_DB_PASSWORD - defaults to empty string
* CHAT_DB_DATABASE - defaults to postgres
You can either export them then run chat:
export CHAT_DB_HOST=/private/tmp
./chat
Or you can prefix the chat execution with the environment variables:
CHAT_DB_HOST=/private/tmp ./chat
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