1# Description
2
3This is a sample chat program implemented using PostgreSQL's listen/notify
4functionality with pgx.
5
6Start multiple instances of this program connected to the same database to chat
7between them.
8
9## Connection configuration
10
11The database connection is configured via DATABASE_URL and standard PostgreSQL environment variables (PGHOST, PGUSER, etc.)
12
13You can either export them then run chat:
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15 export PGHOST=/private/tmp
16 ./chat
17
18Or you can prefix the chat execution with the environment variables:
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20 PGHOST=/private/tmp ./chat
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