README.md

pg_snapshot_too_old

Extension for enabling the Snapshot Too Old error in PostgreSQL.

SYNOPSIS

Install the extension

./configure
make
sudo make install

Load the extension

CREATE EXTENSION pg_snapshot_too_old;

Configure the extension

Global configuration

Update the /etc/postgresql/9.4/main/postgresql.conf file and add the following:

pg_snapshot_too_old_enabled = true
pg_snapshot_too_old_transation_limit = 1000

Session local configuration

SET pg_snapshot_too_old_enabled = true;
SET pg_snapshot_too_old_transation_limit = 1000;

DESCRIPTION

This extension will enable the Snapshot Too Old error. This error is fired when a transaction reaches a certain age, aborting the transaction and rolling back any changes.

Logging

What does this log when a transaction is aborted?

SEE ALSO

Reference to Oracle Snapshot Too Old error.