David BOURIAUD wrote:
if the run-time option is chosen, any message issued by any command, from
connexion to all sql commands launched in any way by a user should go in a
separate log file, that could be named log.username for example.
You can enable logging user name into postgres log and grep or some
other text utility help you to generate required log file.
Zdenek
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match