what's the difference among "session"&"backend"&"process"? - Mailing list pgsql-hackers

From rancpine cui
Subject what's the difference among "session"&"backend"&"process"?
Date
Msg-id 306760850704220004s35873fffsd4a7bd7540d44e1f@mail.gmail.com
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Responses Re: what's the difference among "session"&"backend"&"process"?
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Hello<br />    I am confused about the ideas of "session"&"backend"&"process" when I read the lmgr part of
sourcecode. What's the difference among them?<br /><br />Thanks,<br />Ranc.<br /> 

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