"Tom Lane" <[EMAIL PROTECTED]> writes: > Gregory Stark <[EMAIL PROTECTED]> writes: >> "Tom Lane" <[EMAIL PROTECTED]> writes: >>> Pretty much not happening; or are you volunteering to fix every part of >>> the system to tolerate injections of inserted data anywhere in a stored >>> datum? > >> I was thinking to do it at a low level as the xlog records are prepared to be >> written to the filesystem and as the data is being read from disk. I haven't >> read that code yet to see where to inject it but I understand there's already >> a copy happening and it could be done there. > > You understand wrong ... a tuple sitting on disk is normally read > directly from the shared buffer, and I don't think we want to pay for > copying it.
"xlog records" -- Gregory Stark EnterpriseDB http://www.enterprisedb.com ---------------------------(end of broadcast)--------------------------- TIP 2: Don't 'kill -9' the postmaster
