Heikki Linnakangas wrote: >> I guess I misunderstood the concept of user mapping.
>> I guess it is time to read my SQL Standard, but some clarification >> in the documentation sure wouldn't hurt. > > Agreed, there doesn't seem to be any documentation on user mappings, > aside from the reference page for the CREATE USER MAPPING command. The > "5.10 Foreign Data" section should explain what user mappings are. Want > to give it a shot? Sure, see the attached 'fdw-usermapping-doc.patch'. I also include a 'fdw-scan-doc.patch' that tells FDW implementors *not* to start the scan in BeginForeignScan. Yours, Laurenz Albe
fdw-usermapping-doc.patch
Description: fdw-usermapping-doc.patch
fdw-scan-doc.patch
Description: fdw-scan-doc.patch
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