Hi Antonin, > I think that the most important thing for the user to know is that the purpose > of REPACK is to improve performance (via bloat removal and/or clustering), > whereas "failsafe VACUUM" (i.e. VACUUM with INDEX_CLEANUP set to off) should > be used to avoid the risk of XID wraparound. > > I don't have a good idea about the wording right now.
Here is a try with Fable, as v2 of Radim's patch. It adds a paragraph to Notes. REPACK is for bloat and clustering. For wraparound uses VACUUM, because REPACK takes much longer and can fail late. Thanks, Shihao
v2-0001-doc-Document-REPACK-limits-and-point-to-VACUUM-fo.patch
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