On Sun, 26 May 2019 at 04:50, Tom Lane <t...@sss.pgh.pa.us> wrote: > > David Rowley <david.row...@2ndquadrant.com> writes: > > Here's a small patch series aimed to both clean up a few misuses of > > string functions and also to optimise a few things along the way. > > > 0001: Converts various call that use appendPQExpBuffer() that really > > should use appendPQExrBufferStr(). If there's no formatting then > > using the former function is a waste of effort. > > > 0002: Similar to 0001 but replaces various appendStringInfo calls with > > appendStringInfoString calls. > > Agreed on these; we've applied such transformations before.
I've pushed 0001 and 0002. Instead of having 0004, how about the attached? Most of the calls won't improve much performance-wise since they're so cheap anyway, but there is xmlconcat(), I imagine that should see some speedup. -- David Rowley http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
use_binary_string_info_when_len_is_known.patch
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