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author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-22 22:50:14 +0000 |
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committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-22 22:50:14 +0000 |
commit | faefc812f8aa41c4875520640db0c4e6d5c2edca (patch) | |
tree | 6378c5fc579431547d0d8574e66b4b97beb2e8de /src/backend/executor/nodeGroup.c | |
parent | ba6e1b2e729760f8a8862e7301350f6776d83ae5 (diff) |
Adjust string comparison so that only bitwise-equal strings are considered
equal: if strcoll claims two strings are equal, check it with strcmp, and
sort according to strcmp if not identical. This fixes inconsistent
behavior under glibc's hu_HU locale, and probably under some other locales
as well. Also, take advantage of the now-well-defined behavior to speed up
texteq, textne, bpchareq, bpcharne: they may as well just do a bitwise
comparison and not bother with strcoll at all.
NOTE: affected databases may need to REINDEX indexes on text columns to be
sure they are self-consistent.
Diffstat (limited to 'src/backend/executor/nodeGroup.c')
0 files changed, 0 insertions, 0 deletions