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| author | Robert Haas <rhaas@postgresql.org> | 2015-10-09 15:06:06 -0400 |
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| committer | Robert Haas <rhaas@postgresql.org> | 2015-10-09 15:06:06 -0400 |
| commit | bfb54ff15a447fb22e9deae096e0d45b3e4bd56f (patch) | |
| tree | be464bb5a57e39b94e9a17f2baf7bf28237a01e8 /src/backend/utils/adt/jsonfuncs.c | |
| parent | db0f6cad4884bd4c835156d3a720d9a79dbd63a9 (diff) | |
| download | postgresql-bfb54ff15a447fb22e9deae096e0d45b3e4bd56f.tar.gz postgresql-bfb54ff15a447fb22e9deae096e0d45b3e4bd56f.zip | |
Make abbreviated key comparisons for text a bit cheaper.
If we do some byte-swapping while abbreviating, we can do comparisons
using integer arithmetic rather than memcmp.
Peter Geoghegan, reviewed and slightly revised by me.
Diffstat (limited to 'src/backend/utils/adt/jsonfuncs.c')
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