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felixge/linux.sql

Last active September 13, 2019 11:41
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linux.sql
SELECT version();
version
----------------------------------------------------------------------------------------------------------------------------------
PostgreSQL 11.5 (Debian 11.5-1.pgdg90+1) on x86_64-pc-linux-gnu, compiled by gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516, 64-bit
(1 row)
-- Why is this returning true?
-- I think { and [ are considered to sort equally on this machine's `en_US` collation,
-- so the result is the same as `'{' < '{a'`
SELECT '{' < '[a' COLLATE "en_US";
?column?
----------
t
(1 row)
SELECT '{' < '[a' COLLATE "C";
?column?
----------
f
(1 row)
Raw
macos.sql
SELECT version();
version
-------------------------------------------------------------------------------------------------------------
PostgreSQL 11.5 on x86_64-apple-darwin16.7.0, compiled by Apple LLVM version 8.1.0 (clang-802.0.42), 64-bit
(1 row)
SELECT '{' < '[a' COLLATE "en_US";
?column?
----------
f
(1 row)
SELECT '{' < '[a' COLLATE "C";
?column?
----------
f
(1 row)
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