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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2022-06-03 11:51:37 -0400 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2022-06-03 11:52:07 -0400 |
| commit | 34875f38b10b6441ae8ad43e5d2c2bff3a3831dc (patch) | |
| tree | e95e12653792e3a77a5a35e84b14dd83af73e543 | |
| parent | dadee875393649abc97136cf1eb3e0daa45af52e (diff) | |
| download | postgresql-34875f38b10b6441ae8ad43e5d2c2bff3a3831dc.tar.gz postgresql-34875f38b10b6441ae8ad43e5d2c2bff3a3831dc.zip | |
Doc: fix incorrect bit-reversal in example of macaddr formatting.
Will Mortensen (minor additional copy-editing by me)
Discussion: https://postgr.es/m/CAMpnoC5Y6jiZHSA82FG+e_AqkwMg-i94EYqs1C_9kXXFc3_3Yw@mail.gmail.com
| -rw-r--r-- | doc/src/sgml/datatype.sgml | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/src/sgml/datatype.sgml b/doc/src/sgml/datatype.sgml index 51dc4e09c83..cd3678f732b 100644 --- a/doc/src/sgml/datatype.sgml +++ b/doc/src/sgml/datatype.sgml @@ -3764,13 +3764,13 @@ SELECT person.name, holidays.num_weeks FROM person, holidays </para> <para> - IEEE Std 802-2001 specifies the second shown form (with hyphens) + IEEE Standard 802-2001 specifies the second form shown (with hyphens) as the canonical form for MAC addresses, and specifies the first - form (with colons) as the bit-reversed notation, so that - 08-00-2b-01-02-03 = 01:00:4D:08:04:0C. This convention is widely + form (with colons) as used with bit-reversed, MSB-first notation, so that + 08-00-2b-01-02-03 = 10:00:D4:80:40:C0. This convention is widely ignored nowadays, and it is relevant only for obsolete network protocols (such as Token Ring). PostgreSQL makes no provisions - for bit reversal, and all accepted formats use the canonical LSB + for bit reversal; all accepted formats use the canonical LSB order. </para> |