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Add min and max aggregates for bytea type.

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Similar to a0f1fce80, although we chose to duplicate logic
rather than invoke byteacmp, primarily to avoid repeat detoasting.

Marat Buharov, Aleksander Alekseev

Discussion: https://postgr.es/m/CAPCEVGXiASjodos4P8pgyV7ixfVn-ZgG9YyiRZRbVqbGmfuDyg@mail.gmail.com
This commit is contained in:
Tom Lane
2024-10-08 13:52:14 -04:00
parent 57f3702471
commit 2d24fd942c
8 changed files with 99 additions and 5 deletions
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4
doc/src/sgml/func.sgml
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@ -22125,7 +22125,7 @@ SELECT NULLIF(value, '(none)') ...
<para>
Computes the maximum of the non-null input
values. Available for any numeric, string, date/time, or enum type,
as well as <type>inet</type>, <type>interval</type>,
as well as <type>bytea</type>, <type>inet</type>, <type>interval</type>,
<type>money</type>, <type>oid</type>, <type>pg_lsn</type>,
<type>tid</type>, <type>xid8</type>,
and also arrays and composite types containing sortable data types.
@ -22144,7 +22144,7 @@ SELECT NULLIF(value, '(none)') ...
<para>
Computes the minimum of the non-null input
values. Available for any numeric, string, date/time, or enum type,
as well as <type>inet</type>, <type>interval</type>,
as well as <type>bytea</type>, <type>inet</type>, <type>interval</type>,
<type>money</type>, <type>oid</type>, <type>pg_lsn</type>,
<type>tid</type>, <type>xid8</type>,
and also arrays and composite types containing sortable data types.