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Commit25dfb5a

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doc: add PG 14 relnote item about array function references
User-defined objects that reference some built-in array functions willneed to be recreated in PG 14.Reported-by: Justin PryzbyDiscussion:https://postgr.es/m/20210608225618.GR16435@telsasoft.com
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‎doc/src/sgml/release-14.sgml

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@@ -291,6 +291,35 @@ Author: Tom Lane <tgl@sss.pgh.pa.us>
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<listitem>
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<!--
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Author: Tom Lane <tgl@sss.pgh.pa.us>
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2020-11-04 [9e38c2bb5] Declare assorted array functions using anycompatible not
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-->
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<para>
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User-defined objects that reference some built-in array functions
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along with their argument types must be recreated (Tom Lane)
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</para>
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<para>
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Specifically, <link
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linkend="functions-array"><function>array_append()</function></link>,
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<function>array_prepend()</function>,
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<function>array_cat()</function>,
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<function>array_position()</function>,
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<function>array_positions()</function>,
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<function>array_remove()</function>,
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<function>array_replace()</function>, or <link
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linkend="functions-math"><function>width_bucket()</function></link>
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used to take <type>anyarray</type> arguments but now take
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<type>anycompatiblearray</type>. Therefore, user-defined objects
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like aggregates and operators that reference old array function
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signatures must be dropped before upgrading and recreated once the
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upgrade completes.
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</para>
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</listitem>
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<listitem>
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<!--
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Author: Tom Lane <tgl@sss.pgh.pa.us>
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2020-09-17 [76f412ab3] Remove factorial operators, leaving only the factorial()
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-->
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