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Clarify description of typmod input function, per Jeff Davis.

This commit is contained in:
Tom Lane 2008-05-27 18:05:13 +00:00
parent ea7f9648fe
commit e35ee671a8
1 changed files with 5 additions and 5 deletions
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10
doc/src/sgml/ref/create_type.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/create_type.sgml,v 1.73 2007/10/29 17:29:59 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/create_type.sgml,v 1.74 2008/05/27 18:05:13 tgl Exp $
PostgreSQL documentation
-->
@ -196,7 +196,7 @@ CREATE TYPE <replaceable class="parameter">name</replaceable>
attached to a type declaration, such as <literal>char(5)</> or
<literal>numeric(30,2)</>. <productname>PostgreSQL</productname> allows
user-defined types to take one or more simple constants or identifiers as
modifiers; however, this information must be capable of being packed into a
modifiers. However, this information must be capable of being packed into a
single non-negative integer value for storage in the system catalogs. The
<replaceable class="parameter">type_modifier_input_function</replaceable>
is passed the declared modifier(s) in the form of a <type>cstring</>
@ -212,8 +212,8 @@ CREATE TYPE <replaceable class="parameter">name</replaceable>
function might return <literal>(30,2)</>.
It is allowed to omit the
<replaceable class="parameter">type_modifier_output_function</replaceable>,
in which case the default display format is just the stored typmod value
enclosed in parentheses.
in which case the default display format is just the stored typmod integer
value enclosed in parentheses.
</para>
<para>
@ -433,7 +433,7 @@ CREATE TYPE <replaceable class="parameter">name</replaceable>
<term><replaceable class="parameter">type_modifier_input_function</replaceable></term>
<listitem>
<para>
The name of a function that converts numeric modifier(s) for the type
The name of a function that converts an array of modifier(s) for the type
into internal form.
</para>
</listitem>