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Minor updates/corrections for CREATE/DROP FUNCTION/AGGREGATE/OPERATOR.

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This commit is contained in:
Tom Lane 2000-10-23 00:46:07 +00:00
parent 9ace03183c
commit c82c9559a7
4 changed files with 24 additions and 13 deletions
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5
doc/src/sgml/ref/drop_aggregate.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/drop_aggregate.sgml,v 1.8 2000/07/17 03:04:41 tgl Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/ref/drop_aggregate.sgml,v 1.9 2000/10/23 00:46:07 tgl Exp $
Postgres documentation Postgres documentation
--> -->
@ -47,7 +47,8 @@ DROP AGGREGATE <replaceable class="PARAMETER">name</replaceable> <replaceable cl
<term><replaceable class="parameter">type</replaceable></term> <term><replaceable class="parameter">type</replaceable></term>
<listitem> <listitem>
<para> <para>
The type of an existing aggregate function. The input datatype of an existing aggregate function,
or <literal>*</literal> if the function accepts any input type.
(Refer to the <citetitle>PostgreSQL User's Guide</citetitle> for (Refer to the <citetitle>PostgreSQL User's Guide</citetitle> for
further information about data types.) further information about data types.)
<comment>This should become a cross-reference rather than a <comment>This should become a cross-reference rather than a

24
doc/src/sgml/ref/drop_operator.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/drop_operator.sgml,v 1.7 2000/10/05 19:48:18 momjian Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/ref/drop_operator.sgml,v 1.8 2000/10/23 00:46:07 tgl Exp $
Postgres documentation Postgres documentation
--> -->
@ -24,7 +24,7 @@ Postgres documentation
<date>1999-07-20</date> <date>1999-07-20</date>
</refsynopsisdivinfo> </refsynopsisdivinfo>
<synopsis> <synopsis>
DROP OPERATOR <replaceable class="PARAMETER">id</replaceable> ( <replaceable class="PARAMETER">type</replaceable> | NONE [,...] ) DROP OPERATOR <replaceable class="PARAMETER">id</replaceable> ( <replaceable class="PARAMETER">lefttype</replaceable> | NONE , <replaceable class="PARAMETER">righttype</replaceable> | NONE )
</synopsis> </synopsis>
<refsect2 id="R2-SQL-DROPOPERATOR-1"> <refsect2 id="R2-SQL-DROPOPERATOR-1">
@ -45,10 +45,20 @@ DROP OPERATOR <replaceable class="PARAMETER">id</replaceable> ( <replaceable cla
</listitem> </listitem>
</varlistentry> </varlistentry>
<varlistentry> <varlistentry>
<term><replaceable class="parameter">type</replaceable></term> <term><replaceable class="parameter">lefttype</replaceable></term>
<listitem> <listitem>
<para> <para>
The type of function parameters. The type of the operator's left argument; write <literal>NONE</literal> if the
operator has no left argument.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">righttype</replaceable></term>
<listitem>
<para>
The type of the operator's right argument; write <literal>NONE</literal> if the
operator has no right argument.
</para> </para>
</listitem> </listitem>
</varlistentry> </varlistentry>
@ -127,7 +137,7 @@ ERROR: RemoveOperator: right unary operator '<replaceable class="PARAMETER">ope
</para> </para>
<para> <para>
The left or right type of a left or right unary The left or right type of a left or right unary
operator, respectively, may be specified as <literal>NONE</literal>. operator, respectively, must be specified as <literal>NONE</literal>.
</para> </para>
<refsect2 id="R2-SQL-DROPOPERATOR-3"> <refsect2 id="R2-SQL-DROPOPERATOR-3">
@ -166,13 +176,13 @@ DROP OPERATOR ^ (int4, int4);
</programlisting> </programlisting>
</para> </para>
<para> <para>
Remove left unary negation operator (<literal>b !</literal>) for booleans: Remove left unary negation operator (<literal>! b</literal>) for booleans:
<programlisting> <programlisting>
DROP OPERATOR ! (none, bool); DROP OPERATOR ! (none, bool);
</programlisting> </programlisting>
</para> </para>
<para> <para>
Remove right unary factorial operator (<literal>! i</literal>) for Remove right unary factorial operator (<literal>i !</literal>) for
<literal>int4</literal>: <literal>int4</literal>:
<programlisting> <programlisting>
DROP OPERATOR ! (int4, none); DROP OPERATOR ! (int4, none);

4
doc/src/sgml/xaggr.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/xaggr.sgml,v 1.8 2000/07/17 03:04:40 tgl Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/xaggr.sgml,v 1.9 2000/10/23 00:46:06 tgl Exp $
--> -->
<chapter id="xaggr"> <chapter id="xaggr">
@ -100,7 +100,7 @@ SELECT complex_sum(a) FROM test_complex;
CREATE AGGREGATE avg ( CREATE AGGREGATE avg (
sfunc = float8_accum, sfunc = float8_accum,
basetype = float8, basetype = float8,
stype = _float8, stype = float8[],
finalfunc = float8_avg, finalfunc = float8_avg,
initcond = '{0,0}' initcond = '{0,0}'
); );

4
doc/src/sgml/xfunc.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/xfunc.sgml,v 1.21 2000/09/29 20:21:34 petere Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/xfunc.sgml,v 1.22 2000/10/23 00:46:06 tgl Exp $
--> -->
<chapter id="xfunc"> <chapter id="xfunc">
@ -108,7 +108,7 @@ SELECT tp1( 17,100.0);
EMP, and retrieves multiple results: EMP, and retrieves multiple results:
<programlisting> <programlisting>
CREATE FUNCTION hobbies (EMP) RETURNS SET OF hobbies CREATE FUNCTION hobbies (EMP) RETURNS SETOF hobbies
AS 'SELECT hobbies.* FROM hobbies AS 'SELECT hobbies.* FROM hobbies
WHERE $1.name = hobbies.person' WHERE $1.name = hobbies.person'
LANGUAGE 'sql'; LANGUAGE 'sql';