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Remove xref's to reference pages since they are not available in

Browse Source 
the Programmer's Guide.
This commit is contained in:
Thomas G. Lockhart 1999-10-01 15:20:06 +00:00
parent 389af07cf0
commit b14a465131
1 changed files with 14 additions and 11 deletions
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25
doc/src/sgml/xfunc.sgml
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@ -363,8 +363,8 @@ WARN::function declared to return type EMP does not retrieve (EMP.*)
the dynamic loader loads the function's object code into memory,
and links the function with the running
<productname>Postgres</productname> executable. The SQL syntax
for the <xref linkend="sql-createfunction-title"
endterm="sql-createfunction-title"> command links the SQL function
for <command>CREATE FUNCTION</command>
links the SQL function
to the C source function in one of two ways. If the SQL function
has the same name as the C source function the first form of the
statement is used. The string argument in the AS clause is the
@ -377,9 +377,13 @@ WARN::function declared to return type EMP does not retrieve (EMP.*)
for. This link symbol is just the function name in the C source
code.
After it is used for the first time, a dynamically loaded, user
function is retained in memory, and future calls to the function
only incur the small overhead of a symbol table lookup.
<note>
<para>
After it is used for the first time, a dynamically loaded, user
function is retained in memory, and future calls to the function
only incur the small overhead of a symbol table lookup.
</para>
</note>
</para>
<para>
@ -979,12 +983,11 @@ memmove(destination-&gt;data, buffer, 40);
<para>
As of <productname>Postgres</productname> v6.6, the alternative
form of the AS clause for the SQL <command>CREATE
FUNCTION</command> command described in <xref
linkend="sql-createfunction-title" endterm="sql-createfunction-title">
decouples the SQL function name from the function name in the C
source code. This is now the preferred technique to accomplish
function overloading.
form of the AS clause for the SQL
<command>CREATE FUNCTION</command> command
decouples the SQL function name from the function name in the C
source code. This is now the preferred technique to accomplish
function overloading.
</para>
<sect3>