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docs: replace dblink() mention with foreign data mention

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Reported-by: steven.winfield@cantabcapital.com

Discussion: https://postgr.es/m/20171031105039.17183.850@wrigleys.postgresql.org
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Bruce Momjian
2018-01-12 16:53:25 -05:00
parent e9f2703ab7
commit 255f14183a
1 changed files with 3 additions and 2 deletions
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doc/src/sgml/textsearch.sgml
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@ -3614,8 +3614,9 @@ SELECT plainto_tsquery('supernovae stars');
allows the implementation of very fast searches with online update. allows the implementation of very fast searches with online update.
Partitioning can be done at the database level using table inheritance, Partitioning can be done at the database level using table inheritance,
or by distributing documents over or by distributing documents over
servers and collecting search results using the <xref linkend="dblink"/> servers and collecting external search results, e.g. via <link
module. The latter is possible because ranking functions use linkend="ddl-foreign-data">Foreign Data</link> access.
The latter is possible because ranking functions use
only local information. only local information.
</para> </para>