TABLESAMPLE system_rows(limit)

Contrib module implementing a tablesample method
that allows you to limit the sample by a hard row
limit.

Petr Jelinek

Reviewed by Michael Paquier, Amit Kapila and
Simon Riggs

doc/src/sgml/contrib.sgml

@@ -142,6 +142,7 @@ CREATE EXTENSION <replaceable>module_name</> FROM unpackaged;
  &tcn;
  &test-decoding;
  &tsearch2;
+ &tsm-system-rows;
  &unaccent;
  &uuid-ossp;
  &xml2;