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;

doc/src/sgml/filelist.sgml

@@ -147,6 +147,7 @@
 <!ENTITY test-parser     SYSTEM "test-parser.sgml">
 <!ENTITY test-shm-mq     SYSTEM "test-shm-mq.sgml">
 <!ENTITY tsearch2        SYSTEM "tsearch2.sgml">
+<!ENTITY tsm-system-rows SYSTEM "tsm-system-rows.sgml">
 <!ENTITY unaccent      SYSTEM "unaccent.sgml">
 <!ENTITY uuid-ossp       SYSTEM "uuid-ossp.sgml">
 <!ENTITY vacuumlo        SYSTEM "vacuumlo.sgml">