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Proof-reading for documentation.

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Somebody accidentally a word.  Back-patch to 9.6.

Reported-by: Justin Pryzby
Discussion: https://postgr.es/m/20180816195431.GA23707%40telsasoft.com
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Thomas Munro
2018-08-17 11:32:55 +12:00
parent 6589a435d8
commit dedc6a2bb1
1 changed files with 1 additions and 1 deletions
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doc/src/sgml/parallel.sgml
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@@ -541,7 +541,7 @@ EXPLAIN SELECT * FROM pgbench_accounts WHERE filler LIKE '%x%';
unsafe, because this would require predicting every operation which the
function could possibly perform. In general, this is equivalent to the
Halting Problem and therefore impossible. Even for simple functions
where it conceivably be done, we do not try, since this would be expensive
where it could conceivably be done, we do not try, since this would be expensive
and error-prone. Instead, all user-defined functions are assumed to
be parallel unsafe unless otherwise marked. When using
<xref linkend="sql-createfunction"/> or