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| -rw-r--r-- | doc/src/sgml/parallel.sgml | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/src/sgml/parallel.sgml b/doc/src/sgml/parallel.sgml index 2a25f21eb4b..9e9248de43a 100644 --- a/doc/src/sgml/parallel.sgml +++ b/doc/src/sgml/parallel.sgml @@ -478,7 +478,7 @@ 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 |