diff options
| author | Bruce Momjian <bruce@momjian.us> | 2010-02-16 20:15:14 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2010-02-16 20:15:14 +0000 |
| commit | 93a57c3b57530c11429815260a8b67269394c8b3 (patch) | |
| tree | d262cc49d4847ba3e5c910b40ef88660a8f57f11 /doc/src | |
| parent | 27cb626f7a28abd18c0e8a34fc8d6674b0f6cdf3 (diff) | |
| download | postgresql-93a57c3b57530c11429815260a8b67269394c8b3.tar.gz postgresql-93a57c3b57530c11429815260a8b67269394c8b3.zip | |
Clarify documentation on the behavior of unnamed bind queries.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/protocol.sgml | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/src/sgml/protocol.sgml b/doc/src/sgml/protocol.sgml index 845e4181307..5b69f373243 100644 --- a/doc/src/sgml/protocol.sgml +++ b/doc/src/sgml/protocol.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/protocol.sgml,v 1.78 2010/02/03 09:47:19 heikki Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/protocol.sgml,v 1.79 2010/02/16 20:15:14 momjian Exp $ --> <chapter id="protocol"> <title>Frontend/Backend Protocol</title> @@ -737,9 +737,9 @@ <para> The unnamed prepared statement is likewise planned during Parse processing if the Parse message defines no parameters. But if there are parameters, - query planning occurs during Bind processing instead. This allows the - planner to make use of the actual values of the parameters provided in - the Bind message when planning the query. + query planning occurs every time Bind parameters are supplied. This allows the + planner to make use of the actual values of the parameters provided by + each Bind message, rather than use generic estimates. </para> <note> |