Nouvelles hebdomadaires de PostgreSQL - 5 juillet 2009
Publication de PostgreSQL 8.4.0 :
http://www.postgresql.org/about/press/features84.html
Relecteurs de patchs demandés de toute urgence ! Mail à robertmhaas (chez) gmail [point] com pour se porter volontaire :
http://wiki.postgresql.org/wiki/Reviewing_a_Patch
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PostgreSQL Weekly News / les nouvelles hebdomadaires vous sont offertes cette semaine par David Fetter, Josh Berkus et Devrim Gunduz. Traduction par l'équipe PostgreSQLFr sous licence CC BY-NC-SA.
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Correctifs appliqués
Tom Lane a commité :
- In pgsql/src/include/Makefile, add missed src/include/foreign subdirectory to the set installed into INSTALLDIR/include/server/. Itagaki Takahiro
- Stamp HEAD as 8.5devel.
- Remove useless References column for pg_listener catalog description. Per Shigehiro Honda.
- In pgsql/src/bin/pg_dump/pg_dump.c, fix up pg_dump's --binary-upgrade option so that it behaves properly with inherited columns and check constraints. Per my recent trouble report.
- Fix handling of changed-Param signaling for CteScan plan nodes. We were using the "cteParam" as a proxy for the possibility that the underlying CTE plan depends on outer-level variables or Params, but that doesn't work very well because it sometimes causes calling subqueries to be treated as SubPlans when they could be InitPlans. This is inefficient and also causes the outright failure exhibited in bug #4902. Instead, leave the cteParam out of it and copy the underlying CTE plan's extParams directly. Per bug #4902 from Marko (johto) Tiikkaja.
- In pgsql/src/backend/parser/gram.y, per SQL spec (in particular, the grammar in SQL:2008 7.13) we should allow parentheses around the <query expression body> that follows a WITH clause, eg with cte(foo) as ( values(0) ) ((select foo from cte)); This seems to be just an oversight/thinko in gram.y. Noted while experimenting with bug #4902.
Peter Eisentraut a commité :
- Regression test for XML mapping functionality. I wrote this one while chasing down some bugs in the closing days of 8.4. It could be useful in the long run. This area of the code had no test coverage at all before.
- Upgrade to Autoconf 2.63. This upgrades the configure infrastructure to the latest Autoconf version. Some notable news are: the workaround for the broken fseeko() test is gone, checking for unknown options is now provided by Autoconf itself, and fixes for Mac OS X.
- In pgsql/src/bin/psql/describe.c, have \d show child tables that inherit from the specified parent. As per discussion, \d shows only the number of child tables, because that could be hundreds, when used for partitioning. \d+ shows the actual list. Damien Clochard
- Add log_line_prefix placeholder %e to contain the current SQL state. Guillaume Smet
Correctifs rejetés (à ce jour)
- Pas de déception cette semaine :-)
Correctifs en attente
- Lars Kanis sent in a patch to extend user mappings in pg_ident.conf.
- Robert Haas sent in another revision of his generated header file handling patch.
- Jeremy Kerr sent in three revisions of a patch to avoid manual shift-and-test logic in AllocSetFreeIndex.
- Robert Haas sent in a patch to autogenerate headers and bki.
- KaiGai Kohei sent in another revision of his SE-PostgreSQL patches.
- Hans-Juergen Schoenig sent in a patch to transform a tsvector to table format.
- Petr (PJMODOS) Jelinek sent in another revision of his GRANT ON ALL IN SCHEMA patch.
- Fujii Masao sent in a patch to provide support for multiplexing the SIGUSR1 signal.
- Fujii Masao sent in a patch to provide support for non-blocking communication between a frontend and a backend.
- Zoltan Boszormenyi sent in two revisions of a patch to add a "string" pseudo-type to ECPG.
- Gregory Stark sent in a WIP patch to add a Merge Append node, part of querying partitioned tables more efficiently.
- Jeff Davis sent in a WIP patch to allow generalized UNIQUE constraints such as "doesn't overlap."
- Dimitri Fontaine sent in a patch to allow people to run process_local_preload_libraries from within a transaction.