| Commit message (Collapse) | Author | Age |
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database size, when available to the current user.
Andrew Gilligan
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\d output for a table.
Kenneth D'Souza, some changes by myself.
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This requires a working 64-bit integer type. If such a type cannot
be found, "--disable-integer-datetimes" can be used to switch
back to the previous floating point-based datetime implementation.
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Harald Armin Massa.
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where the relation name was schema-qualified, for example
UPDATE foo.bar SET <tab>
Also support cases where the relation name was quoted unnecessarily,
for example
UPDATE "foo" SET <tab>
Greg Sabino Mullane, slightly simplified by myself.
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Whatever we do about that, this isn't the path to the solution.
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> * -Add ability to trigger on TRUNCATE
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restore_command should report failure on non-existent .backup and .history
files. Tidy up some related text along the way.
Patch by Markus Bertheau, with some editing by Simon Riggs and myself.
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>
> o Add CASE capability to language (already in SQL)
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> http://archives.postgresql.org/pgsql-hackers/2008-01/msg00696.php
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> * Allow one transaction to see tuples using the snapshot of another
> transaction
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> This would assist multiple backends in working together.
> http://archives.postgresql.org/pgsql-hackers/2008-01/msg00400.php
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useless for an ungrouped-aggregate query holds regardless of whether
optimize_minmax_aggregates succeeds. So we might as well apply the
optimization in any case.
I'll leave 8.3 as it was, since this version is a tad more invasive
than my earlier patch.
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>
> * Consider being smarter about memory and external files used during
> sorts
>
> http://archives.postgresql.org/pgsql-hackers/2007-11/msg01101.php
> http://archives.postgresql.org/pgsql-hackers/2007-12/msg00045.php
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* Consider allowing control of upper/lower case folding of unquoted
identifiers
> http://archives.postgresql.org/pgsql-hackers/2008-03/msg00849.php
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the query result must be exactly one row (since we don't do this when there's
any GROUP BY). Therefore any ORDER BY or DISTINCT attached to the query is
useless and can be dropped. Aside from saving useless cycles, this protects
us against problems with matching the hacked-up tlist entries to sort clauses,
as seen in a bug report from Taiki Yamaguchi. We might need to work harder
if we ever try to optimize grouped queries with this approach, but this
solution will do for now.
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Windows. Users should use their operating system tools instead.
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- Correctly parse connect options.
- Changed regression tests accordingly.
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inclusions in src/include/catalog/*.h files. The main idea here is to push
function declarations for src/backend/catalog/*.c files into separate headers,
rather than sticking them into the corresponding catalog definition file as
has been done in the past. This commit only carries out that idea fully for
pg_proc, pg_type and pg_conversion, but that's enough for the moment ---
if pg_list.h ever becomes unsafe for frontend code to include, we'll need
to work a bit more.
Zdenek Kotala
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tqual.h into heapam.h. This makes all inclusion of tqual.h explicit.
I also sorted alphabetically the includes on some source files.
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Per complaint from Tom Lane.
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pg_dump --ignore-version comments into pg_dumpall and pg_restore pages.
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snapmgmt.c file for the former. The header files have also been reorganized
in three parts: the most basic snapshot definitions are now in a new file
snapshot.h, and the also new snapmgmt.h keeps the definitions for snapmgmt.c.
tqual.h has been reduced to the bare minimum.
This patch is just a first step towards managing live snapshots within a
transaction; there is no functionality change.
Per my proposal to pgsql-patches on 20080318191940.GB27458@alvh.no-ip.org and
subsequent discussion.
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While at it, change the order of the documented options to be
alphabetically again.
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< o Consider invalidating the cache or keeping seperate cached
< copies when search_path changes
> o Consider keeping seperate cached copies when search_path changes
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> * Consider transaction start/end performance improvements
>
> http://archives.postgresql.org/pgsql-hackers/2007-07/msg00948.php
> http://archives.postgresql.org/pgsql-hackers/2008-03/msg00361.php
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a NULL value. Per bug #4058.
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strings. This patch introduces four support functions cstring_to_text,
cstring_to_text_with_len, text_to_cstring, and text_to_cstring_buffer, and
two macros CStringGetTextDatum and TextDatumGetCString. A number of
existing macros that provided variants on these themes were removed.
Most of the places that need to make such conversions now require just one
function or macro call, in place of the multiple notational layers that used
to be needed. There are no longer any direct calls of textout or textin,
and we got most of the places that were using handmade conversions via
memcpy (there may be a few still lurking, though).
This commit doesn't make any serious effort to eliminate transient memory
leaks caused by detoasting toasted text objects before they reach
text_to_cstring. We changed PG_GETARG_TEXT_P to PG_GETARG_TEXT_PP in a few
places where it was easy, but much more could be done.
Brendan Jurd and Tom Lane
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> * -Avoid tuple some tuple copying in sort routines
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identical to tuplestore_puttuple(), except it operates on arrays of
Datums + nulls rather than a fully-formed HeapTuple. In several places
that use the tuplestore API, this means we can avoid creating a
HeapTuple altogether, saving a copy.
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* Simplify integer cross-data-type operators
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>
> * Add SQL-standard array_agg() and unnest() array functions
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> http://archives.postgresql.org/pgsql-hackers/2008-01/msg01017.php
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>
> o Consider invalidating the cache or keeping seperate cached
> copies when search_path changes
>
> http://archives.postgresql.org/pgsql-hackers/2008-01/msg01009.php
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> * Add more cross-data-type operators
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> http://archives.postgresql.org/pgsql-bugs/2008-01/msg00189.php
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> * Detect deadlocks involving LockBufferForCleanup()
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> http://archives.postgresql.org/pgsql-hackers/2008-01/msg00873.php
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> o Improve display if enums
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> http://archives.postgresql.org/pgsql-hackers/2008-01/msg00826.php
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> o Fix port/rint.c to be spec-compliant
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> http://archives.postgresql.org/pgsql-hackers/2008-01/msg00808.php
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> * Consider sorting entries before inserting into btree index
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> http://archives.postgresql.org/pgsql-general/2008-01/msg01010.php
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> * Improve detection of shared memory segments being used by other
> FreeBSD jails
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> http://archives.postgresql.org/pgsql-hackers/2008-01/msg00656.php
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> * Move pgfoundry's xlogdump to /contrib and have it rely more closely
> on the WAL backend code
>
> http://archives.postgresql.org/pgsql-hackers/2007-11/msg00035.php
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> * Have resource managers report the duration of their status changes
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> http://archives.postgresql.org/pgsql-hackers/2007-10/msg01468.php
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> * Be more aggressive about creating WAL files
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> http://archives.postgresql.org/pgsql-hackers/2007-10/msg01325.php
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> o Prevent concurrent CREATE TABLE table1 from sometimes returning
> a cryptic error message
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> http://archives.postgresql.org/pgsql-bugs/2007-10/msg00169.php
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> * Have /contrib/dblink reuse unnamed connections
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> http://archives.postgresql.org/pgsql-hackers/2007-10/msg00895.php
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