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Tom Lane [Fri, 8 Apr 2005 14:18:35 +0000 (14:18 +0000)]
If we're going to have a non-panic check for held_lwlocks[] overrun,
it must occur *before* we get into the critical state of holding a
lock we have no place to record. Per discussion with Qingqing Zhou.
Tom Lane [Fri, 8 Apr 2005 03:43:54 +0000 (03:43 +0000)]
Use an always-there test, not an Assert, to check for overrun of
the held_lwlocks[] array. Per Qingqing Zhou.
Neil Conway [Fri, 8 Apr 2005 00:59:59 +0000 (00:59 +0000)]
Change the default setting of "add_missing_from" to false. This has been
the long-term plan for this behavior for quite some time, but it is only
possible now that DELETE has a USING clause so that the user can join
other tables in a DELETE statement without relying on this behavior.
Neil Conway [Fri, 8 Apr 2005 00:55:07 +0000 (00:55 +0000)]
Use fork_process() to avoid some fork()-related boilerplate code when
forking the stats collector child process.
Tom Lane [Thu, 7 Apr 2005 19:04:13 +0000 (19:04 +0000)]
Update and copy-edit release notes for 8.0.2.
Tom Lane [Thu, 7 Apr 2005 15:23:06 +0000 (15:23 +0000)]
Fix some issues with missing or too many newlines at
end of file.
Tom Lane [Thu, 7 Apr 2005 14:53:04 +0000 (14:53 +0000)]
Allow plpgsql functions to omit RETURN command when the function returns
output parameters or VOID or a set. There seems no particular reason to
insist on a RETURN in these cases, since the function return value is
determined by other elements anyway. Per recent discussion.
Neil Conway [Thu, 7 Apr 2005 03:31:42 +0000 (03:31 +0000)]
Minor documentation tweak.
Neil Conway [Thu, 7 Apr 2005 03:29:01 +0000 (03:29 +0000)]
Fix minor breakage to regression tests induced in previous commit -- I had
updated the expected/ output, not the output/ output. Apologies.
Neil Conway [Thu, 7 Apr 2005 01:51:41 +0000 (01:51 +0000)]
Add a "USING" clause to DELETE, which is equivalent to the FROM clause
in UPDATE. We also now issue a NOTICE if a query has _any_ implicit
range table entries -- in the past, we would only warn about implicit
RTEs in SELECTs with at least one explicit RTE.
As a result of the warning change, 25 of the regression tests had to
be updated. I also took the opportunity to remove some bogus whitespace
differences between some of the float4 and float8 variants. I believe
I have correctly updated all the platform-specific variants, but let
me know if that's not the case.
Original patch for DELETE ... USING from Euler Taveira de Oliveira,
reworked by Neil Conway.
Neil Conway [Wed, 6 Apr 2005 23:56:07 +0000 (23:56 +0000)]
Apply the "nodeAgg" optimization to more of the builtin transition
functions. This patch optimizes int2_sum(), int4_sum(), float4_accum()
and float8_accum() to avoid needing to copy the transition function's
state for each input tuple of the aggregate. In an extreme case
(e.g. SELECT sum(int2_col) FROM table where table has a single column),
it improves performance by about 20%. For more complex queries or tables
with wider rows, the relative performance improvement will not be as
significant.
Tom Lane [Wed, 6 Apr 2005 20:13:49 +0000 (20:13 +0000)]
Remove test for NULL node in ExecProcNode(). No place ever calls
ExecProcNode() with a NULL value, so the test couldn't do anything
for us except maybe mask bugs. Removing it probably doesn't save
anything much either, but then again this is a hot-spot routine.
Tom Lane [Wed, 6 Apr 2005 16:34:07 +0000 (16:34 +0000)]
Merge Resdom nodes into TargetEntry nodes to simplify code and save a
few palloc's. I also chose to eliminate the restype and restypmod fields
entirely, since they are redundant with information stored in the node's
contained expression; re-examining the expression at need seems simpler
and more reliable than trying to keep restype/restypmod up to date.
initdb forced due to change in contents of stored rules.
Bruce Momjian [Wed, 6 Apr 2005 15:19:03 +0000 (15:19 +0000)]
Attached patch cleans up the HTML code in tools/backend. This is
required for us to pull it into the main website. Same kind of fixes as
last time, just make sure things aren't violating the HTML standard. No
context changes at all.
Magnus Hagander
Neil Conway [Wed, 6 Apr 2005 05:23:32 +0000 (05:23 +0000)]
Include information about a domain's CHECK constraint, if any, in the
output of \dD in psql. From Greg Sabino Mullane.
Neil Conway [Wed, 6 Apr 2005 04:34:22 +0000 (04:34 +0000)]
This file was whacked by pgindent before it knew it shouldn't remove
braces around single statements (for PG_TRY macros). This patch fixes
it. Alvaro Herrera.
Tom Lane [Tue, 5 Apr 2005 18:05:46 +0000 (18:05 +0000)]
Adjust grammar for plpgsql's OPEN command so that a cursor can be
OPENed on non-SELECT commands such as EXPLAIN or SHOW (anything that
returns tuples is allowed). This flexibility already existed for
bound cursors, but OPEN was artificially restricting what it would
take. Per a gripe some months back.
Tom Lane [Tue, 5 Apr 2005 06:22:17 +0000 (06:22 +0000)]
plpgsql does OUT parameters, as per my proposal a few weeks ago.
Tom Lane [Tue, 5 Apr 2005 04:47:19 +0000 (04:47 +0000)]
Fix broken markup.
Neil Conway [Mon, 4 Apr 2005 23:50:27 +0000 (23:50 +0000)]
This patch changes int2_avg_accum() and int4_avg_accum() use the nodeAgg
performance hack Tom introduced recently. This means we can avoid
copying the transition array for each input tuple if these functions
are invoked as aggregate transition functions.
To test the performance improvement, I created a 1 million row table
with a single int4 column. Without the patch, SELECT avg(col) FROM
table took about 4.2 seconds (after the data was cached); with the
patch, it took about 3.2 seconds. Naturally, the performance
improvement for a less trivial query (or a table with wider rows)
would be relatively smaller.
Neil Conway [Mon, 4 Apr 2005 07:19:44 +0000 (07:19 +0000)]
Minor fixes for psql tab completion. Spell "absolute" like the English word,
not the brand of vodka. Complete FETCH <sth> <sth> with FROM and IN, not
FROM and TO (which is still pretty incomplete, but at least its the right
syntax).
Neil Conway [Mon, 4 Apr 2005 05:12:32 +0000 (05:12 +0000)]
Add a link to postgresql.org/download to the installation instructions.
From Robert Treat.
Neil Conway [Mon, 4 Apr 2005 04:34:41 +0000 (04:34 +0000)]
Remove an unused variable `ShmemBootstrap', and remove an obsolete
comment. Patch from Alvaro.
Tom Lane [Mon, 4 Apr 2005 01:43:12 +0000 (01:43 +0000)]
In cost_mergejoin, the early-exit effect should not apply to the
outer side of an outer join. Per andrew@supernews.
Tom Lane [Sun, 3 Apr 2005 00:01:51 +0000 (00:01 +0000)]
Put back code mistakenly removed from copy of postmaster's
daemonize routine, namely forcing stdin/stdout/stderr to point
to /dev/null. Per Karl Denninger.
Bruce Momjian [Sat, 2 Apr 2005 03:42:41 +0000 (03:42 +0000)]
Fix release not typo.
Bruce Momjian [Sat, 2 Apr 2005 02:42:01 +0000 (02:42 +0000)]
Update release notes for 8.0.2.
Tom Lane [Fri, 1 Apr 2005 20:31:50 +0000 (20:31 +0000)]
Second try at making examine_variable and friends behave sanely in
cases with binary-compatible relabeling. My first try was implicitly
assuming that all operators scalarineqsel is used for have binary-
compatible datatypes on both sides ... which is very wrong of course.
Per report from Michael Fuhr.
Tom Lane [Fri, 1 Apr 2005 19:34:06 +0000 (19:34 +0000)]
Make plperl work with OUT parameters.
Tom Lane [Fri, 1 Apr 2005 19:32:51 +0000 (19:32 +0000)]
Minor improvements in the really-pretty-ad-hoc test scripts for the
PL languages.
Tom Lane [Fri, 1 Apr 2005 18:35:41 +0000 (18:35 +0000)]
Teach pg_dump about OUT parameters.
Bruce Momjian [Fri, 1 Apr 2005 16:34:31 +0000 (16:34 +0000)]
Update pgcvslog examples.
Bruce Momjian [Fri, 1 Apr 2005 14:25:23 +0000 (14:25 +0000)]
Fix wrong week returnded by date_trunc('week') for early dates in
January --- would return wrong year for 2005-01-01 and 2006-01-01.
per report from Robert Creager.
Backpatch to 8.0.X.
Bruce Momjian [Fri, 1 Apr 2005 13:25:10 +0000 (13:25 +0000)]
Update pgcvslog examples.
Neil Conway [Fri, 1 Apr 2005 08:41:19 +0000 (08:41 +0000)]
Remove pg_buffercache_pages.h -- patch from Mark Kirkwood.
Bruce Momjian [Fri, 1 Apr 2005 05:30:38 +0000 (05:30 +0000)]
Adjust pg_proc.proargtypes[0] tests in psql \df to handle new NULL value
for a function taking no arguments, per report from Michael Fuhr.
Tom Lane [Thu, 31 Mar 2005 23:20:49 +0000 (23:20 +0000)]
Flush any remaining statistics counts out to the collector at process
exit. Without this, operations triggered during backend exit (such as
temp table deletions) won't be counted ... which given heavy usage of
temp tables can lead to pg_autovacuum falling way behind on the need
to vacuum pg_class and pg_attribute. Per reports from Steve Crawford
and others.
Tom Lane [Thu, 31 Mar 2005 22:46:33 +0000 (22:46 +0000)]
First phase of OUT-parameters project. We can now define and use SQL
functions with OUT parameters. The various PLs still need work, as does
pg_dump. Rudimentary docs and regression tests included.
Teodor Sigaev [Thu, 31 Mar 2005 15:08:08 +0000 (15:08 +0000)]
1 fix various comparing functions
2 implement gtsvector_out for use with gevel module (debug GiST indexes, http://www.sai.msu.su/~megera/postgres/gist/gevel/)
Bruce Momjian [Thu, 31 Mar 2005 03:54:38 +0000 (03:54 +0000)]
Adjust SGML ulink tags to the URL is always displayed in our printed docs.
Neil Conway [Thu, 31 Mar 2005 02:02:52 +0000 (02:02 +0000)]
Minor code cleanup: ExecHash() was returning a null TupleTableSlot, and an
old comment in the code claimed that this was necessary. Since it is not
actually necessary any more, it is clearer to remove the comment and
just return NULL instead -- the return value of ExecHash() is not used.
Neil Conway [Thu, 31 Mar 2005 00:45:26 +0000 (00:45 +0000)]
Fix build error in pg_buffercache on Win32 (native and cygwin). From
Mark Kirkwood.
Neil Conway [Wed, 30 Mar 2005 05:05:01 +0000 (05:05 +0000)]
Document that the "-P" option to pg_autovacuum is insecure on many
platforms, and suggest using ~/.pgpass instead.
Neil Conway [Wed, 30 Mar 2005 04:52:49 +0000 (04:52 +0000)]
Minor tweak to documentation.
Neil Conway [Wed, 30 Mar 2005 02:08:39 +0000 (02:08 +0000)]
Fix typo.
Tom Lane [Tue, 29 Mar 2005 19:44:23 +0000 (19:44 +0000)]
Add proallargtypes and proargmodes columns to pg_proc, as per my earlier
proposal for OUT parameter support. The columns don't actually *do*
anything yet, they are just left NULLs. But I thought I'd commit this
part separately as a fairly pure example of the tasks needed when adding
a column to pg_proc or one of the other core system tables.
Tom Lane [Tue, 29 Mar 2005 17:58:51 +0000 (17:58 +0000)]
Fix grammar for IN/OUT/INOUT parameters. This commit doesn't actually
implement any new feature, it just pushes the 'not implemented' error
message deeper into the backend. I also tweaked the grammar to accept
Oracle-ish parameter syntax (parameter name first), as well as the
SQL99 standard syntax (parameter mode first), since it was easy and
people will doubtless try to use both anyway.
Tom Lane [Tue, 29 Mar 2005 03:01:32 +0000 (03:01 +0000)]
Officially decouple FUNC_MAX_ARGS from INDEX_MAX_KEYS, and set the
former to 100 by default. Clean up some of the less necessary
dependencies on FUNC_MAX_ARGS; however, the biggie (FunctionCallInfoData)
remains.
Neil Conway [Tue, 29 Mar 2005 02:53:53 +0000 (02:53 +0000)]
Add SPI_getnspname(), including documentation.
Tom Lane [Tue, 29 Mar 2005 00:17:27 +0000 (00:17 +0000)]
Convert oidvector and int2vector into variable-length arrays. This
change saves a great deal of space in pg_proc and its primary index,
and it eliminates the former requirement that INDEX_MAX_KEYS and
FUNC_MAX_ARGS have the same value. INDEX_MAX_KEYS is still embedded
in the on-disk representation (because it affects index tuple header
size), but FUNC_MAX_ARGS is not. I believe it would now be possible
to increase FUNC_MAX_ARGS at little cost, but haven't experimented yet.
There are still a lot of vestigial references to FUNC_MAX_ARGS, which
I will clean up in a separate pass. However, getting rid of it
altogether would require changing the FunctionCallInfoData struct,
and I'm not sure I want to buy into that.
Tom Lane [Mon, 28 Mar 2005 01:50:34 +0000 (01:50 +0000)]
Remove dead push/pop rollback code. Vadim once planned to implement
transaction rollback via UNDO but I think that's highly unlikely to
happen, so we may as well remove the stubs. (Someday we ought to
rip out the stub xxx_undo routines, too.) Per Alvaro.
Tom Lane [Mon, 28 Mar 2005 00:58:26 +0000 (00:58 +0000)]
Rethink the order of expression preprocessing: eval_const_expressions
really ought to run before canonicalize_qual, because it can now produce
forms that canonicalize_qual knows how to improve (eg, NOT clauses).
Also, because eval_const_expressions already knows about flattening
nested ANDs and ORs into N-argument form, the initial flatten_andors
pass in canonicalize_qual is now completely redundant and can be
removed. This doesn't save a whole lot of code, but the time and
palloc traffic eliminated is a useful gain on large expression trees.
Tom Lane [Sun, 27 Mar 2005 23:53:05 +0000 (23:53 +0000)]
First steps towards index scans with heap access decoupled from index
access: define new index access method functions 'amgetmulti' that can
fetch multiple TIDs per call. (The functions exist but are totally
untested as yet.) Since I was modifying pg_am anyway, remove the
no-longer-needed 'rel' parameter from amcostestimate functions, and
also remove the vestigial amowner column that was creating useless
work for Alvaro's shared-object-dependencies project.
Initdb forced due to changes in pg_am.
Tom Lane [Sun, 27 Mar 2005 19:18:02 +0000 (19:18 +0000)]
Teach const-expression simplification to simplify boolean equality cases,
that is 'x = true' becomes 'x' and 'x = false' becomes 'NOT x'. This isn't
all that amazingly useful in itself, but it ensures that we will recognize
the different forms as being logically equivalent when checking partial
index predicates. Per example from Patrick Clery.
Tom Lane [Sun, 27 Mar 2005 18:38:27 +0000 (18:38 +0000)]
Eliminate duplicate hasnulls bit testing in index tuple access, and
clean up itup.h a little bit.
Tom Lane [Sun, 27 Mar 2005 06:29:49 +0000 (06:29 +0000)]
Add a back-link from IndexOptInfo structs to their parent RelOptInfo
structs. There are many places in the planner where we were passing
both a rel and an index to subroutines, and now need only pass the
index struct. Notationally simpler, and perhaps a tad faster.
Tom Lane [Sat, 26 Mar 2005 23:29:20 +0000 (23:29 +0000)]
Expand the 'special index operator' machinery to handle special cases
for boolean indexes. Previously we would only use such an index with
WHERE clauses like 'indexkey = true' or 'indexkey = false'. The new
code transforms the cases 'indexkey', 'NOT indexkey', 'indexkey IS TRUE',
and 'indexkey IS FALSE' into one of these. While this is only marginally
useful in itself, I intend soon to change constant-expression simplification
so that 'foo = true' and 'foo = false' are reduced to just 'foo' and
'NOT foo' ... which would lose the ability to use boolean indexes for
such queries at all, if the indexscan machinery couldn't make the
reverse transformation.
Tom Lane [Sat, 26 Mar 2005 20:55:39 +0000 (20:55 +0000)]
Fix a pair of related issues with estimation of inequalities that involve
binary-compatible relabeling of one or both operands. examine_variable
should avoid stripping RelabelType from non-variable expressions, so that
they will continue to have the correct type; and convert_to_scalar should
just use that type and ignore the other input type. This isn't perfect
but it beats failing entirely. Per example from Michael Fuhr.
Tom Lane [Sat, 26 Mar 2005 06:28:59 +0000 (06:28 +0000)]
Use a bitmapset instead of a list for duplicate-column checking in
checkInsertTargets(). Avoids O(N^2) behavior on wide target lists.
Tom Lane [Sat, 26 Mar 2005 05:53:01 +0000 (05:53 +0000)]
Rewrite rewriteTargetList() to avoid O(N^2) behavior on wide target lists.
Tom Lane [Sat, 26 Mar 2005 03:38:01 +0000 (03:38 +0000)]
Add Windows-specific variant comparison file.
Tom Lane [Sat, 26 Mar 2005 02:14:43 +0000 (02:14 +0000)]
Add another ORDER BY to rules test to eliminate platform-specific
output ordering.
Tom Lane [Sat, 26 Mar 2005 00:41:31 +0000 (00:41 +0000)]
Prevent to_char(interval) from dumping core on month-related formats
when a zero-month interval is given. Per discussion with Karel.
Also, some desultory const-labeling of constant tables. More could be
done along that line.
Bruce Momjian [Fri, 25 Mar 2005 23:22:54 +0000 (23:22 +0000)]
Use 'cp' and 'chmod' in place of 'install' to install header files.
This reduces header file install from 8 seconds to 0.40 seconds.
Bruce Momjian [Fri, 25 Mar 2005 23:13:22 +0000 (23:13 +0000)]
Add
> o Do VACUUM FULL if table is nearly empty?
Tom Lane [Fri, 25 Mar 2005 22:51:31 +0000 (22:51 +0000)]
Remove lazy_update_relstats; go back to having VACUUM just record the
actual number of unremoved tuples as pg_class.reltuples. The idea of
trying to estimate a steady state condition still seems attractive, but
this particular implementation crashed and burned ...
Tom Lane [Fri, 25 Mar 2005 21:58:00 +0000 (21:58 +0000)]
Improve EXPLAIN ANALYZE to show the time spent in each trigger when
executing a statement that fires triggers. Formerly this time was
included in "Total runtime" but not otherwise accounted for.
As a side benefit, we avoid re-opening relations when firing non-deferred
AFTER triggers, because the trigger code can re-use the main executor's
ResultRelInfo data structure.
Tom Lane [Fri, 25 Mar 2005 18:30:28 +0000 (18:30 +0000)]
Fix resource owner code to generate catcache and relcache leak warnings
when open references remain during normal cleanup of a resource owner.
This restores the system's ability to warn about leaks to what it was
before 8.0. Not really a user-level bug, but helpful for development.
Bruce Momjian [Fri, 25 Mar 2005 18:17:14 +0000 (18:17 +0000)]
Have libpgport link before libpq so that PG client applications are more
immunte to changes in libpq's usage of pgport between major versions.
Tom Lane [Fri, 25 Mar 2005 18:04:34 +0000 (18:04 +0000)]
Fix two bugs in change_owner_recurse_to_sequences: it was grabbing an
overly strong lock on pg_depend, and it wasn't closing the rel when done.
The latter bug was masked by the ResourceOwner code, which is something
that should be changed.
Tom Lane [Fri, 25 Mar 2005 16:38:58 +0000 (16:38 +0000)]
Update and copy-edit description of privileges.
Tom Lane [Fri, 25 Mar 2005 16:17:28 +0000 (16:17 +0000)]
Add missing min/max parameters to DefineCustomIntVariable() and
DefineCustomRealVariable(). Thomas Hallgren
Tom Lane [Fri, 25 Mar 2005 16:08:40 +0000 (16:08 +0000)]
Fix to_date to behave reasonably when CC and YY fields are both used.
Karel Zak
Tom Lane [Fri, 25 Mar 2005 01:45:42 +0000 (01:45 +0000)]
Make initialization of special trigger variables a little more readable.
Correct one mis-setting of freeval (which could at worst leak a few bytes
until the trigger exits, so it's no big deal).
Bruce Momjian [Fri, 25 Mar 2005 01:01:14 +0000 (01:01 +0000)]
Print URL in printed output..
Bruce Momjian [Fri, 25 Mar 2005 00:51:04 +0000 (00:51 +0000)]
Add URL of how to report bugs:
http://www.chiark.greenend.org.uk/~sgtatham/bugs.html
Tom Lane [Fri, 25 Mar 2005 00:34:31 +0000 (00:34 +0000)]
Kerberos fixes from Magnus Hagander --- in theory Kerberos 5 auth
should work on Windows now. Also, rename set_noblock to pg_set_noblock;
since it is included in libpq, the former name polluted application
namespace.
Tom Lane [Thu, 24 Mar 2005 23:53:48 +0000 (23:53 +0000)]
Revert ill-conceived change of libpq linkage --- breaks ecpg.
Tom Lane [Thu, 24 Mar 2005 21:50:38 +0000 (21:50 +0000)]
array_map can't use the fn_extra field of the provided fcinfo struct as
its private storage, because that belongs to the function that it is
supposed to call. Per report from Ezequiel Tolnay.
Bruce Momjian [Thu, 24 Mar 2005 19:33:32 +0000 (19:33 +0000)]
Force PG client applications to link to non-shared libpgport before
linking to libpq. This insulates applications from changes in libpq's
usage of libpgport functions.
Backpatched to 8.0.X.
Tom Lane [Thu, 24 Mar 2005 19:14:49 +0000 (19:14 +0000)]
Tweak planner to use a minimum size estimate of 10 pages for a
never-yet-vacuumed relation. This restores the pre-8.0 behavior of
avoiding seqscans during initial data loading, while still allowing
reasonable optimization after a table has been vacuumed. Several
regression test cases revert to 7.4-like behavior, which is probably
a good sign. Per gripes from Keith Browne and others.
Bruce Momjian [Thu, 24 Mar 2005 18:16:17 +0000 (18:16 +0000)]
Set socket timer to 58 instead of 60 minutes for hour-old cleaners:
* Touch the socket and lock file at least every hour, to
* ensure that they are not removed by overzealous /tmp-cleaning
* tasks. Set to 58 minutes so a cleaner never sees the
* file as an hour old.
Tom Lane [Thu, 24 Mar 2005 17:23:34 +0000 (17:23 +0000)]
Fix python regression testing script to bail out early if language
creation fails ... no point in running the tests.
Tom Lane [Thu, 24 Mar 2005 17:22:34 +0000 (17:22 +0000)]
Adjust plpython to convert \r\n and \r to \n in Python scripts,
per recent discussion concluding that this is the Right Thing. Add
regression test check for this behavior. Michael Fuhr
Bruce Momjian [Thu, 24 Mar 2005 05:19:05 +0000 (05:19 +0000)]
Touch postmaster log file every hour, rather than every 10 minutes, to
prevent complaints from laptop users who don't like their hard drives
starting up every 10 minutes.
Bruce Momjian [Thu, 24 Mar 2005 05:15:59 +0000 (05:15 +0000)]
Add:
<
> * Add GUC to issue notice about queries that use unjoined tables
Bruce Momjian [Thu, 24 Mar 2005 04:36:20 +0000 (04:36 +0000)]
Change Win32 O_SYNC method to O_DSYNC because that is what the method
currently does. This is now the default Win32 wal sync method because
we perfer o_datasync to fsync.
Also, change Win32 fsync to a new wal sync method called
fsync_writethrough because that is the behavior of _commit, which is
what is used for fsync on Win32.
Backpatch to 8.0.X.
Bruce Momjian [Thu, 24 Mar 2005 03:50:24 +0000 (03:50 +0000)]
Update INTERVAL items.
Tom Lane [Thu, 24 Mar 2005 02:11:20 +0000 (02:11 +0000)]
Add missing error checking in readdir() loops.
Bruce Momjian [Thu, 24 Mar 2005 02:11:06 +0000 (02:11 +0000)]
Change ANSI to ISO standard:
< * Add ANSI INTERVAL handling
> * Add ISo INTERVAL handling
< o Interpret syntax that isn't uniquely ANSI or PG, like '1:30' or
< '1' as ANSI syntax, e.g. interpret '1:30' MINUTE TO SECOND as
> o Interpret syntax that isn't uniquely ISO or PG, like '1:30' or
> '1' as ISO syntax, e.g. interpret '1:30' MINUTE TO SECOND as
649c649
< * Add pre-parsing phase that converts non-ANSI syntax to supported
> * Add pre-parsing phase that converts non-ISO syntax to supported
Neil Conway [Thu, 24 Mar 2005 00:03:26 +0000 (00:03 +0000)]
Revert changes to CREATE TRIGGER and ALTER TABLE ADD FOREIGN KEY locking,
per request from Tom.
Bruce Momjian [Wed, 23 Mar 2005 22:57:02 +0000 (22:57 +0000)]
Update wording:
< o Process mixed ANSI/PG syntax, and round value to requested
< precision or generate an error
< o Interpret INTERVAL '1 year' MONTH as CAST (INTERVAL '1 year' AS
< INTERVAL MONTH), and this should return '12 months'
194a191,194
> o Interpret INTERVAL '1 year' MONTH as CAST (INTERVAL '1 year' AS
> INTERVAL MONTH), and this should return '12 months'
> o Round or truncate values to the requested precision, e.g.
> INTERVAL '11 months' AS YEAR should return one or zero
Bruce Momjian [Wed, 23 Mar 2005 21:49:52 +0000 (21:49 +0000)]
Update item on ambiguous INTERVAL syntax:
< o Add support for day-time syntax, INTERVAL '1 2:03:04'
> o Add support for day-time syntax, INTERVAL '1 2:03:04'
192c192,194
< o Interpret INTERVAL '1:30' MINUTE TO SECOND as '1 minute 30 seconds'
> o Interpret syntax that isn't uniquely ANSI or PG, like '1:30' or
> '1' as ANSI syntax, e.g. interpret '1:30' MINUTE TO SECOND as
> '1 minute 30 seconds'
Bruce Momjian [Wed, 23 Mar 2005 21:10:02 +0000 (21:10 +0000)]
Update ANSI INTERVAL section:
< * Add support for ANSI time INTERVAL syntax, INTERVAL '1 2:03:04' DAY TO SECOND
< * Add support for ANSI date INTERVAL syntax, INTERVAL '20-6' YEAR TO MONTH
< * Process mixed ANSI/PG INTERVAL syntax, and round value to requested precision
<
< Interpret INTERVAL '1 year' MONTH as CAST (INTERVAL '1 year' AS INTERVAL
< MONTH), and this should return '12 months'
<
< * Interpret INTERVAL '1:30' MINUTE TO SECOND as '1 minute 30 seconds'
> * Add ANSI INTERVAL handling
> o Add support for day-time syntax, INTERVAL '1 2:03:04'
> DAY TO SECOND
> o Add support for year-month syntax, INTERVAL '50-6' YEAR TO MONTH
> o Process mixed ANSI/PG syntax, and round value to requested
> precision or generate an error
> o Interpret INTERVAL '1 year' MONTH as CAST (INTERVAL '1 year' AS
> INTERVAL MONTH), and this should return '12 months'
> o Interpret INTERVAL '1:30' MINUTE TO SECOND as '1 minute 30 seconds'
> o Support precision, CREATE TABLE foo (a INTERVAL MONTH(3))
Tom Lane [Wed, 23 Mar 2005 19:38:53 +0000 (19:38 +0000)]
Add note about risks involved in replaying CREATE TABLESPACE commands
from WAL. A couple other grammatical improvements too.
Bruce Momjian [Wed, 23 Mar 2005 17:05:22 +0000 (17:05 +0000)]
Update numbers in example:
< * Add support for ANSI date INTERVAL syntax, INTERVAL '9-3' YEAR TO MONTH
> * Add support for ANSI date INTERVAL syntax, INTERVAL '20-6' YEAR TO MONTH
Bruce Momjian [Wed, 23 Mar 2005 16:38:55 +0000 (16:38 +0000)]
Update:
< * Add support for ANSI date INTERVAL syntax, INTERVAL '1-2' YEAR TO MONTH
> * Add support for ANSI date INTERVAL syntax, INTERVAL '9-3' YEAR TO MONTH
Neil Conway [Wed, 23 Mar 2005 07:44:57 +0000 (07:44 +0000)]
Adjust CREATE TRIGGER and ALTER TABLE ... ADD FOREIGN KEY to acquire
ExclusiveLock rather than AccessExclusiveLock. This will allow concurrent
SELECT queries to proceed on the table. Per discussion with Andrew at
SuperNews.
Bruce Momjian [Wed, 23 Mar 2005 06:11:57 +0000 (06:11 +0000)]
Add:
> o Add MOVE to PL/pgSQL
Bruce Momjian [Wed, 23 Mar 2005 05:50:58 +0000 (05:50 +0000)]
Assign:
> o Update pg_dump and psql to use the new COPY libpq API (Christopher)