Neil Conway bbf4fdc253 Prevent corr() from returning the wrong results for negative correlation ...

values. The previous coding essentially assumed that x = sqrt(x*x), which
does not hold for x < 0.

Thanks to Jie Zhang at Greenplum and Gavin Sherry for reporting this
issue.

2007-09-19 22:31:48 +00:00

..

acl.c

Replace direct assignments to VARATT_SIZEP(x) with SET_VARSIZE(x, len).

2007-02-27 23:48:10 +00:00

array_userfuncs.c

Replace direct assignments to VARATT_SIZEP(x) with SET_VARSIZE(x, len).

2007-02-27 23:48:10 +00:00

arrayfuncs.c

Support varlena fields with single-byte headers and unaligned storage.

2007-04-06 04:21:44 +00:00

arrayutils.c

Tweak the API for per-datatype typmodin functions so that they are passed

2007-06-15 20:56:52 +00:00

ascii.c

Update CVS HEAD for 2007 copyright. Back branches are typically not

2007-01-05 22:20:05 +00:00

bool.c

Downgrade implicit casts to text to be assignment-only, except for the ones

2007-06-05 21:31:09 +00:00

cash.c

Fix cash_mul_int4 and cash_div_int4 for overenthusiastic substitution

2007-08-21 03:56:07 +00:00

char.c

Replace direct assignments to VARATT_SIZEP(x) with SET_VARSIZE(x, len).

2007-02-27 23:48:10 +00:00

date.c

Switch over to using the src/timezone functions for formatting timestamps

2007-08-04 01:26:54 +00:00

datetime.c

Switch over to using the src/timezone functions for formatting timestamps

2007-08-04 01:26:54 +00:00

datum.c

Support varlena fields with single-byte headers and unaligned storage.

2007-04-06 04:21:44 +00:00

dbsize.c

Relax permissions checks on dbsize functions, per discussion. Revert out all

2007-08-29 17:24:29 +00:00

domains.c

Update CVS HEAD for 2007 copyright. Back branches are typically not

2007-01-05 22:20:05 +00:00

encode.c

Replace direct assignments to VARATT_SIZEP(x) with SET_VARSIZE(x, len).

2007-02-27 23:48:10 +00:00

enum.c

Provide for binary input/output of enums, to fix complaint from Merlin Moncure.

2007-09-04 16:41:43 +00:00

float.c

Prevent corr() from returning the wrong results for negative correlation

2007-09-19 22:31:48 +00:00

format_type.c

Support enum data types. Along the way, use macros for the values of

2007-04-02 03:49:42 +00:00

formatting.c

Switch over to using the src/timezone functions for formatting timestamps

2007-08-04 01:26:54 +00:00

genfile.c

Replace direct assignments to VARATT_SIZEP(x) with SET_VARSIZE(x, len).

2007-02-27 23:48:10 +00:00

geo_ops.c

Remove copied comments from geo_ops.c source file and replace with new

2007-03-05 23:29:14 +00:00

geo_selfuncs.c

Update CVS HEAD for 2007 copyright. Back branches are typically not

2007-01-05 22:20:05 +00:00

inet_net_ntop.c

Fix another passel of include-file breakage. Kris Jurka, Tom Lane

2006-07-14 16:59:19 +00:00

inet_net_pton.c

Fix another passel of include-file breakage. Kris Jurka, Tom Lane

2006-07-14 16:59:19 +00:00

int8.c

Fix int8mul so that overflow check is applied correctly for INT64_IS_BUSTED

2007-08-30 05:27:29 +00:00

int.c

Downgrade implicit casts to text to be assignment-only, except for the ones

2007-06-05 21:31:09 +00:00

like_match.c

Improve efficiency of LIKE/ILIKE code, especially for multi-byte charsets,

2007-06-02 02:03:42 +00:00

like.c

Improve efficiency of LIKE/ILIKE code, especially for multi-byte charsets,

2007-06-02 02:03:42 +00:00

lockfuncs.c

Implement lazy XID allocation: transactions that do not modify any database

2007-09-05 18:10:48 +00:00

mac.c

Downgrade implicit casts to text to be assignment-only, except for the ones

2007-06-05 21:31:09 +00:00

Makefile

Refactoring by Heikki Linnakangas <heikki@enterprisedb.com> with

2007-09-07 15:09:56 +00:00

misc.c

Provide for logfiles in machine readable CSV format. In consequence, rename

2007-08-19 01:41:25 +00:00

nabstime.c

Switch over to using the src/timezone functions for formatting timestamps

2007-08-04 01:26:54 +00:00

name.c

Update CVS HEAD for 2007 copyright. Back branches are typically not

2007-01-05 22:20:05 +00:00

network.c

Downgrade implicit casts to text to be assignment-only, except for the ones

2007-06-05 21:31:09 +00:00

numeric.c

Fix stddev_pop(numeric) and var_pop(numeric), which were incorrectly producing

2007-07-09 16:13:57 +00:00

numutils.c

Update CVS HEAD for 2007 copyright. Back branches are typically not

2007-01-05 22:20:05 +00:00

oid.c

Downgrade implicit casts to text to be assignment-only, except for the ones

2007-06-05 21:31:09 +00:00

oracle_compat.c

Close previously open holes for invalidly encoded data to enter the

2007-09-18 17:41:17 +00:00

pg_locale.c

Update CVS HEAD for 2007 copyright. Back branches are typically not

2007-01-05 22:20:05 +00:00

pg_lzcompress.c

Fix up bad layout of some comments (probably pg_indent's fault), and

2007-08-04 21:53:00 +00:00

pgstatfuncs.c

Rename recently-added pg_stat_activity column from txn_start to xact_start,

2007-09-11 03:28:05 +00:00

pseudotypes.c

Fix up text concatenation so that it accepts all the reasonable cases that

2007-06-06 23:00:50 +00:00

quote.c

Replace direct assignments to VARATT_SIZEP(x) with SET_VARSIZE(x, len).

2007-02-27 23:48:10 +00:00

regexp.c

Avoid memory leakage across successive calls of regexp_matches() or

2007-08-11 19:16:41 +00:00

regproc.c

Tsearch2 functionality migrates to core. The bulk of this work is by

2007-08-21 01:11:32 +00:00

ri_triggers.c

Arrange for SET LOCAL's effects to persist until the end of the current top

2007-09-11 00:06:42 +00:00

rowtypes.c

Add resetStringInfo(), which clears the content of a StringInfo, and

2007-03-03 19:32:55 +00:00

ruleutils.c

Implement CREATE TABLE LIKE ... INCLUDING INDEXES. Patch from NikhilS,

2007-07-17 05:02:03 +00:00

selfuncs.c

Apply a band-aid fix for the problem that 8.2 and up completely misestimate

2007-08-31 23:35:22 +00:00

tid.c

Make currtid() functions require SELECT privileges on the target table.

2007-08-27 00:57:36 +00:00

timestamp.c

Fix overflow in extract(epoch from interval) for intervals exceeding 68 years.

2007-09-16 15:56:20 +00:00

tsginidx.c

Refactor from Heikki Linnakangas <heikki@enterprisedb.com>:

2007-09-11 08:46:29 +00:00

tsgistidx.c

Refactor from Heikki Linnakangas <heikki@enterprisedb.com>:

2007-09-11 08:46:29 +00:00

tsquery_cleanup.c

Improvements from Heikki Linnakangas <heikki@enterprisedb.com>

2007-09-07 16:03:40 +00:00

tsquery_gist.c

Tsearch2 functionality migrates to core. The bulk of this work is by

2007-08-21 01:11:32 +00:00

tsquery_op.c

Refactoring by Heikki Linnakangas <heikki@enterprisedb.com> with

2007-09-07 15:09:56 +00:00

tsquery_rewrite.c

Improvements from Heikki Linnakangas <heikki@enterprisedb.com>

2007-09-07 16:03:40 +00:00

tsquery_util.c

Improvements from Heikki Linnakangas <heikki@enterprisedb.com>

2007-09-07 16:03:40 +00:00

tsquery.c

Remove QueryOperand->istrue flag, it was used only in cover ranking

2007-09-11 16:01:40 +00:00

tsrank.c

Fix typo in typecasting.

2007-09-13 06:54:35 +00:00

tsvector_op.c

Refactor from Heikki Linnakangas <heikki@enterprisedb.com>:

2007-09-11 08:46:29 +00:00

tsvector_parser.c

Refactoring by Heikki Linnakangas <heikki@enterprisedb.com> with

2007-09-07 15:09:56 +00:00

tsvector.c

Improvements from Heikki Linnakangas <heikki@enterprisedb.com>

2007-09-07 16:03:40 +00:00

uuid.c

Downgrade implicit casts to text to be assignment-only, except for the ones

2007-06-05 21:31:09 +00:00

varbit.c

Fix potential access-off-the-end-of-memory in varbit_out(): it fetched the

2007-08-21 02:40:06 +00:00

varchar.c

Tweak the API for per-datatype typmodin functions so that they are passed

2007-06-15 20:56:52 +00:00

varlena.c

Make replace(), split_part(), and string_to_array() behave somewhat sanely

2007-07-19 20:34:20 +00:00

version.c

Replace direct assignments to VARATT_SIZEP(x) with SET_VARSIZE(x, len).

2007-02-27 23:48:10 +00:00

xid.c

Update CVS HEAD for 2007 copyright. Back branches are typically not

2007-01-05 22:20:05 +00:00

xml.c

Fix map_sql_typecoll_to_xmlschema_types() to not fail on dropped

2007-07-13 03:43:23 +00:00