< A dash (-) marks changes that will appear in the upcoming 7.4 release.
> A dash (-) marks changes that will appear in the upcoming 7.5 release.
437c437
< * Use background process to write dirty shared buffers to disk
> * -Use background process to write dirty shared buffers to disk
< * -Allow elog() to return error codes, module name, file name, line
< number, not just messages (Tom)
< * -Add error codes (Tom)
< * -Make error messages more consistent
40d35
< * -Add GUC log_statement_and_duration to print statement and >= min duration
51d45
< * -Allow easy display of usernames in a group
53d46
< * -Add start time to pg_stat_activity
55d47
< * -Have standalone backend read postgresql.conf (Tom)
59d50
< * -Allow CIDR format to be used in pg_hba.conf
74d64
< * -Add IPv6 capability to INET/CIDR types
77d66
< * -Change NUMERIC data type to use base 10,000 internally
82d70
< * -Add GUC variables to control floating number output digits (Pedro Ferreira)
90,92d77
< * -Allow current datestyle to restrict dates; prevent month/day swapping
< from making invalid dates valid
< * -Prevent month/day swapping of ISO dates to make invalid dates valid
102d86
< o -Allow arrays to be ORDER'ed
104d87
< o -Support construction of array result values in expressions (Joe)
128d110
< * -Remove Cyrillic recode support
146,147d127
< * -Allow CREATE INDEX zman_index ON test (date_trunc( 'day', zman ) datetime_ops)
< fails index can't store constant parameters
155d134
< * -Add btree index support for reltime, tinterval, regproc (Tom)
157d135
< * -Certain indexes will not shrink, e.g. indexes on ever-increasing
161d138
< * -Allow LIKE indexing optimization for non-ASCII locales using special index
173d149
< * -Improve concurrency of hash indexes (Tom)
181d156
< * -Allow LIMIT/OFFSET to use expressions (Tom)
187d161
< * -Return proper effected tuple count from complex commands [return]
191d164
< * -Make a transaction-safe TRUNCATE (Rod)
196,197d168
< * -Allow UPDATE to use SET col = DEFAULT
< * -Add config variable to prevent auto-adding missing FROM-clause tables
199d169
< * -Have SELECT '13 minutes'::interval display zero seconds in ISO datestyle
224,225d193
< o -Add ALTER TABLE tab SET WITHOUT OIDS (Rod)
< o -Add ALTER SEQUENCE to modify min/max/increment/cache/cycle values
237d204
< o -Allow CLUSTER to cluster all tables (Alvaro Herrera)
248d214
< o -MOVE 0 should not move to end of cursor (Bruce)
252d217
< o -Allow cursors outside transactions
264,265d228
< o -Allow EXPLAIN EXECUTE to see prepared plans
< o -Allow SHOW of some non-modifiable variables, like pg_controldata
280d242
< o -Allow array declarations and other data types in PL/PgSQL DECLARE
282,283d243
< o -Make PL/PgSQL %TYPE schema-aware
< o -Allow PL/PgSQL to support array element assignment (Joe)
294,298d253
< * -Allow psql to show transaction status if backend protocol changes made
< * -Add schema, cast, and conversion backslash commands to psql (Christopher)
< * -Allow pg_dump to dump a specific schema (Neil Conway)
< * -Allow psql to do table completion for SELECT * FROM schema_part and
< table completion for SELECT * FROM schema_name.
300,302d254
< * -Allow SSL-enabled clients to turn off SSL transfers
< * -Modify pg_get_triggerdef() to take a boolean to pretty-print,
< and use that as part of pg_dump along with psql
327d278
< o -Add SQLSTATE
330d280
< o -Make casts work in variable initializations
334,336d283
< o -Allow multi-threaded use of SQLCA
< o -Understand structure definitions outside a declare section
< o -Allow :var[:index] or :var[<integer>] as cvariable for an array var
356d302
< * -Support statement-level triggers (Neil)
460,461d405
< * -Add checkpoint_min_warning postgresql.conf option to warn about checkpoints
< that are too frequent (Bruce)
472,476d415
< * -Improve Subplan list handling
< * -Allow Subplans to use efficient joins(hash, merge) with upper variable
< * -Add hash for evaluating GROUP BY aggregates (Tom)
< * -Allow merge and hash joins on expressions not just simple variables (Tom)
< * -Make IN/NOT IN have similar performance to EXISTS/NOT EXISTS (Tom)
480d418
< * -Inline simple SQL functions to avoid overhead (Tom)
495d432
< * -Get faster regex() code from Henry Spencer <henry@zoo.utoronto.ca>
511,512d447
< * -Modify regression tests to prevent failures do to minor numeric rounding
< * -Add OpenBSD's getpeereid() call for local socket authentication
537,542d471
< o -Show transaction status in psql
< o -Allow binding of query parameters, support for prepared queries
< o -Remove hard-coded limits on user/db/password names
< o -Remove unused elements of startup packet (unused, tty, passlength)
< o -Fix COPY/fastpath protocol
< o -Error codes
544d472
< o -Special passing of binary values in platform-neutral format (bytea?)
547d474
< o -Report server version number, database encoding, client encoding
> * Allow CREATE TABLE foo (f1 INT CHECK (f1 > 0) CHECK (f1 < 10)) to work
> by searching for non-conflicting constraint names, and prefix with table name
< * Allow INET subnet tests using non-constants
> * Allow INET subnet tests to use indexes
101a102
> o Allow MIN()/MAX() on arrays
144c145
< * Allow CREATE INDEX zman_index ON test (date_trunc( 'day', zman ) datetime_ops)
> * -Allow CREATE INDEX zman_index ON test (date_trunc( 'day', zman ) datetime_ops)
166c167
< * Improve handling of index scans for NULL
> * Allow use of indexes to search for NULLs
203a205
> * Add optional textual message to NOTIFY
252c254
< o Add SET SCHEMA
> o Add SET PATH for schemas
297a300
> * Allow fastpast to pass values in portable format
344a348
> * Allow statement-level triggers to access modified rows
526d529
< o Add optional textual message to NOTIFY
530d532
< o Allow fastpast to pass values in portable format
533c535
< o Special passing of binary values in platform-neutral format (bytea?)
> o -Special passing of binary values in platform-neutral format (bytea?)
< o Sample implementation in contrib/rserv
29c28,29
< * Create native Win32 port [win32]
> * Create native Win32 port, http://momjian.postgresql.org/main/writings/pgsql/win32.html
>
367c367,368
< * Two-phase commit to implement distributed transactions
> * Add two-phase commit to all distributed transactions with
> offline/readonly server status or administrator notification for failure
< * Consider using MVCC to cache count(*) queries with no WHERE clause
> * Use a fixed row count and a +/- count with MVCC visibility rules
> to allow fast COUNT(*) queries with no WHERE clause(?)
Bruce Momjian