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Add ^ precidence.

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This commit is contained in:
Bruce Momjian
1999-07-08 00:00:43 +00:00
parent 38ff52c379
commit 104d6c816e
3 changed files with 37 additions and 10 deletions
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23
doc/TODO
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@@ -29,8 +29,10 @@ PARSER
* Select a[1] FROM test fails, it needs test.a[1]
* Array index references without table name cause problems
* Update table SET table.value = 3 fails
* Creating index of timestamp fails
* Creating index of TIMESTAMP fails, rename to DATETIME(Thomas)
* SELECT foo UNION SELECT foo is incorrectly simplified to SELECT foo
* INSERT ... SELECT ... GROUP BY groups by target columns not source columns
* CREATE TABLE test (a char(5) DEFAULT text '', b int4) fails on INSERT
VIEWS
@@ -80,7 +82,8 @@ TYPES
* Large objects
o Fix large object mapping scheme, own typeid or reltype(Peter)
o Allow large text type to use large objects(Peter)
o Not to stuff everything as files in a single directory
o Not to stuff everything as files in a single directory, hash dirs
o Allow large object vacuuming
* Allow pg_descriptions when creating types, tables, columns, and functions
* Add IPv6 capability to INET/CIDR types
* Make a separate SERIAL type?
@@ -90,6 +93,7 @@ TYPES
* Allow LOCALE on a per-column basis, default to ASCII
* Allow array on int8[]
* Remove Money type, add money formatting for decimal type
* Fix typein/out functions to not be user-callable
VIEWS
@@ -132,6 +136,7 @@ CLIENTS
* Allow psql \copy to allow delimiters
* Add a function to return the last inserted oid, for use in psql scripts
* Allow psql to print nulls as distinct from ""(?)
* PQrequestCancel() be able to terminate backend waiting for lock
MISC
@@ -182,17 +187,23 @@ INDEXES
a matching index
* Improve LIMIT processing by using index to limit rows processed
* Have optimizer take LIMIT into account when considering index scans
* Make index creation use psort code, because it is now faster(Vadim)
* Create more system table indexes for faster cache lookups
* fix indexscan() so it does leak memory by not requiring caller to free
* Improve _bt_binsrch() to handle equal keys better, remove _bt_firsteq()(Tom)
CACHE
* Cache most recent query plan(s?)
* Shared catalog cache, reduce lseek()'s by caching table size in shared area
* elog() flushes cache, try invalidating just entries from current xact,
perhaps using invalidation cache
MISC
* Allow compression of log and meta data
* Update pg_statistic table to remove operator column
* Make index creation use psort code, because it is now faster(Vadim)
* Allow char() not to use variable-sized header to reduce disk size
* Do async I/O to do better read-ahead of data
* Fix memory exhaustion when using many OR's
@@ -201,15 +212,15 @@ MISC
* Use mmap() rather than SYSV shared memory(?)
* Process const = const parts of OR clause in separate pass
* Make oid use oidin/oidout not int4in/int4out in pg_type.h
* Create more system table indexes for faster cache lookups
* Improve Subplan list handling
* Allow Subplans to use efficient joins(hash, merge) with upper variable
* use fmgr_info()/fmgr_faddr() instead of fmgr() calls in high-traffic
places, like GROUP BY, UNIQUE, index processing, etc.
* improve dynamic memory allocation by introducing tuple-context memory
allocation
* fix indexscan() so it does leak memory by not requiring caller to free
* fix memory leak in cache code when non-existant table is refer
* fix memory leak in cache code when non-existant table is referenced
* In WHERE x=3 AND x=y, add y=3
* pass atttypmod through parser in more cases(Bruce)
SOURCE CODE
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