Commit graph

97 commits

Author SHA1 Message Date
bell@laptop.sanja.is.com.ua
ec8d6d05de enum renamed (asked for compilation under windows) 2003-08-28 13:21:30 +03:00
bell@laptop.sanja.is.com.ua
f77f46d8eb Merge laptop.sanja.is.com.ua:/home/bell/mysql/bk/work-all_any-4.1
into laptop.sanja.is.com.ua:/home/bell/mysql/bk/work-all_any_group-4.1
2003-08-23 13:33:02 +03:00
bell@laptop.sanja.is.com.ua
5553868638 fixed bug of lack of fix_fields call (after merge bugfix (SCRUM))
fixed bug in Item_sum
fixed bug in dependence remover
after merge fix
2003-08-23 13:29:38 +03:00
bell@laptop.sanja.is.com.ua
c514948a30 merge 2003-08-20 22:17:57 +03:00
bell@laptop.sanja.is.com.ua
55094f903f As far as now transformer called after setup_wild() it is impossible to have '*' 2003-08-16 02:04:29 +03:00
bell@sanja.is.com.ua
6ac8e9b93c optimisation of independent ALL/ANY with aggregate function (WL#1115) (SCRUM) 2003-08-12 12:38:03 +03:00
bell@sanja.is.com.ua
cbb3a78d8d merge 2003-08-11 12:00:33 +03:00
bell@sanja.is.com.ua
de705e53f2 fixed bug in used_tables() report of left expression of IN subquery
fixed number of rows of external field reported to optimizer
added check of choosen key (checked left expression tag)
(SCRUM fix for simple IN optimisation)
2003-08-07 11:16:02 +03:00
bell@sanja.is.com.ua
ec74bb8d76 independent ALL/ANY subselect on top of WHERE clause (subselect without GROUP BY or aggregate functions) optimisation
(SCRUM) (WL#1086)
2003-07-24 15:26:21 +03:00
bell@sanja.is.com.ua
7e34954b5e new optimisation for ref_null (SCRUM) (WL#818) 2003-07-17 19:39:31 +03:00
bell@sanja.is.com.ua
8279740af4 new IN subquery engine added for simple IN with non-primary index but without NULL returning
(SCRUM) (part of WL#818)
2003-07-08 00:08:00 +03:00
bell@sanja.is.com.ua
6348e63f62 Optimisation if simple IN subselect with primary index
(SCRUM) (part of WL#818)
2003-07-07 18:40:19 +03:00
bell@sanja.is.com.ua
5eaaf8e732 after review changes (SCRUM)
removed outer resolving flag (because of movingtransformation after fix_fields)
2003-07-02 01:45:22 +03:00
bell@sanja.is.com.ua
7b77c5a2d3 merged 2003-06-25 23:52:15 +03:00
bell@sanja.is.com.ua
fe6175c40d added mem_root switching for subselect if it is necessary
(bug #518 fixed)
2003-05-28 16:52:56 +03:00
bell@sanja.is.com.ua
1915632163 subselect transformation moved in after-fix_field place
removed "of is null" if it is possible
  (this cset should be SCRUM related, but not approved as scrum task yet)
2003-05-14 21:51:33 +03:00
bell@sanja.is.com.ua
3beca2dbb1 fixed bug 185 (constant IN (SELECT field ...) do not return NULL correctly) 2003-04-23 00:01:19 +03:00
bell@sanja.is.com.ua
5ed5dac01b cyclic reference test removed, becouse testing of Item::fixed field apply more strict limitation 2003-01-30 14:35:07 +02:00
bell@sanja.is.com.ua
0c5b323d0f fixed bugs in temporary tables in subselect implementation (SCRUM)
merging with switching on static tables optimization (SCRUM)
fixed subselects with uncacheable results
added test for fixed bugs from bugreports
2003-01-28 14:48:12 +02:00
bell@sanja.is.com.ua
fe9e139056 postreview fix (SCRUM)
fixed layout
2002-12-28 01:01:05 +02:00
bell@sanja.is.com.ua
e3ba256491 Merge sanja.is.com.ua:/home/bell/mysql/work-row-4.1
into sanja.is.com.ua:/home/bell/mysql/work-from-4.1
2002-12-27 21:36:56 +02:00
bell@sanja.is.com.ua
c5b475e6d7 postreview fix 2002-12-27 21:19:25 +02:00
bell@sanja.is.com.ua
1dd7cb52ae support of subselect without FROM reducing (SCRUM)
fixed bug of calling setup_fields without correct lex->current_select pointer in mysql_derived
more correct creation of reference in Item_field::fix_field
2002-12-26 01:28:59 +02:00
bell@sanja.is.com.ua
033b1c3073 more correct argument for translation function (SCRUM related)
fiexd bug in LIMIT check
2002-12-25 12:51:08 +02:00
bell@sanja.is.com.ua
b63f230346 row IN subselects (SCRUM) 2002-12-19 21:15:09 +02:00
bell@sanja.is.com.ua
4cfb6d97b5 support of simple row subselects (SCRUM) 2002-12-19 07:38:33 +02:00
bell@sanja.is.com.ua
b785e980bd optimized single value subselect (to be used as row) (SCRUM) 2002-12-19 07:38:32 +02:00
bell@sanja.is.com.ua
e82b91e1c8 fixed subselect null test
fixed method definition (overloading instead of redefinition)
fixed time expression type definition
2002-12-15 11:14:53 +02:00
monty@mashka.mysql.fi
d783e18436 merge 2002-12-14 17:49:01 +02:00
monty@mashka.mysql.fi
d3eb993a27 rename of net_pkg.cc to protocol.cc
Class for sending data from server to client (Protocol)
This handles both the old ( <= 4.0 ) protocol and then new binary protocol that is used for prepared statements.
2002-12-11 09:17:51 +02:00
bell@sanja.is.com.ua
4506ab9ef1 _NEW_ IN/ALL/ANY/SOME behaviour with NULL (SCRUM related)
optimization of left expression evaluation
more descriptive method name
2002-12-06 21:55:53 +02:00
bell@sanja.is.com.ua
b8b7d0b03b fixed * without tables in IN bug
fixed sunction-test select in IN bug
fixed unions in subselect bug
2002-11-28 19:29:26 +02:00
bell@sanja.is.com.ua
32df7cacac merging 2002-11-27 11:32:09 +02:00
bell@sanja.is.com.ua
41d9311621 fixed cyclic reference bug 2002-11-14 00:26:18 +02:00
bell@sanja.is.com.ua
07c9266764 fixed error handling
fixed subselects in ORDER bug
2002-11-13 01:14:39 +02:00
bell@sanja.is.com.ua
c78ae20589 ALL/ANY/SOME
decreasing number of rules in sql_yacc.yy to satisfy bison limitation
fixed subselect Items initializer methods
2002-11-07 23:45:19 +02:00
bell@sanja.is.com.ua
07727576b8 IN subselect 2002-10-27 23:27:00 +02:00
bell@sanja.is.com.ua
d9f998164d fixed bug of multi-level EXPLAIN 2002-10-13 14:25:16 +03:00
bell@sanja.is.com.ua
b79a4c01e7 fixed bug in subselect value storing 2002-10-11 17:00:11 +03:00
bell@sanja.is.com.ua
40c0fd1c6c removed 'this' pointer from initialization list of constructors 2002-10-08 23:49:59 +03:00
bell@sanja.is.com.ua
c65515d888 fixed bug in string & date types with group function in subselect 2002-09-28 18:34:56 +03:00
bell@sanja.is.com.ua
b07aaeb295 subselect with union
new error handling
Item_ref bug fixed
2002-09-03 09:50:36 +03:00
bell@sanja.is.com.ua
2cf620004e subselect in having clause
fixed bug in sum function in subselect
2002-07-01 14:14:51 +03:00
bell@sanja.is.com.ua
f974c735cf EXISTS type of subselect
more correct parameters in result creation script
2002-06-19 17:52:44 +03:00
bell@sanja.is.com.ua
ab56d9b51b Prevent needless rexecuting empty subselects 2002-06-06 16:28:22 +03:00
bell@sanja.is.com.ua
35faf872aa added depended subselect processing 2002-05-26 22:50:32 +03:00
bell@sanja.is.com.ua
e077890b04 simple subselects ported to new select_lex structures 2002-05-12 23:46:42 +03:00