bell@sanja.is.com.ua
9d294b869e
correct table name assigned to temporary table field:
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- correct table name shown in EXPLAIN Iindex reference)
- pointer on freed memmory (reallocation of table name in reusing table entry) can't be used in EXPLAIN
(BUG#1584)
2003-10-19 14:25:33 +03:00
bell@sanja.is.com.ua
2586a56be5
fixed deleting derived table tree after using (BUG#1536)
2003-10-17 15:18:57 +03:00
bell@sanja.is.com.ua
b9dccb34dd
fixed support of used_tables() and const_item() in subqueries
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(BUG#1444)
2003-10-17 00:36:01 +03:00
bell@sanja.is.com.ua
a7bdd19707
subqueries made printable
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new EXPLAIN parameter to show real query as it was interpreted
(SCRUM) (WL#1274)
2003-10-16 15:54:47 +03:00
bell@laptop.sanja.is.com.ua
fa5520fbf8
more resonable errors about name resolving in subqueries (BUG#1483)
2003-10-11 17:41:15 +03:00
bell@laptop.sanja.is.com.ua
99fe76453e
samall optimisation (any independent query will not save data for rexecution)
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saving/restoring join_tab array (to save it of chnging by create_sort_index() before reexecuting)
(BUG#1523)
2003-10-10 21:49:48 +03:00
bell@laptop.sanja.is.com.ua
afac13d033
Some simple optimisation
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= ANY and <> ALL converted to (NOT) IN to get advantage of IN optimisation
2003-10-08 17:40:54 +03:00
bell@laptop.sanja.is.com.ua
381b680868
fixed error handling in SET and DO operators (BUG#1484)
2003-10-08 11:19:09 +03:00
bell@laptop.sanja.is.com.ua
e1b53fdd42
Merge
2003-10-06 20:55:06 +03:00
pem@mysql.com
8d884c02bb
Merging 4.1 -> 5.0
2003-09-24 11:29:38 +02:00
bell@sanja.is.com.ua
ea187cfd42
fixed proccesing global LIMIT in last SELECT of UNION
2003-09-14 22:12:55 +03:00
serg@serg.mylan
d4b5b879bd
"normal" warning in test suite disabled
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bad merge fixed
2003-09-13 16:05:17 +02:00
bell@sanja.is.com.ua
23ad0cfbbb
Merge sanja.is.com.ua:/home/bell/mysql/bk/mysql-4.1
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into sanja.is.com.ua:/home/bell/mysql/bk/work-in-4.1
2003-09-10 09:43:30 +03:00
Sinisa@sinisa.nasamreza.org
5e32805713
Fix for a bug #1226 .
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Happens when braces are used on a single select, which leads
to the uninitialized global parameters structure.
2003-09-09 15:23:38 +03:00
bell@sanja.is.com.ua
813d81c726
removing additional IN subquery condition
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fixed IN optimisation bug
2003-09-08 21:58:09 +03:00
bell@sanja.is.com.ua
a02094ef10
fixed row union processing
2003-09-07 20:35:10 +03:00
bell@laptop.sanja.is.com.ua
3d2a3804a1
reset() split in 2 function clear() & add()
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aggregate function reinitialization (if no rows was found) made with help of clear()
(fixed BUG#860)
2003-08-28 03:10:14 +03:00
pem@mysql.com
7f158dd12a
Merge 4.1 into 5.0
2003-08-26 11:51:09 +02:00
bell@laptop.sanja.is.com.ua
f77f46d8eb
Merge laptop.sanja.is.com.ua:/home/bell/mysql/bk/work-all_any-4.1
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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))
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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
63fc15ceeb
merge
2003-08-21 00:41:08 +03:00
bell@laptop.sanja.is.com.ua
87bb62007b
merge
2003-08-20 23:39:17 +03:00
bell@laptop.sanja.is.com.ua
c514948a30
merge
2003-08-20 22:17:57 +03:00
bell@laptop.sanja.is.com.ua
dd9cbce47b
merge
2003-08-19 20:14:35 +03:00
monty@mashka.mysql.fi
10c4acfb4f
merge
2003-08-19 00:10:21 +03:00
monty@mashka.mysql.fi
4f7512160b
After merge fixes
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Use server character set if --default-character-set is not used
Added convert_string() for more efficient alloc+character-set convert of strings
2003-08-19 00:08:08 +03:00
bell@sanja.is.com.ua
f1b1f0d742
after merge fix
2003-08-12 18:51:49 +03:00
bell@sanja.is.com.ua
011d905391
merge
2003-08-12 17:48:58 +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
b518e93b4a
fixed collation of Item_cache family (BUG#951)
2003-08-11 20:48:51 +03:00
bell@sanja.is.com.ua
cbb3a78d8d
merge
2003-08-11 12:00:33 +03:00
bell@sanja.is.com.ua
c66cc864e8
merge
2003-08-09 16:53:23 +03:00
bell@sanja.is.com.ua
87c60ca3d6
fixed union unlocking problem (BUG#906)
2003-08-09 14:39:54 +03:00
bell@sanja.is.com.ua
1119ec0e6f
Merge sanja.is.com.ua:/home/bell/mysql/bk/work-top3-4.1
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into sanja.is.com.ua:/home/bell/mysql/bk/work-simple_in-4.1
2003-08-05 09:58:00 +03:00
bell@sanja.is.com.ua
659650b4ea
merge
2003-08-05 09:56:21 +03:00
bell@sanja.is.com.ua
c09d28dd1a
merge fix
2003-08-01 19:04:35 +03:00
bell@sanja.is.com.ua
8d0647c6ac
merge
2003-08-01 18:24:27 +03:00
bell@sanja.is.com.ua
f59cfa6452
merge
2003-08-01 16:51:54 +03:00
bar@bar.mysql.r18.ru
f8791c3962
Derivation attribute was not processed correctly
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by MAX/MIN in some cases:
SELECT coercibility(max(s1)) from t1;
Subselect collation and derivation was not processed
correctly:
create table a select (select s1 from t1);
select * from t1 where s1 = (select s2 from t1);
2003-07-30 14:15:25 +05:00
bell@sanja.is.com.ua
6dea500fb2
prevented finding references in item_list for non-SELECT st_select_lex
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(fixed BUG#943)
2003-07-29 16:59:46 +03:00
bell@sanja.is.com.ua
bc1546ce31
count HAVING clause elements with select list elements, because agregate function can be present in it (BUG#922)
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removerd unused loop_id
2003-07-29 13:00:32 +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
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(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
pem@mysql.telia.com
035a4629ae
A test in subselect.test turned out to be correct after all, a difference between
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5.0 and 4.1 (where it fails).
2003-07-10 12:45:34 +02:00
pem@mysql.telia.com
a8a29a39d2
Merging 4.1 into 5.0 (second pass; post-merge fixes).
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One test in subselect.test still wrong.
Had to reconstruct all errmsg.txt files completely, since auto-merge made
a mess of the lot. :-(
2003-07-09 17:07:12 +02:00
pem@mysql.telia.com
9c3a7a6ba3
Merge 4.1 into 5.0 (first pass).
2003-07-08 17:50:23 +02:00
bell@sanja.is.com.ua
8279740af4
new IN subquery engine added for simple IN with non-primary index but without NULL returning
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(SCRUM) (part of WL#818)
2003-07-08 00:08:00 +03:00
bell@sanja.is.com.ua
acece34bce
Merge sanja.is.com.ua:/home/bell/mysql/bk/work-top3-4.1
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into sanja.is.com.ua:/home/bell/mysql/bk/work-simple_in-4.1
2003-07-07 18:51:14 +03:00
bell@sanja.is.com.ua
5c836428eb
merge
2003-07-07 18:49:54 +03:00
bell@sanja.is.com.ua
6348e63f62
Optimisation if simple IN subselect with primary index
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(SCRUM) (part of WL#818)
2003-07-07 18:40:19 +03:00
