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1d31b939ecb4f29447f0504e307e90e48e10e264
Commit Graph

42 Commits

Author SHA1 Message Date
obdev
1d31b939ec Add query hint: enable_rich_vector_format 2024-02-09 17:47:22 +00:00
obdev
c5a5b18553 [CP] use optimizer_features_enable system variable and optimizer_features_enable hint to control optimizer behaviors 2024-02-09 14:31:42 +00:00
obdev
02fdb9b6e6 use hint control sql memory managment 2024-02-09 03:59:57 +00:00
obdev
b6a15b6111 fix some outline/hint bugs 2024-02-08 13:15:20 +00:00
obdev
0d0b11c0cc [FEAT MERGE] impl vectorization 2.0 
Co-authored-by: oceanoverflow <oceanoverflow@gmail.com>
Co-authored-by: hezuojiao <hezuojiao@gmail.com>
Co-authored-by: Monk-Liu <1152761042@qq.com>
 2024-02-08 05:32:54 +00:00
Charles0429
1c20161f72 [FEAT MERGE] column store ddl 
Co-authored-by: simonjoylet <simonjoylet@gmail.com>
Co-authored-by: Monk-Liu <1152761042@qq.com>
Co-authored-by: renju96 <fcbrenju@163.com>
 2024-02-07 23:09:02 +00:00
yinyj17
fd359dc4a4 [FEAT MERGE] 4.3 optimizer enhancement 
Co-authored-by: akaError <lzg020616@163.com>
 2024-02-07 23:05:57 +00:00
ZenoWang
c8ef409bf3 Do not report ERROR when sample rate equals 100 2024-02-06 14:49:36 +00:00
2149
240e147747 [CP] Enable re_est_cost for prefix sort 2024-01-22 11:47:08 +00:00
xianyu-w
d2ab1a4aae [FEAT MERGE] [CP] Improve the rowcount estimation 
Co-authored-by: akaError <lzg020616@163.com>
 2024-01-22 04:12:26 +00:00
Zach41
718c71384c Add query hint: enable_rich_vector_format 2024-01-18 14:12:30 +00:00
chimyue
fd6b7ed1c5 [CP] use optimizer_features_enable system variable and optimizer_features_enable hint to control optimizer behaviors 2024-01-17 11:12:35 +00:00
18523270951@163.com
60a50ead31 use hint control sql memory managment 2024-01-09 05:12:53 +00:00
chimyue
2c9d21b7d9 fix some outline/hint bugs 2023-12-27 03:13:13 +00:00
obdev
b6773084c6 [FEAT MERGE] impl vectorization 2.0 
Co-authored-by: Naynahs <cfzy002@126.com>
Co-authored-by: hwx65 <1780011298@qq.com>
Co-authored-by: oceanoverflow <oceanoverflow@gmail.com>
 2023-12-22 03:43:22 +00:00
Charles0429
e99cc037cc [FEAT MERGE] column store ddl 
Co-authored-by: AnimationFan <30674773338@qq.com>
Co-authored-by: simonjoylet <simonjoylet@gmail.com>
Co-authored-by: Monk-Liu <1152761042@qq.com>
 2023-12-18 14:13:54 +00:00
yinyj17
37fe7ce4eb [FEAT MERGE] 4.3 optimizer enhancement 
Co-authored-by: 2149 <260391947@qq.com>
Co-authored-by: akaError <lzg020616@163.com>
Co-authored-by: jinmaoli <lijinmao.csmaster@gmail.com>
 2023-12-18 14:04:23 +08:00
jinmaoli
ebc02c349e bugfix: support use SEMI_TO_INNER and COALESCE_SQ with no param specified 2023-10-31 23:09:15 +00:00
ZenoWang
c550060ac7 [FEAT MERGE] memtable support dynamic sample 
Co-authored-by: wangt1xiuyi <13547954130@163.com>
 2023-08-17 17:19:49 +08:00
xianyu-w
88430a9d96 Fix temp table related bugs 2023-08-04 10:18:35 +00:00
jingtaoye35
0599c51c72 fix some outline unstable problem 2023-08-01 13:42:44 +00:00
chimyue
32636e05c4 adjust allocate window function operator, enhance pq_distribute_window hint 2023-07-19 03:12:22 +00:00
wangt1xiuyi
433616c763 fix master failed cases 2023-06-13 02:18:03 +00:00
Larry955
73ec60d0d0 fix failed case 2023-06-05 11:42:12 +00:00
chimyue
5eef4de86d fix some optimizer bugs 2023-05-10 05:19:22 +00:00
cqliang1995
4108e781d4 [FEAT MERGE] implement mysql dblink and read consistency 
Co-authored-by: xianyu-w <707512433@qq.com>
Co-authored-by: sdc <njucssdc@gmail.com>
Co-authored-by: seuwebber <webber_code@163.com>
 2023-05-09 18:32:04 +00:00
obdev
b41dc0ebdd [FEAT MERGE] support auto dop 2023-04-28 15:11:53 +00:00
wangt1xiuyi
f745b47cbc [FEAT MERGE] implement dynamic sampling 2023-04-27 12:15:28 +00:00
Larry955
3b47aa7ccd disable hash groupby bypass path when estimiate stat 2023-03-09 12:44:37 +00:00
obdev
f7714fcb55 set dblink timeout 2023-03-07 08:40:53 +00:00
obdev
9eba955ac6 fix outline/hint generate plan bug 2023-03-04 01:41:06 +00:00
Monk-Liu
8454783aaf [online stat]: fix some bugs. 2023-02-07 00:16:24 +08:00
obdev
814de27a42 dblink_write implement [FEAT MERGE] 
Co-authored-by: zzg19950727 <1071026277@qq.com>
Co-authored-by: xianyu-w <707512433@qq.com>
 2023-01-29 16:23:19 +08:00
obdev
81d28c0295 [FEAT MERGE] add direct load function 
Co-authored-by: Monk-Liu <1152761042@qq.com>
Co-authored-by: saltonz <saltonzh@gmail.com>
Co-authored-by: yongshige <598633031@qq.com>
 2023-01-28 18:08:51 +08:00
obdev
2d19a9d8f5 [FEAT MERGE]4_1_sql_feature 
Co-authored-by: leslieyuchen <leslieyuchen@gmail.com>
Co-authored-by: Charles0429 <xiezhenjiang@gmail.com>
Co-authored-by: raywill <hustos@gmail.com>
 2023-01-28 16:01:28 +08:00
Monk-Liu
9484175163 [FEAT MERGE]: online optimizer stats gather. 
Co-authored-by: obdev <obdev@oceanbase.com>
 2023-01-28 13:54:38 +08:00
obdev
07b1224a51 [FEAT MERGE] skip scan feature and performance optimization 2023-01-12 19:02:33 +08:00
obdev
87a9357186 set the initial value of wrs to scn min 2023-01-12 19:02:33 +08:00
wangt1xiuyi
11485d6a98 [SCN REFACTOR] replace flash back snapshot and remove read snapshot session 2023-01-12 19:02:33 +08:00
obdev
54b64a7263 [scn] fix failure of mittest after refresh feature scn 2023-01-12 19:02:20 +08:00
obdev
d2415e376b fix outline data generate plan bug 2022-11-09 08:35:52 +00:00
wangzelin.wzl
93a1074b0c patch 4.0 2022-10-24 17:57:12 +08:00