f033927481
sessionctx/variable,ddl: change @@tidb_enable_table_partition default value and update the semantic ( #16497 )
...
Before:
auto means enable for implemented feature and disable for others
on means always enable, no matter the feature is implemented or not
After:
auto and on both means enable for implemented feature and disable for others
2020-04-20 16:46:25 +08:00
ff7413fedb
planner, sessionctx : Add 'last_plan_from_cache' to help know whether sql's plan is from plan cache ( #16321 )
2020-04-17 17:15:21 +08:00
557d9d38b6
config: remove the config item 'enable-dynamic-config' ( #16358 )
2020-04-15 17:28:52 +08:00
e90aac2710
executor: add config EnableCollectExecutionInfo ( #15493 )
2020-04-13 20:45:25 +08:00
c561d5aa99
*: remove useless conversions and omit some types ( #16262 )
2020-04-10 00:23:06 +08:00
db8cf39075
session: disable batch cop request by default ( #16236 )
2020-04-09 17:40:09 +08:00
af0a49cb7a
[store/tikv] support batch coprocessor for TiFlash ( #16030 )
2020-04-09 13:01:09 +08:00
c81e903804
*: use the revertable sandbox to buffer mutations ( #15931 )
2020-04-03 14:54:27 +08:00
0fcece7bbc
*: show correct result for system variable tidb_capture_plan_baselines ( #16013 )
2020-04-03 12:18:08 +08:00
4eb9ca3d3f
planner: push aggregation functions with distinct to cop ( #15500 )
2020-04-01 20:49:14 +08:00
94fb1bf18d
txn: stop more statement executions if pessimistic transaction ttl manager timed out ( #15877 )
2020-03-31 11:53:41 +08:00
17530c4059
expression: Support collate for user session variable ( #15449 )
2020-03-31 11:29:07 +08:00
514b180928
executor: turn off dynamic config by default and add some removed variables back ( #15833 )
...
Co-authored-by: pingcap-github-bot <sre-bot@pingcap.com >
2020-03-30 16:07:47 +08:00
7223e7f8c9
bindinfo, planner: fix TiFlash compatibility with binding and SQL plan management ( #15719 )
2020-03-27 15:44:15 +08:00
4a7d477399
session: delete global scope for isolation read ( #15625 )
2020-03-25 16:18:39 +08:00
6905549bf6
*: support more system variables in statement summary ( #15508 )
2020-03-25 16:07:10 +08:00
82829e1fa5
*: consolidate some settings related to the collation ( #15553 )
2020-03-23 17:38:31 +08:00
bbac2b2fe4
executor: Improve the performance of aggFuncSum by using sliding window ( #14887 )
2020-03-23 13:29:44 +08:00
df6f378267
stmtsummary: add a switch to decide whether capture internal q… ( #15461 )
2020-03-20 17:39:11 +08:00
af861eeba2
planner: support hint USE_CASCADES(true|false) to use/disuse cascades planner in a single query ( #15352 )
2020-03-16 19:35:24 +08:00
45d83d1adb
infoschema: remove the inspection_schema ( #15296 )
...
Signed-off-by: Lonng <heng@lonng.org >
2020-03-12 11:51:18 +08:00
9f0736ee8b
errno: move the error code from the parser/mysql to tidb/errno ( #15277 )
2020-03-11 15:40:21 +08:00
574a014f70
*: deprecate system variables tidb_mem_quota_XXX ( #15084 )
2020-03-10 15:57:03 +08:00
2d5d2fde27
*: fix the same future wait twice in RC transaction ( #15117 )
2020-03-06 00:05:54 +08:00
82ca1f3f44
*: support pessimistic lock return values ( #15063 )
2020-03-03 15:11:17 +08:00
9a882c4b88
sessionctx/variable: fix potential timezone bugs ( #14877 )
2020-03-03 10:25:40 +08:00
7fa56616f8
executor: refactor the tso future in RC isolation ( #14966 )
2020-03-02 15:38:10 +08:00
a7bdb82402
*: Reduce memory operations by simply passing size hint to make ( #14922 )
2020-02-25 15:44:36 +08:00
a528e60e3b
*: add auto_random id cache for statement retrying and table recover ( #14711 )
2020-02-19 18:53:03 +08:00
a22ab8f297
expression: support sequence function ( #14731 )
2020-02-17 20:11:18 +08:00
5d4eb4c806
config: support to dynamically update some config items read from PD ( #14750 )
2020-02-17 19:30:27 +08:00
f71425b32b
session: support leader-and-follower for tidb_replica_read ( #14761 )
2020-02-14 15:06:58 +08:00
465af00b46
*: use new registrable terror ( #14606 )
2020-02-06 16:40:26 +08:00
97a049a2be
*: make Backoff perceive the Killed flag to fix MAX_EXECUTION_TIME ( #14552 )
2020-02-03 12:31:56 +08:00
74bc00dfa9
Improve the performance of WindowExec by using multi-thread hash grouping ( #14238 )
2020-01-16 21:04:16 +08:00
d65e23f39e
*: support for limiting the number of client connections ( #14409 )
2020-01-15 18:31:56 +08:00
c48d5635f9
*: replace conf item pprof_sql_cpu with srv var tidb_pprof_sql_cpu ( #14385 )
2020-01-09 13:23:09 +08:00
870d4b19c8
*: support auto_increment_increment & auto_increment_offset. ( #14301 )
2020-01-08 10:18:39 +08:00
b398ef4d2e
session: print txn_mode in the general log ( #12244 )
2020-01-06 21:31:39 +08:00
0bab73adf5
*: use new row-format in tidb ( #12634 )
2020-01-02 22:34:39 +08:00
0d76bdb04a
*: fix schema change validation for partitioned table when transaction commit ( #14235 )
2020-01-01 19:17:09 +08:00
d006443194
type: encapsulate Time API ( #14288 )
2019-12-31 12:41:09 +08:00
57ecfb9b46
*: implement the diagnostics inspection framework ( #14114 )
...
Signed-off-by: Lonng <heng@lonng.org >
2019-12-25 15:58:58 +08:00
1335ffb6b7
*: support read consistency isolation level in the pessimistic transactions ( #14087 )
2019-12-24 21:24:39 +08:00
e8c198d235
*: implement the INSPECTION_SCHEMA to provide snapshot of inspection tables ( #14147 )
...
Signed-off-by: Lonng <heng@lonng.org >
2019-12-24 11:24:14 +08:00
cd07c4550d
*: support certificate based authentication ( #13955 )
2019-12-23 11:37:29 +08:00
933715f4a2
infoschema: add metric database/table to query cluster metric via SQL. ( #13757 )
2019-12-20 16:13:28 +08:00
fcc5dba8a7
infoschema: add 3 fields to statement summary table ( #14096 )
2019-12-19 21:42:39 +08:00
c39317e890
executor: support turn on/off slow-log by variables ( #14016 )
2019-12-18 10:48:46 +08:00
881038ee1b
session: support 'GLOBAL SCOPE' for tidb_enable_table_partition ( #14062 )
2019-12-17 10:10:25 +08:00
