0823fdb6b3
planner, executor: implement the null-aware antiSemiJoin and null-aware antiLeftOuterSemiJoin (hash join with inner build) ( #37512 )
...
close pingcap/tidb#37525
2022-09-20 00:05:03 +08:00
40e87a3697
table partition: set tidb_enable_exchange_partition default on ( #37284 )
...
close pingcap/tidb#35996
2022-09-19 15:09:01 +08:00
c4638b70fd
*: support metadata lock ( #37393 )
...
ref pingcap/tidb#37275
2022-09-18 20:57:00 +08:00
efc07201e3
planner: support 3 stage aggregation for single scalar distinct agg ( #37203 )
...
close pingcap/tidb#37202
2022-09-17 13:36:59 +08:00
f61024b2dc
variables: change tidb_rc_read_check_ts to instance level ( #37803 )
...
close pingcap/tidb#37802
2022-09-16 18:28:59 +08:00
20d46c2c53
planner: make unsafe substitute can be used in generated column ( #37779 )
...
close pingcap/tidb#35490
2022-09-16 12:50:59 +08:00
5209ac2fa1
sessionctx: support session var tidb_last_plan_replayer_token ( #37851 )
...
ref pingcap/tidb#37798
2022-09-15 18:15:00 +08:00
b5ab19c098
planner: remove old useless interfaces about cost model ( #37801 )
...
ref pingcap/tidb#35240
2022-09-15 15:47:00 +08:00
100b65819b
Optimize: TiDB skip getting tso from PD at RC isolation for some special scenes ( #36823 )
...
close pingcap/tidb#36812
2022-09-13 16:40:58 +08:00
d86e7956d4
*: support send flashback cluster RPC ( #37659 )
...
close pingcap/tidb#37651 , close pingcap/tidb#37665
2022-09-09 11:40:56 +08:00
ca5de8928b
session, planner: add a session variable "tidb_opt_force_inline_cte" ( #37626 )
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close pingcap/tidb#36514
2022-09-08 15:52:57 +08:00
52c847651d
sessionctx/variable: add system variable tidb_opt_range_max_size ( #37706 )
...
ref pingcap/tidb#37176
2022-09-08 15:20:57 +08:00
1d482db4dd
*: Support for tidb_sm3_password authentication ( #36193 )
...
close pingcap/tidb#36192
2022-09-08 12:00:57 +08:00
9036de3394
*: support create table with foreign key and maintain foreign key reference ( #37148 )
...
close pingcap/tidb#37147
2022-09-07 13:22:56 +08:00
878ac8e38f
ddl/ingest: add the management infra for lightning struct ( #37521 )
...
ref pingcap/tidb#35983
2022-09-06 12:20:55 +08:00
3e39d4514f
*: add a config to enable write statements to read on TiFlash ( #37516 )
...
close pingcap/tidb#37515
2022-09-02 17:54:25 +08:00
835922a5cd
txn: support skipping locking of some INSERT in pessimistic transactions ( #36473 )
...
close pingcap/tidb#36579
2022-09-01 18:34:25 +08:00
ccd4f347a2
*: Enable tiflash_fastscan variable and remove fast mode alter statment ( #37027 )
...
ref pingcap/tidb#35850
2022-08-29 11:28:22 +08:00
2c22fff571
sessionctx/variable: fix range check for @@timestamp ( #37249 )
...
close pingcap/tidb#31585
2022-08-23 16:30:20 +08:00
21847fe58b
planner: set EnableOuterJoinReorder to false by default ( #37264 )
...
ref pingcap/tidb#37238
2022-08-22 19:30:20 +08:00
f65948d8d5
planner: modify sysvar TiDBPrepPlanCacheSize scope ( #37131 )
...
ref pingcap/tidb#36598
2022-08-16 16:22:51 +08:00
0039dd2fde
planner: introduce tidb_general_plan_cache_size for general plan cache ( #37087 )
...
ref pingcap/tidb#36598
2022-08-16 12:04:52 +08:00
323fdb224d
ddl: add index acceleration introduce sysvars and config param ( #36088 )
...
ref pingcap/tidb#35983
2022-08-12 15:44:49 +08:00
d6d0ce7b10
*: gofmt code for adapting go 1.19 ( #36832 )
...
ref pingcap/tidb#36879
2022-08-11 12:50:49 +08:00
d67e29e658
sessionctx/variable: remove further skipinit ( #36199 )
...
ref pingcap/tidb#35051
2022-08-10 14:22:48 +08:00
244b353a11
planner: support session level for the variable tidb_enable_prepared_plan_cache ( #36923 )
...
ref pingcap/tidb#36598
2022-08-08 11:18:47 +08:00
6be08109fb
variable: Remove WARN for variable tidb_enable_noop_variable ( #36890 )
...
close pingcap/tidb#36647
2022-08-05 14:26:06 +08:00
0a8611ddfe
sysvar: add parsing phase for setting 'init_connect' ( #36865 )
...
close pingcap/tidb#35324
2022-08-05 12:42:06 +08:00
5ef18981cc
Revert "planner: refactor the IsolationReadEngines variable for plan cache" ( #36873 )
2022-08-04 10:30:06 +08:00
bd3d138049
planner: remove the useless variable tidb_enable_point_get_cache ( #36844 )
...
close pingcap/tidb#36598
2022-08-03 20:20:05 +08:00
3847d9e56f
planner: refactor the IsolationReadEngines variable for plan cache ( #36770 )
...
ref pingcap/tidb#36598
2022-08-03 19:44:05 +08:00
6a6fa8a882
ddl: Add sql_require_primary_key sysvar ( #36146 )
...
close pingcap/tidb#28544
2022-08-03 17:20:06 +08:00
c060208b2f
*: move config file option oom-use-tmp-storage to sysvar ( #36679 )
...
ref pingcap/tidb#33769
2022-08-02 16:58:05 +08:00
0b1d3e0da3
*: cleanup sysvar API usage ( #36640 )
...
close pingcap/tidb#36639
2022-08-02 07:54:04 +08:00
fc217d432c
config, sysvar: add config instance.enable_ddl and sysvar tidb_enable_ddl ( #35425 )
...
ref pingcap/tidb#34960
2022-08-01 15:02:06 +08:00
158ba1a1d9
*: enable part revive for all code ( #36703 )
2022-08-01 14:02:06 +08:00
1cd8c31b1a
session: fix auto commit variable change effect on transaction commit ( #36631 )
...
close pingcap/tidb#36581
2022-08-01 09:36:04 +08:00
8e77ce264c
*: introduce @@tidb_max_paging_size system variable for tuning ( #36599 )
...
close pingcap/tidb#36328
2022-07-29 15:29:12 +08:00
b0c6c5afa7
*: cleanup default sysvar value usage ( #36487 )
...
close pingcap/tidb#36485
2022-07-26 19:51:10 +08:00
f0717dfe07
statistics, sessionctx: introduce topn assisted cardinality estimation for string matching functions ( #36210 )
...
close pingcap/tidb#36209
2022-07-20 21:55:09 +08:00
ab513bf0ca
ddl: support concurrent ddl ( #32169 )
...
* 1. init ddl tables
create tidb_ddl_job, tidb_ddl_reorg, tidb_ddl_history tables with raw meta write, these 3 tables is use to replace the ddl job queue and reorg and history hash table
* 2. setup concurrent ddl env and add ddl worker pool
adds the ddl worker pool definition, the ddl job manager will find a job and ship it to a worker in the worker pool.
Also, this commit provides a sessionctx wrapper, only use in ddl relate. it just wraps begin, commit and execute
* 3. add ddl manager to handle ddl job
* 4. reorg handler for concurrent ddl
just implements the partner of the reorg information.
* 5. manage ddl jobs for concurrent ddl
add the partner of add job, delete job and many others related to history job
because many of the functions need a session now, we just change the caller
* 6. add metrics for concurrent ddl
add metrics
* 7. support multiple tables
* 8. fix test
* 9. migrate ddl between table and queue
support switch between the old and new ddl framework, migrate the existing ddl job between queue and table
* 10. check tikv version and set reorg worker count according cpu count
* *: add featuretag on tests
Signed-off-by: Weizhen Wang <wangweizhen@pingcap.com >
* use a determined table id for 3 tables
* remove ctx value
* add GetSchemaVersionWithNonEmptyDiff function
* address tangenta and zimulala comment
* use only one etcd path
* make ActionRenameTable support multi-schema
* reset sql digest to make top sql work correct
* add comment
* fix test
* remove 0 for schema version lock
Co-authored-by: xiongjiwei <xiongjiwei1996@outlook.com >
Co-authored-by: Ti Chi Robot <ti-community-prow-bot@tidb.io >
Co-authored-by: wjHuang <huangwenjun1997@gmail.com >
2022-07-20 21:20:07 +08:00
fbbae462f1
planner: expose two variables related to the cost model ( #36356 )
...
ref pingcap/tidb#35240
2022-07-20 20:45:09 +08:00
fd6f5dd798
*: GC-aware memory track for analyze ( #35248 )
...
close pingcap/tidb#34996
2022-07-20 20:17:09 +08:00
a52656fde4
*: add binary plan in stmt summary and slow log/query ( #35698 )
...
close pingcap/tidb#35889
2022-07-20 18:21:09 +08:00
d00b984f4c
executor, statistics: analyze use MaxUint64 ts to read data ( #35232 )
...
close pingcap/tidb#35233
2022-07-20 16:09:08 +08:00
afd71bdefd
executor: support dispatch cop request to closest replica adaptively ( #35927 )
...
ref pingcap/tidb#35926
2022-07-19 17:59:07 +08:00
67be460efe
planner: enable the new cost interface by default ( #36241 )
...
ref pingcap/tidb#35240
2022-07-18 21:21:08 +08:00
c28bac3d72
planner: support rewrite for skew group distinct aggregate to avoid skew execution ( #36181 )
...
close pingcap/tidb#36169
2022-07-18 15:29:07 +08:00
9a2ed52119
server, sessionctx: support token-based authentication ( #36152 )
...
close pingcap/tidb#35913
2022-07-14 18:29:06 +08:00
2193bfe3b7
*: remove system var tidb_enable_change_multi_schema ( #36167 )
...
ref pingcap/tidb#14766
2022-07-14 10:37:05 +08:00
