|
|
758e5e0791
|
session: Add a new session variable to control the prefix index optimization for ORDER BY ... LIMIT queries (#65314)
fix pingcap/tidb#63280
|
2025-12-31 12:48:44 +00:00 |
|
|
|
9c74029894
|
sessionctx: Increase max value for innodb_lock_wait_timeout (#65153)
close pingcap/tidb#65152
|
2025-12-22 20:05:19 +00:00 |
|
|
|
69fb8dbc92
|
*: support system variable tidb_index_lookup_pushdown_policy and hint NO_INDEX_LOOKUP_PUSHDOWN (#64932)
ref pingcap/tidb#62575
|
2025-12-15 05:38:47 +00:00 |
|
|
|
dd72952396
|
sessionctx,traceevent: support flight recorder sink to log and update @@tidb_trace_event (#64362)
ref pingcap/tidb#64008
|
2025-11-11 05:46:26 +00:00 |
|
|
|
e2d602a229
|
*: add tidb_slow_log_max_per_sec variable to control the number of slow logs written per second (#63996)
close pingcap/tidb#63995
|
2025-11-04 12:50:50 +00:00 |
|
|
|
1cc2a48d78
|
planner: update embedded analyze variable name (#64154)
ref pingcap/tidb#63326
|
2025-11-03 05:35:50 +00:00 |
|
|
|
16ccc85176
|
sessionctx: simplify code by unifying executor concurrency sysvars (#64044)
|
2025-10-31 09:34:50 +00:00 |
|
|
|
800cf83e02
|
memory: global mem resources arbitrator (#63073)
close pingcap/tidb#58194
|
2025-10-30 13:13:49 +00:00 |
|
|
|
3645a38dfa
|
*: introduce the traceevent package (#64051)
ref pingcap/tidb#64008
|
2025-10-27 15:10:04 +00:00 |
|
|
|
1a9221eacb
|
*: add a variable for dynamic slow log trigger rules with global (supporting ConnID-specific) and session scope (#63779)
close pingcap/tidb#63778
|
2025-10-23 06:21:16 +00:00 |
|
|
|
e22494d43d
|
variable: mark tidb_index_serial_scan_concurrency as deprecated (#64023)
close pingcap/tidb#63931
|
2025-10-21 17:54:46 +00:00 |
|
|
|
d8bf6317aa
|
*: add tidb_enable_binding_usage (#63988)
close pingcap/tidb#63986
|
2025-10-21 08:36:22 +00:00 |
|
|
|
f272a258f9
|
variable: mark tidb_enable_async_merge_global_stats as deprecated soon (#63911)
ref pingcap/tidb#63439
|
2025-10-17 14:17:49 +00:00 |
|
|
|
31338c0d67
|
variable: tweak set instance for all instance variables (#63615)
close pingcap/tidb#63614
|
2025-10-17 06:10:13 +00:00 |
|
|
|
9a39320b2e
|
sysvar: add internal session flag (#63709)
close pingcap/tidb#63708
|
2025-10-10 09:12:38 +00:00 |
|
|
|
007861065e
|
planner: create index with embedded analyze (#63143)
close pingcap/tidb#63326
|
2025-09-30 04:03:25 +00:00 |
|
|
|
eb6cdbbc8a
|
pkg/config: add buffer config for plugin audit log (#63651)
close pingcap/tidb#63650
|
2025-09-23 07:52:23 +00:00 |
|
|
|
6ba98357b9
|
planner: Exists subquery to join variable (#63416)
ref pingcap/tidb#44850
|
2025-09-10 13:18:33 +00:00 |
|
|
|
d022959e78
|
planner: keep join keys for join optimization in constant propagation (#63404)
close pingcap/tidb#60076, close pingcap/tidb#63314
|
2025-09-10 02:07:48 +00:00 |
|
|
|
ec3ade5dea
|
planner: allow cartesian joins in greedy join order algo to explore better join orders (#63309)
close pingcap/tidb#63290
|
2025-09-09 15:44:57 +00:00 |
|
|
|
5810837368
|
test: fix or skip some failed next-gen tests (#63355)
close pingcap/tidb#63343
|
2025-09-05 17:57:12 +00:00 |
|
|
|
013cacffeb
|
planner: Add variable for no_decorrelate in select list (#63204)
close pingcap/tidb#51116
|
2025-09-03 18:34:00 +00:00 |
|
|
|
032d5f827a
|
sessionctx: set strict assertion level as default for next-gen (#63174)
close pingcap/tidb#63172
|
2025-08-29 03:45:25 +00:00 |
|
|
|
50e9e88a75
|
planner: update the fundamental NDV scaling estimation formula (#63068)
close pingcap/tidb#54812
|
2025-08-27 14:03:34 +00:00 |
|
|
|
c7c45c2d0a
|
planner,selectivity: record the default selectivity (#63102)
close pingcap/tidb#55366
|
2025-08-26 08:42:18 +00:00 |
|
|
|
5fab436e60
|
planner: use expoBackoff for GROUP BY cardinality estimation when no … (#62813)
close pingcap/tidb#62756
|
2025-08-25 21:16:10 +00:00 |
|
|
|
259852d340
|
*: add the new SEMv2 config and implement most of the functions (#61634)
close pingcap/tidb#61582, close pingcap/tidb#61583, close pingcap/tidb#61584, close pingcap/tidb#61585
|
2025-08-18 13:38:47 +00:00 |
|
|
|
bc0d97a44d
|
variable: change tidb_redact_log to global variable (#62892)
close pingcap/tidb#62890
|
2025-08-16 04:03:47 +00:00 |
|
|
|
2a35445ba7
|
mdl: move the set variable check of nextgen from variable pkg to planner (#62882)
ref pingcap/tidb#61702
|
2025-08-11 04:55:13 +00:00 |
|
|
|
2d07f5c716
|
mdl: always enable and make it read only in nextgen (#62865)
ref pingcap/tidb#61702
|
2025-08-07 06:11:21 +00:00 |
|
|
|
5f051c78d1
|
sessionctx: mark tidb_enable_auto_analyze_priority_queue as deprecated (#62659)
|
2025-08-06 15:35:54 +00:00 |
|
|
|
bb89e7ab57
|
br: add global variable to control checkpoint lag limit (#62680)
close pingcap/tidb#62679
|
2025-08-01 10:52:29 +00:00 |
|
|
|
94121719e2
|
executor, distsql: add retry for EstablishMPPConnection on failure (#62355)
close pingcap/tidb#62421
|
2025-07-16 16:45:09 +00:00 |
|
|
|
81370d4c72
|
planner: add skew risk ratio for range pred (#62035)
close pingcap/tidb#62093
|
2025-07-07 20:32:30 +00:00 |
|
|
|
15fe8f1be9
|
telemetry: add telemetry related code back (#61753)
close pingcap/tidb#61766
|
2025-07-04 05:19:57 +00:00 |
|
|
|
d31c573cf2
|
planner: remove useless code (#61968)
|
2025-07-04 00:49:15 +00:00 |
|
|
|
216b8cbff8
|
session: rename circuit breaker sysvar (#61951)
close pingcap/tidb#61614
|
2025-06-24 08:22:24 +00:00 |
|
|
|
a3cba16f8e
|
planner: fix uninit timeout for loading bindings (#61891)
close pingcap/tidb#61889
|
2025-06-23 04:21:48 +00:00 |
|
|
|
c2e5dd3571
|
session: change the variable range of circuit breaker (#61613)
close pingcap/tidb#61614
|
2025-06-10 13:11:28 +00:00 |
|
|
|
6d7cb93499
|
config: add check to keyspace name (#61295)
ref pingcap/tidb#60418
|
2025-05-26 05:14:22 +00:00 |
|
|
|
6a4e8cfcd0
|
variable: tidb_enable_ts_validation (#60548)
close pingcap/tidb#60547
|
2025-05-22 10:42:38 +00:00 |
|
|
|
bf9fbde9e9
|
planner: add variable control for index join build v2 and default them on (#60592)
close pingcap/tidb#60106
|
2025-05-21 08:34:46 +00:00 |
|
|
|
cad2ab97ed
|
sessionctx: disable fair locking in next-gen (#60698)
ref pingcap/tidb#60697
|
2025-04-28 03:53:01 +00:00 |
|
|
|
3dc48a1653
|
planner: add skew risk for equals (#60648)
close pingcap/tidb#60722
|
2025-04-24 04:11:46 +00:00 |
|
|
|
d46ecaa4c3
|
planner: add optimizer cost factors (#60333)
close pingcap/tidb#60357
|
2025-04-10 21:56:33 +00:00 |
|
|
|
914e4ce8d8
|
session: add a session variable to control whether to use hash join v2 in TiFlash (#60300)
close pingcap/tidb#60299
|
2025-03-29 04:39:31 +00:00 |
|
|
|
95181316d5
|
planner: revert and fix "remove the useless variable tidb_enable_point_get_cache from #36844". (#60272)
close pingcap/tidb#36598
|
2025-03-27 16:39:52 +00:00 |
|
|
|
2fc7aa5ee6
|
variable: add @@tidb_enable_batch_query_region (#60015)
ref pingcap/tidb#58439
|
2025-03-12 10:46:57 +00:00 |
|
|
|
cca5361a8e
|
variable: tidb_pipelined_dml_resource_policy (#57352)
ref pingcap/tidb#50215
|
2025-03-06 12:03:20 +00:00 |
|
|
|
87f6c7b7e4
|
executor: introduce max_user_connections (#59197)
close pingcap/tidb#59203
|
2025-02-26 05:02:00 +00:00 |
|
