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planner: ignore lock for temporary table of PointGet and BatchPointGet #24540

Merged
merged 9 commits into from
May 12, 2021
Merged

planner: ignore lock for temporary table of PointGet and BatchPointGet #24540

merged 9 commits into from
May 12, 2021

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mmyj
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@mmyj mmyj commented May 11, 2021

What problem does this PR solve?

Problem Summary:
Ignore lock for PointGetPlan and BatchPointGetPlan of temporary table.

What is changed and how it works?

How it Works:
Add an optimized rule to remove lock for PointGetPlan and BatchPointGetPlan of temporary table.

Related changes

  • N/A

Check List

Tests

  • Unit test

Side effects

  • N/A

Release note

  • Ignore lock for temporary table of PointGet and BatchPointGet.

@mmyj mmyj requested a review from a team as a code owner May 11, 2021 05:24
@mmyj mmyj requested review from winoros and removed request for a team May 11, 2021 05:24
@ti-chi-bot ti-chi-bot added needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels May 11, 2021
@ti-chi-bot ti-chi-bot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label May 11, 2021
@djshow832 djshow832 requested a review from qw4990 May 11, 2021 06:11
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/lgtm

@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label May 11, 2021
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/LGTM

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[REVIEW NOTIFICATION]

This pull request has been approved by:

  • djshow832
  • tiancaiamao

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

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@ti-chi-bot ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels May 12, 2021
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This PR just eliminate part of the locks.
We have optimistic/pessimistic transaction mode, there are select ... for update lock and normal read-write lock in the pessimistic transaction.

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/merge

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This pull request has been accepted and is ready to merge.

Commit hash: 99099a1

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label May 12, 2021
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/run-tics-test

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/merge

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@mmyj: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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@ti-chi-bot ti-chi-bot removed the status/can-merge Indicates a PR has been approved by a committer. label May 12, 2021
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/merge

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This pull request has been accepted and is ready to merge.

Commit hash: ce7a022

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label May 12, 2021
@ti-chi-bot ti-chi-bot merged commit e7db533 into pingcap:master May 12, 2021
@djshow832 djshow832 mentioned this pull request May 18, 2021
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@tiancaiamao tiancaiamao mentioned this pull request May 19, 2021
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Howie59 pushed a commit to Howie59/tidb that referenced this pull request May 21, 2021
@tiancaiamao @Howie59
*: fix revoke statement for CURRENT_USER() and refine error message (p…
f679a36 
…ingcap#24052)

* *: fix revoke statement for CURRENT_USER() and refine error message

planner: support set tidb_allow_mpp to `2` or `ENFORCE` to enforce use mpp mode. (pingcap#24516)

store/tikv: remove use of SchemaAmender option in store/tikv (pingcap#24408)

*: the value of tikv-client.store-liveness-timeout should not less than 0 (pingcap#24244)

store/tikv: remove use of EnableAsyncCommit option in store/tikv (pingcap#24462)

txn: Add txn state's view (pingcap#22908)

planner: ignore lock for temporary table of PointGet and BatchPointGet (pingcap#24540)

store/tikv: remove use of ReplicaRead transaction option in store/tikv (pingcap#24409)

store/driver: move error to single package (pingcap#24549)

ddl: add check table compatibility for temporary table (pingcap#24501)

store/tikv: remove use of IsStatenessReadOnly option in store/tikv (pingcap#24464)

store/tikv: change backoff type for missed tiflash peer. (pingcap#24577)

store/tikv: remove use of MatchStoreLabels transaction option in store/tikv (pingcap#24465)

executor, meta: Allocate auto id for global temporary tables (pingcap#24506)

store/tikv: remove use of SampleStep option in store/tikv (pingcap#24461)

executor: add partition pruning tests for adding and dropping partition operations (pingcap#24573)

ddl: forbid partition on temporary mode before put into queue (pingcap#24565)

ddl: speedup test case TestIndexOnMultipleGeneratedColumn (pingcap#24487)

execution: Fix issue 24439 Inconsistent error with MySQL for GRANT CREATE USER ON <specific db>.* (pingcap#24485)

*: fix errcheck (pingcap#24463)

test: make TestExtractStartTs stable (pingcap#24585)

ddl: forbid recover/flashback temporary tables (pingcap#24518)

executor: fix point_get result on clustered index when new-row-format disabled but new-collation enabled (pingcap#24544)

executor: Improve the performance of appending not fixed columns (pingcap#20969)

*: typo fix (pingcap#24564)

planner/core: refresh stale regions in cache for batch cop response (pingcap#24457)

binlog: DML on temporary tables do not write binlog (pingcap#24570)

store/tikv: remove use of GuaranteeLinearizability option in store/tikv (pingcap#24605)

store/tikv: remove use of CollectRuntimeStats option in store/tikv (pingcap#24604)

store/tikv: move Backoffer into a single package (pingcap#24525)

variables: init cte max recursive deeps in a new session (pingcap#24609)

store/tikv: move transaction options out to /kv (pingcap#24619)

store/driver: move backoff driver into single package so we can use i… (pingcap#24624)

server: close the temporary session in HTTP API to avoid memory leak (pingcap#24339)

store/tikv: use latest PD TS plus one as min commit ts (pingcap#24579)

planner: fix incorrect TableDual plan built from nulleq (pingcap#24596)

ranger: fix the case which could have duplicate ranges (pingcap#24590)

 executor, store: Pass the SQL digest down to pessimistic lock request (pingcap#24380)

kv: remove UnionStore interface (pingcap#24625)

*: enable gosimple linter (pingcap#24617)

txn: avoid the gc resolving pessimistic locks of ongoing transactions (pingcap#24601)

util: fix wrong enum building for index range  (pingcap#24632)

sessionctx: change innodb large prefix default (pingcap#24555)

store: fix data race about KVStore.tikvClient (pingcap#24655)

executor, privileges: Add dynamic privileges to SHOW PRIVILEGES (pingcap#24646)

ddl: refactor rule [4/6] (pingcap#24007)

cmd: ddl_test modify retryCnt from 5 to 20 (pingcap#24662)

executor: add correctness tests about direct reading with ORDER BY and LIMIT (pingcap#24455)

store/tikv: remove options from unionstore (pingcap#24629)

planner: fix wrongly check for update statement (pingcap#24614)

store/tikv: remove CompareTS (pingcap#24657)

planner, privilege: Add security enhanced mode part 4 (pingcap#24416)

executor: add some test cases about partition table dynamic-mode with split-region (pingcap#24665)

planner: fix wrong column offsets when processing dynamic pruning for IndexJoin (pingcap#24659)

*: Add security enhanced mode part 3 (pingcap#24412)

store/tikv: resolve ReplicaReadType dependencies (pingcap#24653)

executor: add test cases about partition table with `expression` (pingcap#24628)

tablecodec: fix write wrong prefix index value when collation is ascii_bin/latin1_bin (pingcap#24578)

*: compatibility with staleread (pingcap#24285)

session: test that temporary tables will also be retried (pingcap#24505)

domain, session: Add new sysvarcache to replace global values cache (pingcap#24359)

ddl, transaction: DDL on temporary tables won't affect transactions (pingcap#24534)

*: implement tidb_bounded_staleness built-in function (pingcap#24328)

executor: add correctness tests for partition table with different joins (pingcap#24673)

expression: fix the spelling of word arithmetical (pingcap#24713)

store/copr: balance region for batch cop task (pingcap#24521)

store, metrics: Add metrics for safetTS updating (pingcap#24687)

sem: add tidbredact log to restricted variables (pingcap#24701)

session: fix dml_batch_size doesn't load the global variable (pingcap#24710)

store/tikv: retry TSO RPC (pingcap#24682)

expression, planner: push cast down to control function with enum type. (pingcap#24542)

executor: add correctness tests about IndexMerge (pingcap#24674)

variable: change default for DefDMLBatchSize tidbOptInt64 call (pingcap#24697)

planner: add partitioning pruning tests for range partitioning (pingcap#24554)

*: add option for enum push down (pingcap#24685)

txn: break dependency from store/tikv to tidb/kv cause by TransactionOption (pingcap#24656)

executor: enhancement for ListInDisk(support writing after reading) (pingcap#24379)

kv: move TxnScope into kv (pingcap#24715)

execution: fix the incorrect use of cached plan for point get (pingcap#24749)

executor: add correctness tests about direct reading with indexJoin (pingcap#24497)

variable:  fix sysvar datarace with deep copy (pingcap#24732)

*: Implementing RENAME USER (pingcap#24413)

infoschema, executor: Add the deadlock table (pingcap#24524)

docs: Some proposal for renaming and configurations for Lock View (pingcap#24718)

planner: add range partition boundaries tests with BETWEEN expression (pingcap#24598)

oracle: simplify timestamp utilities (pingcap#24688)

executor: fix wrong enum key in point get (pingcap#24618)

ranger: fix incorrect enum range for xxx_ci collation (pingcap#24661)

executor: add some test cases about dynamic-mode and apply operator (pingcap#24683)

store/tikv: remove Variables.Hook (pingcap#24758)

ddl: speed up the execution time of `TestBackwardCompatibility`. (pingcap#24704)

*: prepare errors for CTE (pingcap#24763)

expression: support cast real/int as real (pingcap#24670)

executor: add table name in log (pingcap#24666)

expression: add builtin function ``json_pretty`` (pingcap#24675)

ddl: make `TestDropLastVisibleColumns` stable (pingcap#24790)

* ddl: make `TestDropLastVisibleColumns` stable

*: support AS OF TIMESTAMP read-only begin statement (pingcap#24740)

executor: Fix unstable TestTiDBLastTxnInfoCommitMode (pingcap#24779)

planner: add tests for partition range boundaries for LT/GT (pingcap#24574)

test: record random seed in TestIssue20658 (pingcap#24782)

store/tikv/retry: define Config instead of BackoffType (pingcap#24692)

config: ignore tiflash when show config (pingcap#24770)

privileges: improve dynamic privs registration and tests (pingcap#24773)

README: remove the link of TiDB Monthly Update (pingcap#24791)

region_cache: filter peers on tombstone or dropped stores (pingcap#24726)

util/stmtsummary: remove import package tikv (pingcap#24776)

ddl: grammar check for create unsupported temporary table (pingcap#24723)

*: update go.etcd.io/bbolt (pingcap#24799)

ddl: speed up the execution time of `ddl test` and `Test Chunk pingcap#7 ddl-other` (pingcap#24780)

executor: remove the unnecessary use of fmt.Sprintf (pingcap#24815)

executor: fix index join panic on prefix index on some cases (pingcap#24568)
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