log ○ Log level Tools ● Lightning ● New binlog Benchmark 2.0 VS 1.0 on TPC-H Scale 50 2.1 VS 2.0 on TPC-H Scale 50 2.1 VS 2.0 on Sysbench Point-Query 2.1.0-RC5 is shipped. 2.1.0-GA is not (Range Partition, GA) ● View, Window Function, CTE Open Source ● Document ○ Design Docs ○ Source Code Reading ○ Community ● Open Source Community ○ More open ○ 20k+ Stars ○ More contributors: 161 -> 215

your applications to TiDB, you do not need to change a single line of code in many cases or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help @LykxSassinator • Reduce the requested size of memory usage by code optimization #13827 @BusyJay • Introduce the Raft extension to improve code extensibility #13827 @BusyJay • Support using tikv-ctl to query promoting the robust development of TiDB. We sincerely appreciate all contributors who have submitted code, written and translated documents for TiDB. 2.6.1 TiDB developers TiDB developers contribute to

○ Schrodinger-test platform ○ Failpoint injection ○ Goroutine-leak detection ● Optimization ○ Chunk vs interface{} ○ Vectorized execution TiDB Overview TiDB TiDB TiDB Application via MySQL Protocol TiKV will give us a report What is Schrodinger(2/2) Failpoint injection ● Failpoints are used to add code points where errors may be injected ● Why we need failpoints? ○ Some errors are hard to reproduce cgi?query=fail ● Define failpoints by comments ○ gofail enable converts comments to code ○ gofail disable converts code to comments Gofail in TiDB func (txn *tikvTxn) Commit(ctx context.Context) error

migrate applications to TiDB, you do not need to change a single line of code in many cases, or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help Feature Description Scalability and Performance Support running multiple <code>ADD INDEXcode> statements in parallel This feature allows for concurrent jobs to add multiple single table. Previously, it would take the time of X plus the time �→ of Y to execute two <code>ADD INDEXcode> statements simultaneously �→ (X and Y). With this feature, adding two indexes X and Y in

migrate applications to TiDB, you do not need to change a single line of code in many cases, or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help services. This feature improves the capability of the PD cluster to �→ handle <code>GetRegioncode> and <code>ScanRegionscode> requests �→ in clusters with a large number of TiDB nodes and Regions, thereby promoting the robust development of TiDB. We sincerely appreciate all contributors who have submitted code, written and translated documents for TiDB. 2.6.1 TiDB developers TiDB developers contribute to

migrate applications to TiDB, you do not need to change a single line of code in many cases, or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help system-variables#tidb_load_based_replica_read_threshold-new-in-v700" �→ target="_blank"><code>tidb_load_based_replica_read_thresholdcode>. TiKV supports0 码力 | 5716 页 | 104.74 MB | 1 年前

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· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2550 13.7.2 IMPORT INTO vs. TiDB Lightning· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2553 13.7.3 Compatibility migrate applications to TiDB, you do not need to change a single line of code in many cases, or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help services. This feature improves the capability of the PD cluster to �→ handle <code>GetRegioncode> and <code>ScanRegionscode> requests �→ in clusters with a large number of TiDB nodes and Regions, thereby

· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2582 13.7.2 IMPORT INTO vs. TiDB Lightning· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2585 13.7.3 Compatibility migrate applications to TiDB, you do not need to change a single line of code in many cases, or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help projection_push_down-new-in-v610">Default pushdown of the <code> �→ Projectioncode> operator to the storage engine Pushing the <code>Projectioncode> operator down to the storage engine �→ can distribute

· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2574 13.7.2 IMPORT INTO vs. TiDB Lightning· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2577 13.7.3 Compatibility migrate applications to TiDB, you do not need to change a single line of code in many cases, or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help memory, CPU, �→ and location. According to the load balancing policy specified in the �→ <code>policycode> configuration item, TiProxy dynamically selects �→ the optimal TiDB node to execute database

· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2999 13.7.2 IMPORT INTO vs. TiDB Lightning· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 3002 13.7.3 Compatibility migrate applications to TiDB, you do not need to change a single line of code in many cases, or only need to modify a small amount of code. In addition, TiDB provides a series of data migration tools to help 4.0 introduces �→ the number of keys processed by the Coprocessor (<code>PROCESSED_KEYS �→ code>) and request units (<code>RUcode>) as identifying �→ conditions, and puts identified queries into the