TiDB v5.3 Documentationlength to fix precision-related issues #3091 – Fix the issue of a wrong way to check for overflow in plus expression #26977 – Fix the issue of data too long error when dumping statistics from the table with `INSERT` statement with the `REPLACE` �→ statement and splits the `UPDATE` statement into `DELETE` �→ plus `REPLACE`. -txn-batch int the number of SQL statements of a transaction which are output �→ to `INSERT` statement with the `REPLACE` �→ statement and replaces the `UPDATE` statement with `DELETE` �→ plus `REPLACE` statements. safe-mode = false # the downstream service type of Drainer ("mysql" by default)0 码力 | 2996 页 | 49.30 MB | 1 年前3
TiDB v5.1 Documentation`INSERT` statement with the `REPLACE` �→ statement and splits the `UPDATE` statement into `DELETE` �→ plus `REPLACE`. -txn-batch int the number of SQL statements of a transaction which are output �→ to `INSERT` statement with the `REPLACE` �→ statement and replaces the `UPDATE` statement with `DELETE` �→ plus `REPLACE` statements. safe-mode = false # the downstream service type of Drainer ("mysql" by default) updates in the following way: • Insert is modified to Replace Into • Update is modified to Delete plus Replace Into Default value: false 11.7.5.2.14 syncer.to The syncer.to section introduces different0 码力 | 2745 页 | 47.65 MB | 1 年前3
TiDB v5.2 Documentation`INSERT` statement with the `REPLACE` �→ statement and splits the `UPDATE` statement into `DELETE` �→ plus `REPLACE`. -txn-batch int the number of SQL statements of a transaction which are output �→ to `INSERT` statement with the `REPLACE` �→ statement and replaces the `UPDATE` statement with `DELETE` �→ plus `REPLACE` statements. safe-mode = false # the downstream service type of Drainer ("mysql" by default) updates in the following way: • Insert is modified to Replace Into • Update is modified to Delete plus Replace Into Default value: false 11.7.5.2.14 syncer.to The syncer.to section introduces different0 码力 | 2848 页 | 47.90 MB | 1 年前3
TiDB 2.1.7for instance, allocates timestamps based on local wall-clocks, but ensures monotonicity through Raft plus a leader lease. Clock skew between PD nodes can cause allocated timestamps to diverge from wall time0 码力 | 9 页 | 141.29 KB | 6 月前3
TiDB v5.4 Documentation`INSERT` statement with the `REPLACE` �→ statement and splits the `UPDATE` statement into `DELETE` �→ plus `REPLACE`. -txn-batch int the number of SQL statements of a transaction which are output �→ to `INSERT` statement with the `REPLACE` �→ statement and replaces the `UPDATE` statement with `DELETE` �→ plus `REPLACE` statements. safe-mode = false # the downstream service type of Drainer ("mysql" by default) updates in the following way: • Insert is modified to Replace Into • Update is modified to Delete plus Replace Into Default value: false 11.7.5.2.14 syncer.to The syncer.to section introduces different0 码力 | 3650 页 | 52.72 MB | 1 年前3
TiDB v6.1 Documentationtime. • The execute time may also be significantly greater than the total time of the KV request plus the tso_wait time. This means that the SQL execution time is spent mostly inside the TiDB executor the following query: SELECT * FROM t WHERE col1 <= 1 OR col1 IS NULL; The preceding query result plus one will be the final estimation for the row count. In this way, you do not need to use the independent MySQL-2 instances, to the downstream test_table table in the test_db database of TiDB, in the full data plus incre- mental data mode. Edit the task.yaml task configuration file as below: ##### The task name0 码力 | 4487 页 | 84.44 MB | 1 年前3
TiDB v7.5 Documentationconcurrent jobs to add multiple indexes for a �→ single table. Previously, it would take the time of X plus the time �→ of Y to execute twoADD INDEXstatements simultaneously �→ (X and Y). With time. • The execute time may also be significantly greater than the total time of the KV request plus the tso_wait time. This means that the SQL execution time is spent mostly inside the TiDB executor the following query: SELECT * FROM t WHERE col1 <= 1 OR col1 IS NULL; The preceding query result plus one will be the final estimation for the row count. In this way, you do not need to use the independent0 码力 | 6020 页 | 106.82 MB | 1 年前3
TiDB v6.5 Documentationtime. • The execute time may also be significantly greater than the total time of the KV request plus the tso_wait time. This means that the SQL execution time is spent mostly inside the TiDB executor the following query: SELECT * FROM t WHERE col1 <= 1 OR col1 IS NULL; The preceding query result plus one will be the final estimation for the row count. In this way, you do not need to use the independent MySQL-2 instances, to the downstream test_table table in the test_db database of TiDB, in the full data plus incre- mental data mode. Edit the task.yaml task configuration file as below: ##### The task name0 码力 | 5282 页 | 99.69 MB | 1 年前3
TiDB v7.6 Documentationtime. • The execute time may also be significantly greater than the total time of the KV request plus the tso_wait time. This means that the SQL execution time is spent mostly inside the TiDB executor the following query: SELECT * FROM t WHERE col1 <= 1 OR col1 IS NULL; The preceding query result plus one will be the final estimation for the row count. In this way, you do not need to use the independent MySQL-2 instances, to the downstream test_table table in the test_db database of TiDB, in the full data plus incre- mental data mode. Edit the task.yaml task configuration file as below: ##### The task name0 码力 | 6123 页 | 107.24 MB | 1 年前3
TiDB v8.2 Documentationtime. • The execute time may also be significantly greater than the total time of the KV request plus the tso_wait time. This means that the SQL execution time is spent mostly inside the TiDB executor the following query: SELECT * FROM t WHERE col1 <= 1 OR col1 IS NULL; The preceding query result plus one will be the final estimation for the row count. In this way, you do not need to use the independent MySQL-2 instances, to the downstream test_table table in the test_db database of TiDB, in the full data plus incre- mental data mode. Edit the task.yaml task configuration file as below: ##### The task name0 码力 | 6549 页 | 108.77 MB | 10 月前3
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