：任务超时时间，默认为一天。单位秒。 Example Example 1. 从 example_repo 中恢复备份 snapshot_1 中的表 backup_tbl 到数据库 example_db1，时间版本为 "2020-05-04-16-45- 08"。恢复为 1 个副本： kafka_partitions kafka_partitions kafka_partitions kafka_partitions 中恢复备份 snapshot_2 中的表 backup_tbl 的分区 p1,p2，以及表 backup_tbl2 到数据库 example_db1， 并重命名为 new_tbl，时间版本为 "2020-05-04-17-11-01"。默认恢复为 3 个副本： Keywords Keywords 最佳实践 最佳实践 1. 同一数据库下只能有一个正在执行的恢复操作。 2. 可以将仓库中备份 backup_tbl`` )) PROPERTIES PROPERTIES (( "backup_timestamp" "backup_timestamp"=="2020-05-04-16-45-08" "2020-05-04-16-45-08",, "replication_num" "replication_num" == "1" "1" ));; RESTORE

the transaction isolation #25680 – Fix the issue that the ODBC-styled constant (for example, {d '2020-01-01'}) cannot be used as the expression #25531 – Fix the issue that SELECT DISTINCT converted to Community Git Commit Hash: 689a6b6439ae7835947fcaccf329a3fc303986cb Git Branch: HEAD UTC Build Time: 2020-05-28 11:09:45 GoVersion: go1.13.4 157 Race Enabled: false TiKV Min Version: v3.0.0-60965b00687 Pos (COMMIT_TS). cat metadata Started dump at: 2020-11-10 10:40:19 SHOW MASTER STATUS: Log: tidb-binlog Pos: 420747102018863124 Finished dump at: 2020-11-10 10:40:20 3. Export the data in cluster A

SELECT * FROM t AS OF TIMESTAMP '2020-09-06 00:00:00'; START TRANSACTION READ ONLY AS OF TIMESTAMP '2020-09-06 00:00:00'; SET TRANSACTION READ ONLY as of timestamp '2020-09-06 00:00:00'; • Introduce a Community Git Commit Hash: 689a6b6439ae7835947fcaccf329a3fc303986cb Git Branch: HEAD UTC Build Time: 2020-05-28 11:09:45 GoVersion: go1.13.4 148 Race Enabled: false TiKV Min Version: v3.0.0-60965b00687 the backup operation again: • Change the directory for the backup. For example, change /dir/backup-2020-01-01/ to /dir/backup_local/. • Delete the backup directory of all TiKV nodes and BR nodes. 237

Community Git Commit Hash: 689a6b6439ae7835947fcaccf329a3fc303986cb Git Branch: HEAD UTC Build Time: 2020-05-28 11:09:45 GoVersion: go1.13.4 169 Race Enabled: false TiKV Min Version: v3.0.0-60965b00687 Pos (COMMIT_TS). cat metadata Started dump at: 2020-11-10 10:40:19 SHOW MASTER STATUS: Log: tidb-binlog Pos: 420747102018863124 Finished dump at: 2020-11-10 10:40:20 3. Export the data in cluster A the backup operation again: • Change the directory for the backup. For example, change /dir/backup-2020-01-01/ to /dir/backup_local/. • Delete the backup directory of all TiKV nodes and BR nodes. 265

. . . . . . 219 CNCF Webinar 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219 MySQL Pre-FOSDEM Day 2020 . . . . . . . . . . . . . . . 21 May 2020 01:05:26 GMT Content -Type: text/html; charset=utf-8 Starting MySQL for tablet zone1 -0000000200... Starting vttablet for zone1 -0000000200... HTTP/1.1 200 OK Date: Thu, 21 May 2020 01:05:31 21 May 2020 01:05:35 GMT Content -Type: text/html; charset=utf-8 Starting MySQL for tablet zone1 -0000000400... Starting vttablet for zone1 -0000000400... HTTP/1.1 200 OK Date: Thu, 21 May 2020 01:05:40

Community Git Commit Hash: 689a6b6439ae7835947fcaccf329a3fc303986cb Git Branch: HEAD UTC Build Time: 2020-05-28 11:09:45 GoVersion: go1.13.4 180 Race Enabled: false TiKV Min Version: v3.0.0-60965b00687 Pos (COMMIT_TS). cat metadata Started dump at: 2020-11-10 10:40:19 SHOW MASTER STATUS: Log: tidb-binlog Pos: 420747102018863124 Finished dump at: 2020-11-10 10:40:20 3. Export the data in cluster A the backup operation again: • Change the directory for the backup. For example, change /dir/backup-2020-01-01/ to /dir/backup_local/. • Delete the backup directory of all TiKV nodes and BR nodes. 6.3

of range 错误 #23919 – 修复 tidb_snapshot 被允许设置为非预期的过大值，而可能造成事务隔离性被破坏的问题 #25680 – 修复 ODBC 类常数（例如 {d '2020-01-01'}）不能被用作表达式的问题 #25531 – 修复 SELECT DISTINCT 被转化为 Batch Get 而导致结果不正确的问题 #25320 – 修复无法触发将查询从 TiFlash Community Git Commit Hash: 689a6b6439ae7835947fcaccf329a3fc303986cb Git Branch: HEAD UTC Build Time: 2020-05-28 11:09:45 GoVersion: go1.13.4 Race Enabled: false TiKV Min Version: v3.0.0-60965b006877ca Pos (COMMIT_TS)。 cat metadata Started dump at: 2020-11-10 10:40:19 SHOW MASTER STATUS: Log: tidb-binlog Pos: 420747102018863124 Finished dump at: 2020-11-10 10:40:20 3. 将集群 A 的数据导入 B 集群。 146 5.6

. . . . . 299 KubeCon NA 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299 Perconalive Europe Online 2020 . . . . . . . . . . . . . . . . . . . 299 12 CNCF Webinars 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300 Quarantine 2020 Database Talks, Carnegie Mellon University University . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300 KubeCon Europe 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300 Online

. . . . . 277 KubeCon NA 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277 Perconalive Europe Online 2020 . . . . . . . . . . . . . . . . . . . . . 278 CNCF Webinars 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278 Quarantine 2020 Database Talks, Carnegie Mellon University University . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278 KubeCon Europe 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278 Online

. . . . . . 259 CNCF Webinar 2020 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259 MySQL Pre-FOSDEM Day 2020 . . . . . . . . . . . . . . . vitess ../../helm/vitess -f 101_initial_cluster.yaml NAME: vitess LAST DEPLOYED: Tue Apr 14 20:32:18 2020 NAMESPACE: default STATUS: deployed REVISION: 1 TEST SUITE: None NOTES: Release name: vitess To access Server version: 5.7.9-Vitess Percona Server (GPL), Release 29, Revision 11ad961 Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation