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【 TiDB 使用环境】centos7.5
【概述】 dumpling导出部分库正常，导出其中某一个库报错:unsupported primary key for selectTableRegion
【备份和数据迁移策略逻辑】
dumpling --user=root -port=4000 --password=***** --host=******* --filetype sql -t 1 -o /opt/backup/***** -r 200000 --database *****
【背景】 做过哪些操作
dumpling --user=root -port=4000 --password=***** --host=******* --filetype sql -t 1 -o /opt/backup/***** -r 200000 --database *****
【现象】 业务和数据库现象
[2021/07/14 13:53:50.906 +08:00] [INFO] [collector.go:188] [“backup Failed summary : total backup ranges: 0, total success: 0, total failed: 0”]
[2021/07/14 13:53:50.906 +08:00] [WARN] [writer.go:77] [“context has been done, the writer will exit”] [“writer ID”=0]
[2021/07/14 13:53:50.906 +08:00] [ERROR] [main.go:77] [“dump failed error stack info”] [error=“unsupported primary key for selectTableRegion. pkFields: [id, id], pkColTypes: [INT, INT]”] [errorVerbose=“unsupported primary key for selectTableRegion. pkFields: [id, id], pkColTypes: [INT, INT]
github.com/pingcap/dumpling/v4/export.checkTiDBTableRegionPkFields
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:732
github.com/pingcap/dumpling/v4/export.selectTiDBRowKeyFields
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:723
github.com/pingcap/dumpling/v4/export.selectTiDBTableRegion
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:742
github.com/pingcap/dumpling/v4/export.(*Dumper).concurrentDumpTiDBTables
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:592
github.com/pingcap/dumpling/v4/export.(*Dumper).concurrentDumpTable
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:446
github.com/pingcap/dumpling/v4/export.(*Dumper).dumpTableData
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:338
github.com/pingcap/dumpling/v4/export.(*Dumper).dumpDatabases
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:319
github.com/pingcap/dumpling/v4/export.(*Dumper).Dump
\tgithub.com/pingcap/dumpling@/v4/export/dump.go:223
main.main
\tgithub.com/pingcap/dumpling@/cmd/dumpling/main.go:74
runtime.main
\truntime/proc.go:203
runtime.goexit
\truntime/asm_amd64.s:1357”]
dump failed: unsupported primary key for selectTableRegion. pkFields: [id, id], pkColTypes: [INT, INT]
Error: run /root/.tiup/components/dumpling/v4.0.13/dumpling (wd:/root/.tiup/data/Sd7Bole) failed: exit status 1
【问题】 当前遇到的问题
使用dumpling无法导出该库
【业务影响】
无影响
【TiDB 版本】
v4.0.13
【附件】
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