DataX實作DB2到OceanBase
DataX實作DB2到OceanBase
一:環境準備
①、Datax 處理
Datax源碼進行打包時,確定有配置rdbmsreader和rdbmswriter ,確定包裡有 db2jcc4.jar ,打包完成後上傳伺服器進行環境配置,能夠執行 Python datax.py test.json
②、json 配置
test.json
{
"job": {
"setting": {
"speed": {
"channel": 2,
},
}
},
"content": [
{"reader": {
"name": "rdbmsreader",
"parameter": {
"connection": [{
"jdbcUrl": ["jdbc:db2://10.10.8.1:50000/test"],
"table": [
"table_test"
]
}],
"username": "user_test",
"password": "passwd_test",
"table": "table_test",
"column":["*"]}
},
"writer": {
"name": "oceanbasev10writer",
"parameter": {
"writeMode": "replace",
"username": "test",
"password": "PassTest",
"writerThreadCount": 5,
"column": ["*"
],
"connection": [
{
"jdbcUrl": "||_dsc_ob10_dsc_||叢集:租戶||_dsc_ob10_dsc_||jdbc:mysql://10.10.250.1:2883/testdb?useUnicode=true&characterEncoding=utf-8",
"table": [
"table_test"
]
}
]
}
}
}
]
}
}
二:執行導入資料
python datax.py test.json
A、截取一段輸出
2021-09-16 17:16:11.942 [job-0] INFO JobContainer -
[total cpu info] =>
averageCpu | maxDeltaCpu | minDeltaCpu
-1.00% | -1.00% | -1.00%
[total gc info] =>
NAME | totalGCCount | maxDeltaGCCount | minDeltaGCCount | totalGCTime | maxDeltaGCTime | minDeltaGCTime
PS MarkSweep | 14 | 14 | 14 | 10.713s | 10.713s | 10.713s
PS Scavenge | 142 | 142 | 142 | 6.004s | 6.004s | 6.004s
2021-09-16 17:16:11.942 [job-0] INFO JobContainer - PerfTrace not enable!
2021-09-16 17:16:11.942 [job-0] INFO StandAloneJobContainerCommunicator - Total 103080 records, 89593314 bytes | Speed 1.71MB/s, 2061 records/s | Error 0 records, 0 bytes | All Task WaitWriterTime 18.757s | All Task WaitReaderTime 14.881s | Percentage 100.00%
2021-09-16 17:16:11.943 [job-0] INFO JobContainer -
任務啟動時刻 : 2021-09-16 17:15:20
任務結束時刻 : 2021-09-16 17:16:11
任務總計耗時 : 51s
任務平均流量 : 1.71MB/s
記錄寫入速度 : 2061rec/s
讀出記錄總數 : 103080
讀寫失敗總數 : 0
B、一般問題
1:确認端口和IP通的
2:确認配置的JDBC格式正确
3:确認使用者名密碼正确
4:确認叢集、租戶、資料庫名正确
5:确認表結構是一緻的,或者配置的字段和目标資料庫表字段一緻
多測試,可以
參考OceanBase 官方文檔:https://open.oceanbase.com/docs/community/oceanbase-database/V3.1.0/use-datax-to-full-migration-data-to-oceanbase
參考Datax文檔:https://gitee.com/mirrors/DataX/blob/master/rdbmsreader/doc/rdbmsreader.md