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risk-feature
DataX
Commits
92328083
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92328083
authored
Dec 26, 2018
by
Chase
Committed by
GitHub
Dec 26, 2018
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update adswriter.md
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adswriter/doc/adswriter.md
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92328083
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@@ -38,7 +38,7 @@ DataX 将数据导入ADS为当前导入任务分配的ADS项目表,随后DataX

1.
CDP
底层得到明文的 jdbc://host:port/dbname + username + password + table, 以此连接ADS, 执行show grants; 前置检查该用户是否有ADS中目标表的Load Data或者更高的权限。注意,此时ADSWriter使用用户填写的ADS用户名+密码信息完成登录鉴权工作。
1.
DataX
底层得到明文的 jdbc://host:port/dbname + username + password + table, 以此连接ADS, 执行show grants; 前置检查该用户是否有ADS中目标表的Load Data或者更高的权限。注意,此时ADSWriter使用用户填写的ADS用户名+密码信息完成登录鉴权工作。
2.
检查通过后,通过ADS中目标表的元数据反向生成ODPS DDL,在ODPS中间project中,以ADSWriter的账户建立ODPS表(非分区表,生命周期设为1-2Day), 并调用ODPSWriter把数据源的数据写入该ODPS表中。
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