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  • table_explode

table_explode · Changes

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修改 authored Apr 27, 2020 by 吴一博's avatar 吴一博
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udms/sync_mysql_new/table_explode.md
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......@@ -92,12 +92,17 @@ table_explode是data_type的子配置项,用于指明将输入数据的特定
deleted_field_value: 1,
```
|配置项目|说明|
|----|----|
|explode_field|指定需要展开的数据字段。该字段必需为数据类型,且数组的元素为字典。|
|table|展开的数据需要入的数据库表。|
|attach_fields|定义展开的数据中,需要附加输入数据中的哪些字段。|
|overwrite|覆盖更新参数|
|配置项目|是否必填|说明|
|----||----|
|explode_field|必填|指定需要展开的数据字段。该字段必需为数据类型,且数组的元素为字典。|
|table|必填|展开的数据需要入的数据库表。|
|attach_fields|选填|定义展开的数据中,需要附加输入数据中的哪些字段。|
|overwrite|选填|覆盖更新参数|
#### 子表更新的几种模式
1. 增量更新
2. 覆盖更新
#### 子表需要附加主表的一些数据(attach_fields)
......
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