接收连接器写入模型策略
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Overview
使用下表中的策略指定MongoDB Kafka接收器connector如何将数据写入MongoDB 。 您可以使用以下配置指定写入策略：
writemodel.strategy=<a writemodel strategy>
有关按类别整理的接收器Connector配置设置列表，请参阅有关接收器连接器配置属性的指南。
Strategies
名称 | 说明 | |
|---|---|---|
DefaultWriteModelStrategy | Description: This strategy uses the ReplaceOneDefaultStrategy by default, and the InsertOneDefaultStrategy if you set the timeseries.timefield option.This is the default value for the writemodel.strategy configuration setting. | |
InsertOneDefaultStrategy | Description: Insert each sink record into MongoDB as a document. Apply the following configuration to your sink connector to specify this setting: | |
ReplaceOneDefaultStrategy | Description: Replaces at most one document in MongoDB that matches a sink record by the _id field. If no documents match, insert the sink record as a new document.Apply the following configuration to your sink connector to specify this setting: | |
ReplaceOneBusinessKeyStrategy | Description: Replaces at most one document that matches a sink record by a specified business key. If no documents match, insert the sink record as a new document. Apply the following configuration to your sink connector to specify this setting: To see an example showing how to use this strategy, see our guide on write model strategies. | |
DeleteOneDefaultStrategy | Description: Deletes at most one document that matches your sink connector's key structure by the _id field only when the document contains a null value structure.This is implicitly specified when you set mongodb.delete.on.null.values=true.You can set this explicitly with the following configuration: | |
DeleteOneBusinessKeyStrategy | Description: Deletes at most one MongoDB document that matches a sink record by a business key. Apply the following configuration to your sink connector to specify this setting: To see an example showing how to use this strategy, see our guide on write model strategies. | |
UpdateOneTimestampsStrategy | Description: Add _insertedTS (inserted timestamp) and _modifiedTS (modified timestamp) fields into documents.Apply the following configuration to your sink connector to specify this setting: To see an example showing how to use this strategy, see our guide on write model strategies. | |
UpdateOneBusinessKeyTimestampStrategy | Description: Add _insertedTS (inserted timestamp) and _modifiedTS (modified timestamp) fields into documents that match a business key.Apply the following configuration to your sink connector to specify this setting: |