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構成プロパティ

出力形式のプロパティ

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  • Overview
  • 設定

Overview

次の構成設定を使用して、MongoDB Kafka ソース コネクタが Kafka トピックに公開するデータの形式を指定します。

カテゴリ別に整理されたソース コネクタ構成設定のリストについては、 ソースConnector構成プロパティ に関するガイドを参照してください。

設定

名前
説明
output.format.key
Type: string

Description:
Specifies which data format the source connector outputs the key document.

Default: json
Accepted Values: bson, json, schema
output.format.value
Type: string

Description:
Specifies which data format the source connector outputs the value document.

The connector supports Protobuf as an output data format. You can enable this format by specifying the schema value and installing and configuring the Kafka Connect Protobuf Converter.

Default: json
Accepted Values: bson, json, schema
output.json.formatter
Type: string

Description:
Class name of the JSON formatter the connector should use to output data.

Default:
com.mongodb.kafka.connect.source.json.formatter.DefaultJson
Accepted Values:
Your custom JSON formatter full class name or one of the following built-in formatter class names:
com.mongodb.kafka.connect.source.json.formatter.DefaultJson
com.mongodb.kafka.connect.source.json.formatter.ExtendedJson
com.mongodb.kafka.connect.source.json.formatter.SimplifiedJson
To learn more about these output formats, see JSON Formatters.
output.schema.key
Type: string

Description:
Specifies an Avro schema definition for the key document of the SourceRecord.

To learn more about Avro schema, see Avro in the Data Formats guide.

Default:
{
  "type": "record",
  "name": "keySchema",
  "fields" : [ { "name": "_id", "type": "string" } ]"
}
Accepted Values: A valid Avro schema
output.schema.value
Type: string

Description:
Specifies an Avro schema definition for the value document of the SourceRecord.

To learn more about Avro schema, see Avro in the Data Formats guide.

Default:
{
  "name": "ChangeStream",
  "type": "record",
  "fields": [
    { "name": "_id", "type": "string" },
    { "name": "operationType", "type": ["string", "null"] },
    { "name": "fullDocument", "type": ["string", "null"] },
    { "name": "ns",
      "type": [{"name": "ns", "type": "record", "fields": [
                {"name": "db", "type": "string"},
                {"name": "coll", "type": ["string", "null"] } ]
               }, "null" ] },
    { "name": "to",
      "type": [{"name": "to", "type": "record",  "fields": [
                {"name": "db", "type": "string"},
                {"name": "coll", "type": ["string", "null"] } ]
               }, "null" ] },
    { "name": "documentKey", "type": ["string", "null"] },
    { "name": "updateDescription",
      "type": [{"name": "updateDescription",  "type": "record", "fields": [
                 {"name": "updatedFields", "type": ["string", "null"]},
                 {"name": "removedFields",
                  "type": [{"type": "array", "items": "string"}, "null"]
                  }] }, "null"] },
    { "name": "clusterTime", "type": ["string", "null"] },
    { "name": "txnNumber", "type": ["long", "null"]},
    { "name": "lsid", "type": [{"name": "lsid", "type": "record",
               "fields": [ {"name": "id", "type": "string"},
                             {"name": "uid", "type": "string"}] }, "null"] }
  ]
}
Accepted Values: A valid JSON schema
output.schema.infer.value
Type: boolean

Description:
Whether the connector should infer the schema for the value document of the SourceRecord. Since the connector processes each document in isolation, the connector may generate many schemas.

IMPORTANT: The connector only reads this setting when you set your output.format.value setting to schema.

Default: false
Accepted Values: true or false

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