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JDBC sink connector

The JDBC sink connector pulls messages from Pulsar topics and persists the messages to MySQL or SQlite.

Currently, INSERT, DELETE and UPDATE operations are supported.

Configuration​

The configuration of the JDBC sink connector has the following properties.

Property​

NameTypeRequiredDefaultDescription
userNameStringfalse" " (empty string)The username used to connect to the database specified by jdbcUrl.

Note: userName is case-sensitive.
passwordStringfalse" " (empty string)The password used to connect to the database specified by jdbcUrl.

Note: password is case-sensitive.
jdbcUrlStringtrue" " (empty string)The JDBC URL of the database to which the connector connects.
tableNameStringtrue" " (empty string)The name of the table to which the connector writes.
nonKeyStringfalse" " (empty string)A comma-separated list contains the fields used in updating events.
keyStringfalse" " (empty string)A comma-separated list contains the fields used in where condition of updating and deleting events.
timeoutMsintfalse500The JDBC operation timeout in milliseconds.
batchSizeintfalse200The batch size of updates made to the database.

Example​

Before using the JDBC sink connector, you need to create a configuration file through one of the following methods.

  • JSON


    {
    "userName": "root",
    "password": "jdbc",
    "jdbcUrl": "jdbc:mysql://127.0.0.1:3306/pulsar_mysql_jdbc_sink",
    "tableName": "pulsar_mysql_jdbc_sink"
    }

  • YAML


    configs:
    userName: "root"
    password: "jdbc"
    jdbcUrl: "jdbc:mysql://127.0.0.1:3306/pulsar_mysql_jdbc_sink"
    tableName: "pulsar_mysql_jdbc_sink"

Usage​

For more information about how to use a JDBC sink connector, see connect Pulsar to MySQL.