Cassandra

Cassandra 源连接器

描述

从 Apache Cassandra 读取数据.

关键特性

• 批处理
• 流处理
• 精确一次
• 列投影
• 并行度
• 支持用户自定义分片

选项

名称	类型	必需	默认值
host	String	是	-
keyspace	String	是	-
cql	String	是	-
username	String	否	-
password	String	否	-
datacenter	String	否	datacenter1
consistency_level	String	否	LOCAL_ONE

host [string]

Cassandra 的集群地址, 格式为 host:port , 允许指定多个 hosts . 例如 "cassandra1:9042,cassandra2:9042".

keyspace [string]

Cassandra 的键空间.

cql [String]

查询cql，用于通过Cassandra会话搜索数据.

username [string]

Cassandra 用户的用户名.

password [string]

Cassandra 用户的密码.

datacenter [String]

Cassandra 数据中心, 默认为 datacenter1.

consistency_level [String]

Cassandra 的写入一致性级别, 默认为 LOCAL_ONE.

示例

source {
 Cassandra {
     host = "localhost:9042"
     username = "cassandra"
     password = "cassandra"
     datacenter = "datacenter1"
     keyspace = "test"
     cql = "select * from source_table"
     plugin_output = "source_table"
    }
}

变更日志

Change Log

Change	Commit	Version
[improve] cassandra connector options (#8608)	https://github.com/apache/seatunnel/commit/d9201108cf	dev
[Feature][Restapi] Allow metrics information to be associated to logical plan nodes (#7786)	https://github.com/apache/seatunnel/commit/6b7c53d03c	2.3.9
[Improve] Improve some connectors prepare check error message (#7465)	https://github.com/apache/seatunnel/commit/6930a25edd	2.3.8
[Improve][Common] Introduce new error define rule (#5793)	https://github.com/apache/seatunnel/commit/9d1b2582b2	2.3.4
[Improve] Remove use SeaTunnelSink::getConsumedType method and mark it as deprecated (#5755)	https://github.com/apache/seatunnel/commit/8de7408100	2.3.4
[Feature][Connector V2] expose configurable options in Cassandra (#3681)	https://github.com/apache/seatunnel/commit/73f63a5044	2.3.2
[Improve][build] Give the maven module a human readable name (#4114)	https://github.com/apache/seatunnel/commit/d7cd601051	2.3.1
[Improve][Project] Code format with spotless plugin. (#4101)	https://github.com/apache/seatunnel/commit/a2ab166561	2.3.1
[Feature][API & Connector & Doc] add parallelism and column projection interface (#3829)	https://github.com/apache/seatunnel/commit/b9164b8ba1	2.3.1
[Improve][Connector-V2] The log outputs detailed exception stack information (#3805)	https://github.com/apache/seatunnel/commit/d0c6217f27	2.3.1
[Improve][Connector-V2][Cassandra] Unified exception for cassandra source & sink connector (#3435)	https://github.com/apache/seatunnel/commit/28868797b7	2.3.0
[Feature][Connector-V2][Cassandra] Add Cassandra Source And Sink Connector (#3229)	https://github.com/apache/seatunnel/commit/12268a6f4b	2.3.0