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10.4-9-how-to-migrate-data-from-oceanbase-to-mysql-or.md 4.29 KB
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obdev 提交于 2022-11-11 08:09 . 密码脱敏/url 更新/格式优化

4.9 如何使用 DataX 迁移 OceanBase 数据到 MySQL/ORACLE

OceanBase 数据同步到 MySQL

使用 OceanBase Reader 和 MySQL 的 Writer 搭配实现 OceanBase 数据同步到 MySQL。

配置文件如下:

{
    "job": {
        "setting": {
            "speed": {
                "channel": 16 
            },
            "errorLimit": {
                "record": 0,
                "percentage": 0.1
            }
        },
        "content": [
            {
                "reader": {
                    "name": "oceanbasev10reader",
                    "parameter": {
                        "where": "",
                        "readBatchSize": 10000,
                        "column": [
                            "*"
                        ],
                        "connection": [
                            {
                                "jdbcUrl": ["||_dsc_ob10_dsc_||obdemo:oboracle||_dsc_ob10_dsc_||jdbc:oceanbase://127.0.0.1:2883/tpcc"],
                                "table": [
                                    "bmsql_oorder"
                                ]
                            }
                        ],
                        "username": "tpcc",
                        "password":"********"
                    }
                },
                "writer": {
                    "name": "mysqlwriter",
                    "parameter": {
                        "writeMode": "replace",
                        "username": "tpcc",
                        "password": "******",
                        "column": [
                            "*"
                        ],
                        "session": [
                         "set session sql_mode='ANSI'"
                        ],
                        "preSql": [
                            "truncate table bmsql_oorder"
                        ],
                        "batchSize": 512,
                        "connection": [
                            {
                                "jdbcUrl": "jdbc:mysql://127.0.0.1:3306/tpccdb?useUnicode=true&characterEncoding=utf8",
                                "table": [
                                    "bmsql_oorder"
                                ]
                            }
                        ]
                    }
                }
            }    
        ]
    }
}

OceanBase 数据同步到 Oracle

配置文件如下:

{
    "job": {
        "setting": {
            "speed": {
                "channel": 16 
            },
            "errorLimit": {
                "record": 0,
                "percentage": 0.1
            }
        },
        "content": [
            {
                "reader": {
                    "name": "oceanbasev10reader",
                    "parameter": {
                        "where": "",
                        "readBatchSize": 10000,
                        "column": [
                            "*"
                        ],
                        "connection": [
                            {
                                "jdbcUrl": ["||_dsc_ob10_dsc_||obdemo:oboracle||_dsc_ob10_dsc_||jdbc:oceanbase://127.0.0.1:2883/tpcc"],
                                "table": [
                                    "bmsql_oorder"
                                ]
                            }
                        ],
                        "username": "tpcc",
                        "password":"********"
                    }
                },
                "writer": {
                    "name": "oraclewriter",
                    "parameter": {
                        "username": "tpcc",
                        "password": "********",
                        "column": [
                            "*"
                        ],
                        "preSql": [
                            "truncate table bmsql_oorder"
                        ],
                        "batchSize": 512,
                        "connection": [
                            {
                                "jdbcUrl": "jdbc:oracle:thin:@127.0.0.1:1521:helowin",
                                "table": [
                                    "bmsql_oorder"
                                ]
                            }
                        ]
                    }
                }
            }    
        ]
    }
}
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