{"id":16917683,"url":"https://github.com/wuwen5/ojdbc-mysql2oracle","last_synced_at":"2025-03-17T07:31:17.905Z","repository":{"id":43733811,"uuid":"371663702","full_name":"wuwen5/ojdbc-mysql2oracle","owner":"wuwen5","description":"SQL Syntax conversion from Mysql to Oracle (Nacos)","archived":false,"fork":false,"pushed_at":"2024-07-12T10:02:52.000Z","size":71,"stargazers_count":23,"open_issues_count":2,"forks_count":4,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-02-27T19:57:38.916Z","etag":null,"topics":["java","mysql","nacos","oracle","sql-conversion"],"latest_commit_sha":null,"homepage":"","language":"Java","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/wuwen5.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2021-05-28T10:25:41.000Z","updated_at":"2025-02-19T08:22:41.000Z","dependencies_parsed_at":"2024-10-27T12:15:42.725Z","dependency_job_id":"6c70c5b9-38d8-47d5-9e3e-5961d5c2253a","html_url":"https://github.com/wuwen5/ojdbc-mysql2oracle","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/wuwen5%2Fojdbc-mysql2oracle","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/wuwen5%2Fojdbc-mysql2oracle/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/wuwen5%2Fojdbc-mysql2oracle/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/wuwen5%2Fojdbc-mysql2oracle/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/wuwen5","download_url":"https://codeload.github.com/wuwen5/ojdbc-mysql2oracle/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243852430,"owners_count":20358267,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["java","mysql","nacos","oracle","sql-conversion"],"created_at":"2024-10-13T19:37:19.761Z","updated_at":"2025-03-17T07:31:17.628Z","avatar_url":"https://github.com/wuwen5.png","language":"Java","funding_links":[],"categories":[],"sub_categories":[],"readme":"## Mysql to Oracle\n\n项目初期主要为适应Nacos在Oracle数据库上的部署而开发，采用驱动层代理来拦截SQL，并实时进行SQL语法转换， 可考虑在此基础上扩展支持其他数据库的语法转换。\n\n## 功能\n  mysql到oracle语法转换, 支持部分mysql语法转换.\n  在 nacos-1.4.x、nacos-2.x、xxl-job 中已测试.\n  \n### nacos-2.2.x ~ 版本配置方式(nacos-2.2以上版本)  \n\n- 本项目本地打包后，将`ojdbc-mysql2oracle-x.y.x.jar`放入`nacos-server/plugins`目录\n- 增加`conf/application.properties`以下配置 (db.url.0配置正确oracle jdbcUrl)\n  ```\n  db.pool.config.driverClassName=com.cenboomh.commons.ojdbc.driver.MysqlToOracleDriver\n  spring.datasource.platform=mysql\n  ``` \n\n### nacos-1.4.x ~ Nacos-2.1 版本配置方式(nacos-2.2以下版本)  \n  因nacos-1.4.x无法直接配置驱动类，所以需通过javaagent方式加载\n  - 推荐将包放入nacos-server.jar同级目录\n  - Linux 修改start.sh \n  \n    ```bash \n    #将JAVA_OPT=\"${JAVA_OPT} -jar ${BASE_DIR}/target/${SERVER}.jar\" 改为\n    JAVA_OPT=\"${JAVA_OPT} -javaagent:${BASE_DIR}/target/ojdbc-mysql2oracle-1.0.0-SNAPSHOT.jar -jar ${BASE_DIR}/target/${SERVER}.jar\" \n    ```\n  - Windows 修改start.bat\n    \n    ```cmd\n    rem 将 set \"NACOS_OPTS=%NACOS_OPTS% -jar %BASE_DIR%\\target\\%SERVER%.jar\" 改为\n    set \"NACOS_OPTS=%NACOS_OPTS% -javaagent:%BASE_DIR%\\target\\ojdbc-mysql2oracle-1.0.0-SNAPSHOT.jar -jar %BASE_DIR%\\target\\%SERVER%.jar\"\n    ```\n    \n  - 修改 nacos/conf/application.properties, 配置oracle连接信息\n     ```properties\n     ### Count of DB:\n     db.num=1\n\n     ### Connect URL of DB:\n     db.url.0=jdbc:oracle:thin:@ip:port:orcl\n     db.user.0=nacos\n     db.password.0=nacos\n     ```\n\n## agent方式替换驱动的相关配置\n\n  对于不支持驱动类配置的项目可通过`agent`方式替换驱动\n\n  - 默认替换的mysql驱动为```com.mysql.cj.jdbc.Driver```\n  ```\n  java -javaagent:path/to/ojdbc-mysql2oracle-x.y.x.jar\n  ```\n  \n  - 指定驱动类\n  ```\n  java -javaagent:path/to/ojdbc-mysql2oracle-x.y.x.jar=driverClassName:com.mysql.jdbc.Driver\n  ```\n\n## 支持的语法\n- ```select 1``` mysql中不带```from```的查询\n- ```insert into ... returning  primarykey```  新增数据返回主键\n \u003cbr\u003e 例如: ```JdbcTemplate```中的```int update(PreparedStatementCreator psc, KeyHolder generatedKeyHolder)```\n \u003cbr\u003e Mybatis中的  ```\u003cinsert id=\"save\" parameterType=\"com.xxl.job.admin.core.model.XxlJobGroup\" useGeneratedKeys=\"true\" keyProperty=\"id\" \u003e``` \n  \n    \u003e oracle 11使用触发器+序列做自增长id\n\n- ```delete from xxtable where ... limit ? ```\n- ```limit``` 分页语句\n- ```空值相等条件``` TODO:目前只支持在nacos中的 TENANT_ID = ?\n- ```select 1 from dual as tableA``` from项别名使用as,oracle中去除as\n- ```where !(...)``` -\u003e ```where not(...)```\n- ``` select 1 from `dual` ``` -\u003e ``` select 1 from dual ``` 删除表名\\列名中的反引号\n- ```DATE_ADD(?, INTERVAL -? SECOND)```\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fwuwen5%2Fojdbc-mysql2oracle","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fwuwen5%2Fojdbc-mysql2oracle","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fwuwen5%2Fojdbc-mysql2oracle/lists"}