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sqlparser's Introduction

SQLParser

通过一次遍历提取SQL相关信息的项目,为MYCAT2.0而设计

还需要完善的部分:

  • 注解语法catlet、db_type、sql、schema的提取
  • DCL、TCL语法支持
  • ""和''字符串支持 √
  • 注释支持 √
  • 生成sql语句hash值
  • 生成schema和table name的hash值 √
  • 支持获取limit条数 √

SQLContext考虑实现以下接口:

  1. sql语句个数(通过 ; 区分) √
  2. 单个sql语句中token位置,例如 [select(1), from(15), join(26)]
  3. 单个sql语句表名位置及其hash √
  4. 单个sql语句库名(与表名相关)位置及其hash √
  5. 是否包含注解 √
  6. 注解类型 √
  7. 注解语句 √
  8. sql关键字替换

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