对查询优化器所在目录下rewrite文件夹和path文件夹内一些重要函数的注释 #25

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LuoGe wants to merge 17 commits from LuoGe/openGauss-server:master into master
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  rewrite文件夹下的cpp文件的作用是将查询转换为等价但更容易优化的形式。该文件夹下的重写规则可以改变查询中的表达式、连接条件、谓词等,以便更好地适应查询优化的需求,我对其中一些重要的重写函数进行了注释。
  path文件夹下的cpp文件的作用是选择最适合执行的查询执行计划路径。我对一些重要的有关表的连接方法的函数作了注释。

  rewrite文件夹下的cpp文件的作用是将查询转换为等价但更容易优化的形式。该文件夹下的重写规则可以改变查询中的表达式、连接条件、谓词等,以便更好地适应查询优化的需求,我对其中一些重要的重写函数进行了注释。   path文件夹下的cpp文件的作用是选择最适合执行的查询执行计划路径。我对一些重要的有关表的连接方法的函数作了注释。
xiangxinyong was assigned by LuoGe 2023-08-26 15:39:49 +08:00
LuoGe added 8 commits 2023-08-26 15:39:50 +08:00
LuoGe added 1 commit 2023-08-26 16:30:13 +08:00
LuoGe added 1 commit 2023-08-26 16:43:39 +08:00
LuoGe added 1 commit 2023-08-26 16:47:09 +08:00
LuoGe added 1 commit 2023-08-29 10:05:34 +08:00
LuoGe added 1 commit 2023-08-29 10:05:48 +08:00
LuoGe added 1 commit 2023-08-30 17:16:32 +08:00
LuoGe added 1 commit 2023-08-30 18:21:51 +08:00
LuoGe added 2 commits 2023-08-30 21:42:18 +08:00
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Reference: huawei/openGauss-server#25
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