MySQL 9.5.0
Source Code Documentation
anonymous_namespace{join_optimizer.cc}::CostingReceiver::ProposeRefsResult Struct Referencefinal

Return value of ProposeRefs. More...

Public Attributes

bool index_scan {false}
 True if one or more index scans were proposed. More...
 
bool ref_without_parameters {false}
 True if one or more non-parameterized index lookups (REF access paths not refering other tables) were proposed. More...
 
bool covering {false}
 True if some covering index scan or some non-parameterized covering index lookup was proposed. More...
 

Detailed Description

Return value of ProposeRefs.

Member Data Documentation

◆ covering

bool anonymous_namespace{join_optimizer.cc}::CostingReceiver::ProposeRefsResult::covering {false}

True if some covering index scan or some non-parameterized covering index lookup was proposed.

◆ index_scan

bool anonymous_namespace{join_optimizer.cc}::CostingReceiver::ProposeRefsResult::index_scan {false}

True if one or more index scans were proposed.

◆ ref_without_parameters

bool anonymous_namespace{join_optimizer.cc}::CostingReceiver::ProposeRefsResult::ref_without_parameters {false}

True if one or more non-parameterized index lookups (REF access paths not refering other tables) were proposed.


The documentation for this struct was generated from the following file: