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    MySQL 9.5.0
    
   Source Code Documentation 
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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... | |
Return value of ProposeRefs.
| 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.
| bool anonymous_namespace{join_optimizer.cc}::CostingReceiver::ProposeRefsResult::index_scan {false} | 
True if one or more index scans were proposed.
| 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.