| MySQL 5.6.14 Source Code Document
    | 
#include <mdl.h>

| Public Types | |
| enum | enum_deadlock_weight { DEADLOCK_WEIGHT_DML = 0, DEADLOCK_WEIGHT_DDL = 100 } | 
| Public Member Functions | |
| virtual bool | accept_visitor (MDL_wait_for_graph_visitor *gvisitor)=0 | 
| virtual uint | get_deadlock_weight () const =0 | 
Abstract class representing an edge in the waiters graph to be traversed by deadlock detection algorithm.
| 
 | pure virtual | 
Accept a wait-for graph visitor to inspect the node this edge is leading to.
Implemented in MDL_ticket, and Wait_for_flush.