greenplumn rmgr 源码
greenplumn rmgr 代码
文件路径：/src/include/access/rmgr.h
/*
* rmgr.h
*
* Resource managers definition
*
* src/include/access/rmgr.h
*/
#ifndef RMGR_H
#define RMGR_H
typedef uint8 RmgrId;
/*
* Built-in resource managers
*
* The actual numerical values for each rmgr ID are defined by the order
* of entries in rmgrlist.h.
*
* Note: RM_MAX_ID must fit in RmgrId; widening that type will affect the XLOG
* file format.
*/
#define PG_RMGR(symname,name,redo,desc,identify,startup,cleanup,mask) \
symname,
typedef enum RmgrIds
{
#include "access/rmgrlist.h"
RM_NEXT_ID
} RmgrIds;
#undef PG_RMGR
#define RM_MAX_ID (RM_NEXT_ID - 1)
#endif /* RMGR_H */
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