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MySQL 5.1: mysql/src/5.1-dbg/storage/innobase/include/trx0types.h Source File

mysql/src/5.1-dbg/storage/innobase/include/trx0types.h

00001 /******************************************************
00002 Transaction system global type definitions
00003 
00004 (c) 1996 Innobase Oy
00005 
00006 Created 3/26/1996 Heikki Tuuri
00007 *******************************************************/
00008 
00009 #ifndef trx0types_h
00010 #define trx0types_h
00011 
00012 #include "lock0types.h"
00013 #include "ut0byte.h"
00014 
00015 /* Memory objects */
00016 typedef struct trx_struct       trx_t;
00017 typedef struct trx_sys_struct   trx_sys_t;
00018 typedef struct trx_doublewrite_struct   trx_doublewrite_t;
00019 typedef struct trx_sig_struct   trx_sig_t;
00020 typedef struct trx_rseg_struct  trx_rseg_t;
00021 typedef struct trx_undo_struct  trx_undo_t;
00022 typedef struct trx_undo_arr_struct trx_undo_arr_t;
00023 typedef struct trx_undo_inf_struct trx_undo_inf_t;
00024 typedef struct trx_purge_struct trx_purge_t;
00025 typedef struct roll_node_struct roll_node_t;
00026 typedef struct commit_node_struct commit_node_t;
00027 typedef struct trx_named_savept_struct trx_named_savept_t;
00028 
00029 /* Transaction savepoint */
00030 typedef struct trx_savept_struct trx_savept_t;
00031 struct trx_savept_struct{
00032         dulint  least_undo_no;  /* least undo number to undo */
00033 };
00034 
00035 /* File objects */
00036 typedef byte    trx_sysf_t;
00037 typedef byte    trx_rsegf_t;
00038 typedef byte    trx_usegf_t;
00039 typedef byte    trx_ulogf_t;
00040 typedef byte    trx_upagef_t;
00041 
00042 /* Undo log record */
00043 typedef byte    trx_undo_rec_t;
00044 
00045 #endif

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