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4da7f485b7
Merge InnoDB-4.0.14: SAVEPOINT now implemented; InnoDB now accepts also column prefix keys; crashing bug in ON UPDATE CASCADE fixed; page checksum formula fixed
46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
/******************************************************
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Transaction system global type definitions
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(c) 1996 Innobase Oy
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Created 3/26/1996 Heikki Tuuri
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*******************************************************/
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#ifndef trx0types_h
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#define trx0types_h
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#include "lock0types.h"
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#include "ut0byte.h"
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/* Memory objects */
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typedef struct trx_struct trx_t;
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typedef struct trx_sys_struct trx_sys_t;
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typedef struct trx_doublewrite_struct trx_doublewrite_t;
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typedef struct trx_sig_struct trx_sig_t;
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typedef struct trx_rseg_struct trx_rseg_t;
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typedef struct trx_undo_struct trx_undo_t;
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typedef struct trx_undo_arr_struct trx_undo_arr_t;
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typedef struct trx_undo_inf_struct trx_undo_inf_t;
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typedef struct trx_purge_struct trx_purge_t;
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typedef struct roll_node_struct roll_node_t;
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typedef struct commit_node_struct commit_node_t;
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typedef struct trx_named_savept_struct trx_named_savept_t;
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/* Transaction savepoint */
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typedef struct trx_savept_struct trx_savept_t;
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struct trx_savept_struct{
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dulint least_undo_no; /* least undo number to undo */
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};
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/* File objects */
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typedef byte trx_sysf_t;
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typedef byte trx_rsegf_t;
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typedef byte trx_usegf_t;
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typedef byte trx_ulogf_t;
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typedef byte trx_upagef_t;
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/* Undo log record */
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typedef byte trx_undo_rec_t;
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#endif
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