trx0purge.ic File Reference

Purge old versions. More...

#include "trx0undo.h"

Functions
static fil_addr_t	trx_purge_get_log_from_hist (fil_addr_t node_addr)
	Calculates the file address of an undo log header when we have the file address of its history list node. More...
static bool	trx_purge_check_limit (void)
	address of its history list node. More...

Detailed Description

Purge old versions.

Created 3/26/1996 Heikki Tuuri

Function Documentation

trx_purge_check_limit()

static bool trx_purge_check_limit ( void  )

inlinestatic

address of its history list node.

Returns

true if purge_sys_t::limit <= purge_sys_t::iter

trx_purge_get_log_from_hist()

static fil_addr_t trx_purge_get_log_from_hist ( fil_addr_t  node_addr )

inlinestatic

Calculates the file address of an undo log header when we have the file address of its history list node.

Returns

file address of the log

Parameters

node_addr

in: file address of the history list node of the log