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BUG#27779 (Slave cannot read old rows log events):

Browse source 
Taking code from before BUG#22583 and incorporating as events to be able
to read old events. Also incorporating old pack and unpack functions
into patch.


client/Makefile.am:
  Adding files log_event_old.{h,cc} and rpl_record_old.{h,cc}
client/mysqlbinlog.cc:
  Adding log_event_old.cc.
libmysqld/Makefile.am:
  Adding files log_event_old.{h,cc} and rpl_record_old.{h,cc}
sql/CMakeLists.txt:
  Adding files log_event_old.{h,cc} and rpl_record_old.{h,cc}
sql/Makefile.am:
  Adding files log_event_old.{h,cc} and rpl_record_old.{h,cc}
sql/log_event.cc:
  Adding code to read pre-GA rows events.
sql/log_event.h:
  Refactoring to support inheritance and including "old" events definitions.
sql/log_event_old.cc:
  New BitKeeper file ``sql/log_event_old.cc''
sql/log_event_old.h:
  New BitKeeper file ``sql/log_event_old.h''
sql/rpl_record_old.cc:
  New BitKeeper file ``sql/rpl_record_old.cc''
sql/rpl_record_old.h:
  New BitKeeper file ``sql/rpl_record_old.h''
This commit is contained in:
unknown 2007-04-12 15:50:54 +02:00
commit 5c35b4174e
11 changed files with 403 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

91
sql/log_event_old.h Normal file
View file

@ -0,0 +1,91 @@
#ifndef LOG_EVENT_OLD_H
#define LOG_EVENT_OLD_H
/*
Need to include this file at the proper position of log_event.h
*/
class Write_rows_log_event_old : public Write_rows_log_event
{
public:
enum
{
/* Support interface to THD::binlog_prepare_pending_rows_event */
TYPE_CODE = PRE_GA_WRITE_ROWS_EVENT
};
#if defined(HAVE_REPLICATION)
Write_rows_log_event_old(const char *buf, uint event_len,
const Format_description_log_event *descr)
: Write_rows_log_event(buf, event_len, descr)
{
}
#endif
private:
virtual Log_event_type get_type_code() { return (Log_event_type)TYPE_CODE; }
#if !defined(MYSQL_CLIENT) && defined(HAVE_REPLICATION)
virtual int do_prepare_row(THD*, RELAY_LOG_INFO*, TABLE*,
char const *row_start, char const **row_end);
#endif
};
class Update_rows_log_event_old : public Update_rows_log_event
{
public:
enum
{
/* Support interface to THD::binlog_prepare_pending_rows_event */
TYPE_CODE = PRE_GA_UPDATE_ROWS_EVENT
};
#if defined(HAVE_REPLICATION)
Update_rows_log_event_old(const char *buf, uint event_len,
const Format_description_log_event *descr)
: Update_rows_log_event(buf, event_len, descr)
{
}
#endif
private:
virtual Log_event_type get_type_code() { return (Log_event_type)TYPE_CODE; }
#if !defined(MYSQL_CLIENT) && defined(HAVE_REPLICATION)
virtual int do_prepare_row(THD*, RELAY_LOG_INFO*, TABLE*,
char const *row_start, char const **row_end);
#endif /* !defined(MYSQL_CLIENT) && defined(HAVE_REPLICATION) */
};
class Delete_rows_log_event_old : public Delete_rows_log_event
{
public:
enum
{
/* Support interface to THD::binlog_prepare_pending_rows_event */
TYPE_CODE = PRE_GA_DELETE_ROWS_EVENT
};
#if defined(HAVE_REPLICATION)
Delete_rows_log_event_old(const char *buf, uint event_len,
const Format_description_log_event *descr)
: Delete_rows_log_event(buf, event_len, descr)
{
}
#endif
private:
virtual Log_event_type get_type_code() { return (Log_event_type)TYPE_CODE; }
#if !defined(MYSQL_CLIENT) && defined(HAVE_REPLICATION)
virtual int do_prepare_row(THD*, RELAY_LOG_INFO*, TABLE*,
char const *row_start, char const **row_end);
#endif
};
#endif