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Fix for BUG#12335 (SP replication) : New binlogging strategy for stored PROCEDUREs/FUNCTIONs.

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"Interleaved SPs execution is now binlogged properly, "SELECT spfunc()" is binlogged too.
The known remaining issue is binlogging/replication of "a routine is deleted while it is executed" scenario.
This commit is contained in:
sergefp@mysql.com
2005-08-25 17:34:34 +04:00
parent 2a880905c4
commit 95c3afc5d9
28 changed files with 1118 additions and 77 deletions
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44
sql/sql_class.h
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@@ -311,6 +311,9 @@ public:
bool write(Log_event* event_info); // binary log write
bool write(THD *thd, IO_CACHE *cache, Log_event *commit_event);
void start_union_events(THD *thd);
void stop_union_events(THD *thd);
/*
v stands for vector
invoked as appendv(buf1,len1,buf2,len2,...,bufn,lenn,0)
@@ -1346,7 +1349,34 @@ public:
my_bool my_bool_value;
long long_value;
} sys_var_tmp;
/*
If true, thd->query is not a suitable query to write to binary log. This
is not handled everywhere currently - we check it only in statements
that can have SP variable references.
*/
bool query_str_binlog_unsuitable;
struct {
/*
If true, mysql_bin_log::write(Log_event) call will not write events to
binlog, and maintain 2 below variables instead (use
mysql_bin_log.start_union_events to turn this on)
*/
bool do_union;
/*
If TRUE, at least one mysql_bin_log::write(Log_event) call has been
made after last mysql_bin_log.start_union_events() call.
*/
bool unioned_events;
/*
If TRUE, at least one mysql_bin_log::write(Log_event e), where
e.cache_stmt == TRUE call has been made after last
mysql_bin_log.start_union_events() call.
*/
bool unioned_events_trans;
} binlog_evt_union;
THD();
~THD();
@@ -1968,7 +1998,12 @@ class multi_delete :public select_result_interceptor
ha_rows deleted, found;
uint num_of_tables;
int error;
bool do_delete, transactional_tables, normal_tables, delete_while_scanning;
bool do_delete;
/* True if at least one table we delete from is transactional */
bool transactional_tables;
/* True if at least one table we delete from is not transactional */
bool normal_tables;
bool delete_while_scanning;
public:
multi_delete(TABLE_LIST *dt, uint num_of_tables);
@@ -1995,7 +2030,10 @@ class multi_update :public select_result_interceptor
uint table_count;
Copy_field *copy_field;
enum enum_duplicates handle_duplicates;
bool do_update, trans_safe, transactional_tables, ignore;
bool do_update, trans_safe;
/* True if the update operation has made a change in a transactional table */
bool transactional_tables;
bool ignore;
public:
multi_update(TABLE_LIST *ut, TABLE_LIST *leaves_list,