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Merge tnurnberg@bk-internal.mysql.com:/home/bk/mysql-5.0-maint 

into  mysql.com:/home/tnurnberg/22540/50-22540


sql/log.cc:
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parents 9016198a 82ac7891
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Showing with 9 additions and 165 deletions
mysql-test/r/binlog.result
View file @ 3d984162
......@@ -153,105 +153,8 @@ master-bin.000001 353 Query 1 441 use `test`; insert into t1 values (2)
master-bin.000001 441 Query 1 529 use `test`; insert into t1 values (3)
master-bin.000001 529 Xid 1 556 COMMIT /* XID */
master-bin.000001 556 Query 1 632 use `test`; drop table t1
set autocommit= 1;
reset master;
create table t1(n int) engine=innodb;
insert into t1 values (1);
insert into t1 values (2);
insert into t1 values (3);
commit;
drop table t1;
show binlog events from 0;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 4 Format_desc 1 98 Server version, Binlog ver: 4
master-bin.000001 98 Query 1 197 use `test`; create table t1(n int) engine=innodb
master-bin.000001 197 Query 1 285 use `test`; insert into t1 values (1)
master-bin.000001 285 Xid 1 312 COMMIT /* XID */
master-bin.000001 312 Query 1 400 use `test`; insert into t1 values (2)
master-bin.000001 400 Xid 1 427 COMMIT /* XID */
master-bin.000001 427 Query 1 515 use `test`; insert into t1 values (3)
master-bin.000001 515 Xid 1 542 COMMIT /* XID */
master-bin.000001 542 Query 1 618 use `test`; drop table t1
reset master;
create table t1(n int) engine=myisam;
begin;
insert into t1 values (4);
insert into t1 values (5);
insert into t1 values (6);
commit;
drop table t1;
show binlog events from 0;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 4 Format_desc 1 98 Server version, Binlog ver: 4
master-bin.000001 98 Query 1 197 use `test`; create table t1(n int) engine=myisam
master-bin.000001 197 Query 1 285 use `test`; insert into t1 values (4)
master-bin.000001 285 Query 1 373 use `test`; insert into t1 values (5)
master-bin.000001 373 Query 1 461 use `test`; insert into t1 values (6)
master-bin.000001 461 Query 1 537 use `test`; drop table t1
set autocommit= 1;
reset master;
create table t1(n int) engine=innodb;
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 197
insert into t1 values (1);
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 312
insert into t1 values (2);
insert into t1 values (3);
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 542
commit;
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 542
drop table t1;
show binlog events from 0;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 4 Format_desc 1 98 Server version, Binlog ver: 4
master-bin.000001 98 Query 1 197 use `test`; create table t1(n int) engine=innodb
master-bin.000001 197 Query 1 285 use `test`; insert into t1 values (1)
master-bin.000001 285 Xid 1 312 COMMIT /* XID */
master-bin.000001 312 Query 1 400 use `test`; insert into t1 values (2)
master-bin.000001 400 Xid 1 427 COMMIT /* XID */
master-bin.000001 427 Query 1 515 use `test`; insert into t1 values (3)
master-bin.000001 515 Xid 1 542 COMMIT /* XID */
master-bin.000001 542 Query 1 618 use `test`; drop table t1
set autocommit= 0;
reset master;
create table t1(n int) engine=myisam;
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 197
insert into t1 values (4);
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 285
insert into t1 values (5);
insert into t1 values (6);
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 461
commit;
show master status;
File Position Binlog_Do_DB Binlog_Ignore_DB
master-bin.000001 461
drop table t1;
show binlog events from 0;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 4 Format_desc 1 98 Server version, Binlog ver: 4
master-bin.000001 98 Query 1 197 use `test`; create table t1(n int) engine=myisam
master-bin.000001 197 Query 1 285 use `test`; insert into t1 values (4)
master-bin.000001 285 Query 1 373 use `test`; insert into t1 values (5)
master-bin.000001 373 Query 1 461 use `test`; insert into t1 values (6)
master-bin.000001 461 Query 1 537 use `test`; drop table t1
set session autocommit = @ac;
set @bcs = @@binlog_cache_size;
set @ac = @@autocommit;
set global binlog_cache_size=4096;
set autocommit= 0;
reset master;
create table t1 (a int) engine=innodb;
show binlog events from 0;
......
mysql-test/t/binlog.test
View file @ 3d984162
......@@ -78,72 +78,11 @@ drop table t1;
--replace_regex /\/\* xid=.* \*\//\/* XID *\// /table_id: [0-9]+/table_id: #/ /Server ver: [^,]*,/Server version,/
show binlog events from 0;
set autocommit= 1;
reset master;
create table t1(n int) engine=innodb;
insert into t1 values (1);
insert into t1 values (2);
insert into t1 values (3);
commit;
drop table t1;
--replace_regex /\/\* xid=.* \*\//\/* XID *\// /table_id: [0-9]+/table_id: #/ /Server ver: [^,]*,/Server version,/
show binlog events from 0;
reset master;
create table t1(n int) engine=myisam;
begin;
insert into t1 values (4);
insert into t1 values (5);
insert into t1 values (6);
commit;
drop table t1;
--replace_regex /\/\* xid=.* \*\//\/* XID *\// /table_id: [0-9]+/table_id: #/ /Server ver: [^,]*,/Server version,/
show binlog events from 0;
# now show this also works for SHOW MASTER STATUS
# as this is what "mysqldump --master-data=1" uses.
set autocommit= 1;
reset master;
create table t1(n int) engine=innodb;
show master status;
insert into t1 values (1);
show master status;
insert into t1 values (2);
insert into t1 values (3);
show master status;
commit;
show master status;
drop table t1;
--replace_regex /\/\* xid=.* \*\//\/* XID *\// /table_id: [0-9]+/table_id: #/ /Server ver: [^,]*,/Server version,/
show binlog events from 0;
set autocommit= 0;
reset master;
create table t1(n int) engine=myisam;
show master status;
insert into t1 values (4);
show master status;
insert into t1 values (5);
insert into t1 values (6);
show master status;
commit;
show master status;
drop table t1;
--replace_regex /\/\* xid=.* \*\//\/* XID *\// /table_id: [0-9]+/table_id: #/ /Server ver: [^,]*,/Server version,/
show binlog events from 0;
set session autocommit = @ac;
# now show that nothing breaks if we need to read from the cache more
# than once, resulting in split event-headers
set @bcs = @@binlog_cache_size;
set @ac = @@autocommit;
set global binlog_cache_size=4096;
set autocommit= 0;
reset master;
create table t1 (a int) engine=innodb;
......
sql/log.cc
View file @ 3d984162
......@@ -1965,14 +1965,14 @@ bool MYSQL_LOG::write(THD *thd, IO_CACHE *cache, Log_event *commit_event)
}
/*
Adjust hdr_offs. Note that this doesn't mean it will necessarily
be valid in the next iteration; if the current event is very long,
it may take a couple of read-iterations (and subsequent fixings
of hdr_offs) for it to become valid again.
if we had a split header, hdr_offs was already fixed above.
Adjust hdr_offs. Note that it may still point beyond the segment
read in the next iteration; if the current event is very long,
it may take a couple of read-iterations (and subsequent adjustments
of hdr_offs) for it to point into the then-current segment.
If we have a split header (!carry), hdr_offs will be set at the
beginning of the next iteration, overwriting the value we set here:
*/
if (carry == 0)
hdr_offs -= length;
hdr_offs -= length;
}
/* Write data to the binary log file */
......@@ -1982,6 +1982,8 @@ bool MYSQL_LOG::write(THD *thd, IO_CACHE *cache, Log_event *commit_event)
DBUG_EXECUTE_IF("half_binlogged_transaction", goto DBUG_skip_commit;);
} while ((length=my_b_fill(cache)));
DBUG_ASSERT(carry == 0);
if (commit_event->write(&log_file))
goto err;
#ifndef DBUG_OFF
......
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