reset master;
set GLOBAL binlog_format= 'ROW';
SET GLOBAL enable_blind_replace=ON;
set binlog_format=row;
create table t5 (c1 int primary key, c2 int);
insert into t5 values (1, 1);
insert into t5 values (2, 2);
insert into t5 values (3, 3);
select * from t5;
c1	c2
1	1
2	2
3	3
select variable_value into @c from information_schema.global_status where variable_name='rocksdb_num_get_for_update_calls';
replace into t5 values (1, 11);
replace into t5 values (2, 22);
replace into t5 values (3, 33);
select case when variable_value-@c = 3 then 'true' else 'false' end as read_free from information_schema.global_status where variable_name='rocksdb_num_get_for_update_calls';
read_free
true
select * from t5;
c1	c2
1	11
2	22
3	33
include/show_binlog_events.inc
Log_name	Pos	Event_type	Server_id	End_log_pos	Info
master-bin.000001	#	Query	#	#	use `test`; create table t5 (c1 int primary key, c2 int)
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
flush logs;
drop table t5;
reset master;
Replaying binlog events containing blind replace statements should work
select * from t5;
c1	c2
1	11
2	22
3	33
include/show_binlog_events.inc
Log_name	Pos	Event_type	Server_id	End_log_pos	Info
master-bin.000001	#	Query	#	#	use `test`; create table t5 (c1 int primary key, c2 int)
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
drop table t5;
reset master;
Replaying the same binlog events with blind replace disabled should work
The server should internally convert such events into updates
SET GLOBAL enable_blind_replace=OFF;
select * from t5;
c1	c2
1	11
2	22
3	33
include/show_binlog_events.inc
Log_name	Pos	Event_type	Server_id	End_log_pos	Info
master-bin.000001	#	Query	#	#	use `test`; create table t5 (c1 int primary key, c2 int)
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Update_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Update_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Table_map	#	#	table_id: # (test.t5)
master-bin.000001	#	Update_rows	#	#	table_id: # flags: STMT_END_F
master-bin.000001	#	Xid	#	#	COMMIT /* XID */
set GLOBAL binlog_format=DEFAULT;
SET GLOBAL enable_blind_replace=DEFAULT;
drop table t5;