set @@session.time_zone='+00:00'; set @@global.time_zone='+00:00';
--disable_cursor_protocol
select ifnull(max(transaction_id), 0) into @start_trx_id from mysql.transaction_registry;
--enable_cursor_protocol set @test_start=now(6);
delimiter ~~;
create procedureifnot exists verify_trt() begin set @i= 0;
select
@i:= @i + 1as No,
transaction_id > 0as A,
commit_id > transaction_id as B,
begin_timestamp > @test_start as C,
commit_timestamp >= begin_timestamp as D
from mysql.transaction_registry
where transaction_id > @start_trx_id;
select ifnull(max(transaction_id), 0)
into @start_trx_id
from mysql.transaction_registry; end~~
create procedureifnot exists verify_trt_dummy(recs int) begin
declare i int default 1;
create temporary table tmp (No int, A bool, B bool, C bool, D bool); while i <= recs do
insert into tmp values (i, 1, 1, 1, 1); set i= i + 1; endwhile;
select * from tmp;
drop table tmp; end~~
delimiter ;~~
let $default_engine= `select @@default_storage_engine`;
let $non_default_engine= `select if(@@default_storage_engine = 'InnoDB', 'MyISAM', 'InnoDB')`;
let $sys_datatype_expl= timestamp(6);
let $sys_datatype_expl_uc= TIMESTAMP(6);
if ($MTR_COMBINATION_MYISAM)
{
--let $MTR_COMBINATION_TIMESTAMP= 1
} if ($MTR_COMBINATION_TRADITIONAL)
{
--let $MTR_COMBINATION_TIMESTAMP= 1
} if ($MTR_COMBINATION_HEAP)
{
--let $MTR_COMBINATION_TIMESTAMP= 1
} if ($MTR_COMBINATION_TRX_ID)
{
let $sys_datatype_expl= bigint(20) unsigned;
let $sys_datatype_expl_uc= BIGINT(20) UNSIGNED;
let $sys_datatype_max= 18446744073709551615;
let $current_row= current_row;
} if ($MTR_COMBINATION_TIMESTAMP)
{
let $current_row= current_row_ts;
}
eval create or replace function current_row(sys_trx_end $sys_datatype_expl)
returns int
deterministic
return sys_trx_end = $sys_datatype_max;
eval create or replace function current_row_ts(sys_trx_end timestamp(6))
returns int
deterministic
return convert_tz(sys_trx_end, @@time_zone, '+00:00') = $sys_time_max;
delimiter ~~;
eval create or replace function check_row(row_start $sys_datatype_expl, row_end $sys_datatype_expl)
returns varchar(255)
deterministic begin if row_end < row_start then
return "ERROR: row_end < row_start";
elseif row_end = row_start then
return "ERROR: row_end == row_start";
elseif $current_row(row_end) then
return "CURRENT ROW"; endif;
return "HISTORICAL ROW"; end~~
delimiter ;~~
delimiter ~~;
eval create or replace function check_row_slave(row_start $sys_datatype_expl, row_end $sys_datatype_expl)
returns varchar(255)
deterministic begin if$current_row(row_end) then
return "CURRENT ROW"; endif;
return "HISTORICAL ROW"; end~~
delimiter ;~~
delimiter ~~;
eval create or replace function check_row_ts(row_start timestamp(6), row_end timestamp(6))
returns varchar(255)
deterministic begin if row_end < row_start then
return "ERROR: row_end < row_start";
elseif row_end = row_start then
return "ERROR: row_end == row_start";
elseif current_row_ts(row_end) then
return "CURRENT ROW"; endif;
return "HISTORICAL ROW"; end~~
delimiter ;~~
--enable_query_log
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.19 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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