-- source suite/versioning/common.inc

create table t1(
  id int auto_increment primary key,
  sys_trx_start bigint unsigned as row start invisible,
  sys_trx_end bigint unsigned as row end invisible,
  period for system_time (sys_trx_start, sys_trx_end)
)
with system versioning
engine innodb;


# TRT_TRX_ID, TRT_COMMIT_ID, TRT_TRX_SEES #

insert into t1 values ();

--real_sleep 0.01
set @ts0= now(6);
insert into t1 values ();

--disable_cursor_protocol
--enable_prepare_warnings

select sys_trx_start from t1 where id = last_insert_id() into @tx0;
--enable_cursor_protocol
select transaction_id = @tx0 from mysql.transaction_registry
order by transaction_id desc limit 1;

set @ts1= now(6);
insert into t1 values ();
--disable_cursor_protocol
select sys_trx_start from t1 where id = last_insert_id() into @tx1;
--enable_cursor_protocol
select transaction_id = @tx1 from mysql.transaction_registry
order by transaction_id desc limit 1;

set @ts2= now(6);
insert into t1 values ();
--disable_cursor_protocol
select sys_trx_start from t1 where id = last_insert_id() into @tx2;
--enable_cursor_protocol
select transaction_id = @tx2 from mysql.transaction_registry
order by transaction_id desc limit 1;

set @ts3= now(6);

select
  trt_trx_id(@ts0) < @tx0 as A,
  trt_trx_id(@ts0, true) = @tx0 as B,
  trt_trx_id(@ts1) = @tx0 as C,
  trt_trx_id(@ts1, true) = @tx1 as D,
  trt_trx_id(@ts2) = @tx1 as E,
  trt_trx_id(@ts2, true) = @tx2 as F,
  trt_trx_id(@ts3) = @tx2 as G,
  trt_trx_id(@ts3, true) is null as H;

select
  trt_commit_id(@ts0) < @tx0 as A,
  trt_commit_id(@ts0, true) = trt_commit_id(null, @tx0) as B,
  trt_commit_id(@ts1) = trt_commit_id(null, @tx0) as C,
  trt_commit_id(@ts1, true) = trt_commit_id(null, @tx1) as D,
  trt_commit_id(@ts2) = trt_commit_id(null, @tx1) as E,
  trt_commit_id(@ts2, true) = trt_commit_id(null, @tx2) as F,
  trt_commit_id(@ts3) = trt_commit_id(null, @tx2) as G,
  trt_commit_id(@ts3, true) is null as H;

select
  trt_trx_sees(@tx1, @tx0) as A,
  not trt_trx_sees(@tx0, @tx1) as B,
  trt_trx_sees_eq(@tx1, @tx1) as C,
  not trt_trx_sees(@tx1, @tx1) as D,
  trt_trx_sees(@tx2, 0) as E,
  trt_trx_sees(-1, @tx2) as F;

select trt_trx_sees(0, @tx2);

# TRT_ISO_LEVEL #

set transaction isolation level read uncommitted;
insert into t1 values ();
--disable_cursor_protocol
select sys_trx_start from t1 where id = last_insert_id() into @tx3;
--enable_cursor_protocol
select isolation_level = 'READ-UNCOMMITTED' from mysql.transaction_registry where transaction_id = @tx3;

set transaction isolation level read committed;
insert into t1 values ();
--disable_cursor_protocol
select sys_trx_start from t1 where id = last_insert_id() into @tx4;
--enable_cursor_protocol
select isolation_level = 'READ-COMMITTED' from mysql.transaction_registry where transaction_id = @tx4;

set transaction isolation level serializable;
insert into t1 values ();
--disable_cursor_protocol
select sys_trx_start from t1 where id = last_insert_id() into @tx5;
--enable_cursor_protocol
select isolation_level = 'SERIALIZABLE' from mysql.transaction_registry where transaction_id = @tx5;

set transaction isolation level repeatable read;
insert into t1 values ();
--disable_cursor_protocol
select sys_trx_start from t1 where id = last_insert_id() into @tx6;
--enable_cursor_protocol
select isolation_level = 'REPEATABLE-READ' from mysql.transaction_registry where transaction_id = @tx6;

--disable_prepare_warnings

drop table t1;
call verify_trt;

-- source suite/versioning/common_finish.inc