IB: long names in information_schema

mysql-test/suite/versioning/common.inc

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 
 delimiter ~~;
 create procedure if not exists verify_vtq()
@@ -7,13 +7,13 @@ begin
   set @i= 0;
   select
     @i:= @i + 1 as No,
-    trx_id > 0 as A,
-    commit_id > trx_id as B,
-    begin_ts > '1-1-1 0:0:0' as C,
-    commit_ts >= begin_ts as D
+    transaction_id > 0 as A,
+    commit_id > transaction_id as B,
+    begin_timestamp > '1-1-1 0:0:0' as C,
+    commit_timestamp >= begin_timestamp as D
   from information_schema.innodb_vtq
-  where trx_id > @start_trx_id;
-  select ifnull(max(trx_id), 0)
+  where transaction_id > @start_trx_id;
+  select ifnull(max(transaction_id), 0)
   into @start_trx_id
   from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/alter.result

@@ -251,19 +251,19 @@ t	CREATE TABLE `t` (
   PERIOD FOR SYSTEM_TIME (`sys_trx_start`, `sys_trx_end`)
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/auto_increment.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/commit_id.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~
@@ -68,20 +68,20 @@ insert into t1 values ();
 set @ts0= now(6);
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx0;
-select trx_id = @tx0 from information_schema.innodb_vtq limit 1;
-trx_id = @tx0
+select transaction_id = @tx0 from information_schema.innodb_vtq limit 1;
+transaction_id = @tx0
 1
 set @ts1= now(6);
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx1;
-select trx_id = @tx1 from information_schema.innodb_vtq limit 1;
-trx_id = @tx1
+select transaction_id = @tx1 from information_schema.innodb_vtq limit 1;
+transaction_id = @tx1
 1
 set @ts2= now(6);
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx2;
-select trx_id = @tx2 from information_schema.innodb_vtq limit 1;
-trx_id = @tx2
+select transaction_id = @tx2 from information_schema.innodb_vtq limit 1;
+transaction_id = @tx2
 1
 set @ts3= now(6);
 select
@@ -119,26 +119,26 @@ A	B	C	D	E	F	H
 set transaction isolation level read uncommitted;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx3;
-select iso_level = 'RU' from information_schema.innodb_vtq where trx_id = @tx3;
-iso_level = 'RU'
+select isolation_level = 'READ-UNCOMMITTED' from information_schema.innodb_vtq where transaction_id = @tx3;
+isolation_level = 'READ-UNCOMMITTED'
 1
 set transaction isolation level read committed;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx4;
-select iso_level = 'RC' from information_schema.innodb_vtq where trx_id = @tx4;
-iso_level = 'RC'
+select isolation_level = 'READ-COMMITTED' from information_schema.innodb_vtq where transaction_id = @tx4;
+isolation_level = 'READ-COMMITTED'
 1
 set transaction isolation level serializable;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx5;
-select iso_level = 'S' from information_schema.innodb_vtq where trx_id = @tx5;
-iso_level = 'S'
+select isolation_level = 'SERIALIZABLE' from information_schema.innodb_vtq where transaction_id = @tx5;
+isolation_level = 'SERIALIZABLE'
 1
 set transaction isolation level repeatable read;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx6;
-select iso_level = 'RR' from information_schema.innodb_vtq where trx_id = @tx6;
-iso_level = 'RR'
+select isolation_level = 'REPEATABLE-READ' from information_schema.innodb_vtq where transaction_id = @tx6;
+isolation_level = 'REPEATABLE-READ'
 1
 drop table t1;
 call verify_vtq;

mysql-test/suite/versioning/r/create.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/ddl.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/delete.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/insert.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/partition.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/select.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/r/update.result

 set @@session.time_zone='+00:00';
-select ifnull(max(trx_id), 0) into @start_trx_id from information_schema.innodb_vtq;
+select ifnull(max(transaction_id), 0) into @start_trx_id from information_schema.innodb_vtq;
 create procedure if not exists verify_vtq()
 begin
 set @i= 0;
 select
 @i:= @i + 1 as No,
-trx_id > 0 as A,
-commit_id > trx_id as B,
-begin_ts > '1-1-1 0:0:0' as C,
-commit_ts >= begin_ts as D
+transaction_id > 0 as A,
+commit_id > transaction_id as B,
+begin_timestamp > '1-1-1 0:0:0' as C,
+commit_timestamp >= begin_timestamp as D
 from information_schema.innodb_vtq
-where trx_id > @start_trx_id;
-select ifnull(max(trx_id), 0)
+where transaction_id > @start_trx_id;
+select ifnull(max(transaction_id), 0)
 into @start_trx_id
 from information_schema.innodb_vtq;
 end~~

mysql-test/suite/versioning/t/commit_id.test

@@ -13,17 +13,17 @@ insert into t1 values ();
 set @ts0= now(6);
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx0;
-select trx_id = @tx0 from information_schema.innodb_vtq limit 1;
+select transaction_id = @tx0 from information_schema.innodb_vtq limit 1;
 
 set @ts1= now(6);
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx1;
-select trx_id = @tx1 from information_schema.innodb_vtq limit 1;
+select transaction_id = @tx1 from information_schema.innodb_vtq limit 1;
 
 set @ts2= now(6);
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx2;
-select trx_id = @tx2 from information_schema.innodb_vtq limit 1;
+select transaction_id = @tx2 from information_schema.innodb_vtq limit 1;
 
 set @ts3= now(6);
 
@@ -62,22 +62,22 @@ select
 set transaction isolation level read uncommitted;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx3;
-select iso_level = 'RU' from information_schema.innodb_vtq where trx_id = @tx3;
+select isolation_level = 'READ-UNCOMMITTED' from information_schema.innodb_vtq where transaction_id = @tx3;
 
 set transaction isolation level read committed;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx4;
-select iso_level = 'RC' from information_schema.innodb_vtq where trx_id = @tx4;
+select isolation_level = 'READ-COMMITTED' from information_schema.innodb_vtq where transaction_id = @tx4;
 
 set transaction isolation level serializable;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx5;
-select iso_level = 'S' from information_schema.innodb_vtq where trx_id = @tx5;
+select isolation_level = 'SERIALIZABLE' from information_schema.innodb_vtq where transaction_id = @tx5;
 
 set transaction isolation level repeatable read;
 insert into t1 values ();
 select sys_trx_start from t1 where id = last_insert_id() into @tx6;
-select iso_level = 'RR' from information_schema.innodb_vtq where trx_id = @tx6;
+select isolation_level = 'REPEATABLE-READ' from information_schema.innodb_vtq where transaction_id = @tx6;
 
 
 drop table t1;

storage/innobase/handler/i_s.cc

@@ -9661,7 +9661,7 @@ UNIV_INTERN struct st_maria_plugin	i_s_innodb_sys_semaphore_waits =
 static ST_FIELD_INFO	innodb_vtq_fields_info[] =
 {
 #define SYS_VTQ_TRX_ID 0
-	{ STRUCT_FLD(field_name,	"trx_id"),
+	{ STRUCT_FLD(field_name,	"transaction_id"),
 	STRUCT_FLD(field_length,	MY_INT64_NUM_DECIMAL_DIGITS),
 	STRUCT_FLD(field_type,		MYSQL_TYPE_LONGLONG),
 	STRUCT_FLD(value,		0),
@@ -9679,7 +9679,7 @@ static ST_FIELD_INFO	innodb_vtq_fields_info[] =
 	STRUCT_FLD(open_method,		SKIP_OPEN_TABLE) },
 
 #define SYS_VTQ_BEGIN_TS 2
-	{ STRUCT_FLD(field_name,	"begin_ts"),
+	{ STRUCT_FLD(field_name,	"begin_timestamp"),
 	STRUCT_FLD(field_length,	6),
 	STRUCT_FLD(field_type,		MYSQL_TYPE_TIMESTAMP),
 	STRUCT_FLD(value,		0),
@@ -9688,7 +9688,7 @@ static ST_FIELD_INFO	innodb_vtq_fields_info[] =
 	STRUCT_FLD(open_method,		SKIP_OPEN_TABLE) },
 
 #define SYS_VTQ_COMMIT_TS 3
-	{ STRUCT_FLD(field_name,	"commit_ts"),
+	{ STRUCT_FLD(field_name,	"commit_timestamp"),
 	STRUCT_FLD(field_length,	6),
 	STRUCT_FLD(field_type,		MYSQL_TYPE_TIMESTAMP),
 	STRUCT_FLD(value,		0),
@@ -9697,8 +9697,8 @@ static ST_FIELD_INFO	innodb_vtq_fields_info[] =
 	STRUCT_FLD(open_method,		SKIP_OPEN_TABLE) },
 
 #define SYS_VTQ_ISO_LEVEL 4
-	{ STRUCT_FLD(field_name,	"iso_level"),
-	STRUCT_FLD(field_length,	2),
+	{ STRUCT_FLD(field_name,	"isolation_level"),
+	STRUCT_FLD(field_length,	16),
 	STRUCT_FLD(field_type,		MYSQL_TYPE_STRING),
 	STRUCT_FLD(value,		0),
 	STRUCT_FLD(field_flags,		0),
@@ -9708,6 +9708,39 @@ static ST_FIELD_INFO	innodb_vtq_fields_info[] =
 	END_OF_ST_FIELD_INFO
 };
 
+/******************************************************************//**
+Maps a InnoDB trx isolation level code to the MySQL isolation level name
+@return MySQL isolation level name */
+static inline
+const char*
+i_s_isolation_name(
+/*=========================*/
+	ulint	iso)	/*!< in: InnoDB isolation level code */
+{
+	enum_tx_isolation mysql_iso;
+
+	switch (iso) {
+	case TRX_ISO_REPEATABLE_READ:
+		mysql_iso = ISO_REPEATABLE_READ;
+		break;
+	case TRX_ISO_READ_COMMITTED:
+		mysql_iso = ISO_READ_COMMITTED;
+		break;
+	case TRX_ISO_SERIALIZABLE:
+		mysql_iso = ISO_SERIALIZABLE;
+		break;
+	case TRX_ISO_READ_UNCOMMITTED:
+		mysql_iso = ISO_READ_UNCOMMITTED;
+		break;
+	default:
+		ut_error;
+		return NULL;
+	}
+
+	return tx_isolation_names[mysql_iso];
+}
+
+
 /**********************************************************************//**
 Function to fill INFORMATION_SCHEMA.INNODB_SYS_VTQ with information
 collected by scanning SYS_VTQ table.
@@ -9726,20 +9759,7 @@ i_s_dict_fill_vtq(
 	DBUG_ENTER("i_s_dict_fill_vtq");
 	fields = table_to_fill->field;
 
-	switch (vtq.iso_level) {
-	case TRX_ISO_REPEATABLE_READ:
-		iso_level = "RR";
-		break;
-	case TRX_ISO_READ_COMMITTED:
-		iso_level = "RC";
-		break;
-	case TRX_ISO_SERIALIZABLE:
-		iso_level = "S";
-		break;
-	case TRX_ISO_READ_UNCOMMITTED:
-		iso_level = "RU";
-		break;
-	}
+	iso_level = i_s_isolation_name(vtq.iso_level);
 
 	OK(field_store_ullong(fields[SYS_VTQ_TRX_ID], vtq.trx_id));
 	OK(field_store_ullong(fields[SYS_VTQ_COMMIT_ID], vtq.commit_id));