fix CREATE ... SELECT

move table->vers_update_fields() where it belongs - into fill_record(),
right after table_arg->update_virtual_fields()

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

@@ -191,14 +191,14 @@ en SYS_DATATYPE as row end,
 period for system_time (st, en)
 ) with system versioning;
 ## For non-versioned table:
-### 1. implicit system fields are not included
+### 1. invisible fields are not included
 create or replace table t2 as select * from t1;
 show create table t2;
 Table	Create Table
 t2	CREATE TABLE `t2` (
   `x23` int(11) DEFAULT NULL
 ) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
-### 2. explicit system fields are included
+### 2. all visible fields are included
 create or replace table t3 as select * from t0;
 select * from t0;
 y	st	en
@@ -214,18 +214,19 @@ insert into t1 values (1);
 select sys_trx_start from t1 into @sys_trx_start;
 insert into t0 (y) values (2);
 select st from t0 into @st;
-### 1. implicit system fields are included as implicit
 create or replace table t2 with system versioning as select * from t1;
 show create table t2;
 Table	Create Table
 t2	CREATE TABLE `t2` (
   `x23` int(11) DEFAULT NULL
 ) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
-#### sys_trx_start, sys_trx_end are copied; wildcard not expanded
-select * from t2 where sys_trx_start = @sys_trx_start;
+#### invisible fields are not copied
+select * from t2;
 x23
 1
-### 2. explicit system fields are included as non-system
+select * from t2 where sys_trx_start <= @sys_trx_start;
+x23
+### 2. source table with visible system fields, target with invisible
 create or replace table t3 with system versioning as select * from t0;
 show create table t3;
 Table	Create Table
@@ -234,13 +235,12 @@ t3	CREATE TABLE `t3` (
   `st` SYS_DATATYPE,
   `en` SYS_DATATYPE
 ) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
-#### st, en are plain fields now
 select * from t3 where y > 2;
 y	st	en
 select y from t3 where st = @st and sys_trx_start > @st;
 y
 2
-### 3. explicit system fields are kept as system
+### 3. source and target table with visible system fields
 create or replace table t3 (
 st SYS_DATATYPE as row start invisible,
 en SYS_DATATYPE as row end invisible,
@@ -254,9 +254,11 @@ t3	CREATE TABLE `t3` (
   `en` SYS_DATATYPE GENERATED ALWAYS AS ROW END INVISIBLE,
   PERIOD FOR SYSTEM_TIME (`st`, `en`)
 ) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
-select y from t3 where st = @st;
+select y from t3;
 y
 2
+select y from t3 where st = @st;
+y
 ### 4. system fields not or wrongly selected
 create or replace table t3 with system versioning select x23 from t1;
 show create table t3;
@@ -286,9 +288,11 @@ t3	CREATE TABLE `t3` (
   `x23` int(11) DEFAULT NULL,
   `y` int(11) DEFAULT NULL
 ) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
-select * from t3 for system_time all where sys_trx_start = @sys_trx_start and sys_trx_end = @sys_trx_end;
+select * from t3 for system_time all;
 x23	y
 1	3
+select * from t3 for system_time all where sys_trx_start = @sys_trx_start and sys_trx_end = @sys_trx_end;
+x23	y
 create or replace table t2 like t0;
 insert into t2 (y) values (1), (2);
 delete from t2 where y = 2;

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

@@ -196,12 +196,12 @@ eval create or replace table t0(
 ) with system versioning;
 
 --echo ## For non-versioned table:
---echo ### 1. implicit system fields are not included
+--echo ### 1. invisible fields are not included
 create or replace table t2 as select * from t1;
 --replace_result $default_engine DEFAULT_ENGINE $sys_datatype SYS_DATATYPE
 show create table t2;
 
---echo ### 2. explicit system fields are included
+--echo ### 2. all visible fields are included
 create or replace table t3 as select * from t0;
 select * from t0;
 --replace_result $default_engine DEFAULT_ENGINE $sys_datatype SYS_DATATYPE $sys_datatype_null SYS_DATATYPE $sys_datatype_not_null SYS_DATATYPE $sys_datatype_default_null SYS_DATATYPE
@@ -213,22 +213,21 @@ select sys_trx_start from t1 into @sys_trx_start;
 insert into t0 (y) values (2);
 select st from t0 into @st;
 
---echo ### 1. implicit system fields are included as implicit
 create or replace table t2 with system versioning as select * from t1;
 --replace_result $default_engine DEFAULT_ENGINE $sys_datatype SYS_DATATYPE
 show create table t2;
---echo #### sys_trx_start, sys_trx_end are copied; wildcard not expanded
-select * from t2 where sys_trx_start = @sys_trx_start;
+--echo #### invisible fields are not copied
+select * from t2;
+select * from t2 where sys_trx_start <= @sys_trx_start;
 
---echo ### 2. explicit system fields are included as non-system
+--echo ### 2. source table with visible system fields, target with invisible
 create or replace table t3 with system versioning as select * from t0;
 --replace_result $default_engine DEFAULT_ENGINE $sys_datatype SYS_DATATYPE $sys_datatype_null SYS_DATATYPE $sys_datatype_not_null SYS_DATATYPE $sys_datatype_default_null SYS_DATATYPE
 show create table t3;
---echo #### st, en are plain fields now
 select * from t3 where y > 2;
 select y from t3 where st = @st and sys_trx_start > @st;
 
---echo ### 3. explicit system fields are kept as system
+--echo ### 3. source and target table with visible system fields
 --replace_result $default_engine DEFAULT_ENGINE $sys_datatype SYS_DATATYPE
 eval create or replace table t3 (
   st $sys_datatype as row start invisible,
@@ -237,6 +236,7 @@ eval create or replace table t3 (
 ) with system versioning as select * from t0;
 --replace_result $default_engine DEFAULT_ENGINE $sys_datatype SYS_DATATYPE $sys_datatype_null SYS_DATATYPE $sys_datatype_not_null SYS_DATATYPE $sys_datatype_default_null SYS_DATATYPE
 show create table t3;
+select y from t3;
 select y from t3 where st = @st;
 
 --echo ### 4. system fields not or wrongly selected
@@ -261,6 +261,7 @@ insert into t2 values (3);
 create or replace table t3 with system versioning select * from t1 for system_time all, t2;
 --replace_result $default_engine DEFAULT_ENGINE $sys_datatype SYS_DATATYPE
 show create table t3;
+select * from t3 for system_time all;
 select * from t3 for system_time all where sys_trx_start = @sys_trx_start and sys_trx_end = @sys_trx_end;
 
 create or replace table t2 like t0;

sql/sql_base.cc

@@ -8017,6 +8017,7 @@ fill_record(THD *thd, TABLE *table_arg, List<Item> &fields, List<Item> &values,
   List_iterator_fast<Item> f(fields),v(values);
   Item *value, *fld;
   Item_field *field;
+  bool only_unvers_fields= update && table_arg->versioned();
   bool save_abort_on_warning= thd->abort_on_warning;
   bool save_no_errors= thd->no_errors;
   DBUG_ENTER("fill_record");
@@ -8068,6 +8069,8 @@ fill_record(THD *thd, TABLE *table_arg, List<Item> &fields, List<Item> &values,
                           ER_THD(thd, ER_WARNING_NON_DEFAULT_VALUE_FOR_VIRTUAL_COLUMN),
                           rfield->field_name.str, table->s->table_name.str);
     }
+    if (only_unvers_fields && !rfield->vers_update_unversioned())
+      only_unvers_fields= false;
     if (table->versioned() && rfield->vers_sys_field())
     {
       if (type == Item::DEFAULT_VALUE_ITEM)
@@ -8092,6 +8095,8 @@ fill_record(THD *thd, TABLE *table_arg, List<Item> &fields, List<Item> &values,
   if (table_arg->vfield &&
       table_arg->update_virtual_fields(table_arg->file, VCOL_UPDATE_FOR_WRITE))
     goto err;
+  if (table_arg->versioned() && !only_unvers_fields)
+    table_arg->vers_update_fields();
   thd->abort_on_warning= save_abort_on_warning;
   thd->no_errors=        save_no_errors;
   DBUG_RETURN(thd->is_error());
@@ -8350,6 +8355,8 @@ fill_record(THD *thd, TABLE *table, Field **ptr, List<Item> &values,
   if (table->vfield &&
       table->update_virtual_fields(table->file, VCOL_UPDATE_FOR_WRITE))
     goto err;
+  if (table->versioned())
+    table->vers_update_fields();
   thd->abort_on_warning= abort_on_warning_saved;
   DBUG_RETURN(thd->is_error());
 

sql/sql_insert.cc

@@ -1051,9 +1051,6 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
         }
       }
 
-      if (table->versioned())
-        table->vers_update_fields();
-
       if ((res= table_list->view_check_option(thd,
                                               (values_list.elements == 1 ?
                                                0 :
@@ -3860,8 +3857,6 @@ int select_insert::send_data(List<Item> &values)
     DBUG_RETURN(1);
   }
   table->vers_write= versioned_write;
-  if (table->versioned())
-    table->vers_update_fields();
   if (table_list)                               // Not CREATE ... SELECT
   {
     switch (table_list->view_check_option(thd, info.ignore)) {

sql/sql_update.cc

@@ -855,9 +855,6 @@ int mysql_update(THD *thd,
                                                TRG_EVENT_UPDATE))
         break; /* purecov: inspected */
 
-      if (has_vers_fields && table->versioned())
-        table->vers_update_fields();
-
       found++;
 
       if (!can_compare_record || compare_record(table))
@@ -2278,9 +2275,6 @@ int multi_update::send_data(List<Item> &not_used_values)
         if (table->default_field && table->update_default_fields(1, ignore))
           DBUG_RETURN(1);
 
-        if (has_vers_fields && table->versioned())
-          table->vers_update_fields();
-
         if ((error= cur_table->view_check_option(thd, ignore)) !=
             VIEW_CHECK_OK)
         {