unify error messages a bit

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

@@ -65,14 +65,24 @@ create or replace table t (i int) with system versioning;
 delete history from t;
 create or replace view v as select * from t;
 delete history from v;
-ERROR HY000: DELETE HISTORY from VIEW is prohibited
+ERROR 42S02: 'v' is a view
 create or replace table t (i int);
 delete history from t;
 ERROR HY000: Table `t` is not system-versioned
 create or replace view v as select * from t;
 delete history from v;
-ERROR HY000: DELETE HISTORY from VIEW is prohibited
+ERROR 42S02: 'v' is a view
 prepare stmt from 'delete history from t';
 ERROR HY000: Table `t` is not system-versioned
 drop table t;
 drop view v;
+create or replace table t (i int);
+create or replace view v as select * from t;
+drop table v;
+ERROR 42S02: 'test.v' is a view
+lock table v write;
+delete history from v before system_time now(6);
+ERROR 42S02: 'v' is a view
+unlock tables;
+drop view v;
+drop table t;

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

@@ -60,17 +60,31 @@ select * from t for system_time all;
 create or replace table t (i int) with system versioning;
 delete history from t;
 create or replace view v as select * from t;
---error ER_VERS_TRUNCATE_VIEW
+--error ER_IT_IS_A_VIEW
 delete history from v;
 
 create or replace table t (i int);
 --error ER_VERS_NOT_VERSIONED
 delete history from t;
 create or replace view v as select * from t;
---error ER_VERS_TRUNCATE_VIEW
+--error ER_IT_IS_A_VIEW
 delete history from v;
 --error ER_VERS_NOT_VERSIONED
 prepare stmt from 'delete history from t';
 
 drop table t;
 drop view v;
+
+#
+# MDEV-15402 Assertion `table' failed in mysql_delete on attempt to delete history from view
+#
+create or replace table t (i int);
+create or replace view v as select * from t;
+--error ER_IT_IS_A_VIEW
+drop table v;
+lock table v write;
+--error ER_IT_IS_A_VIEW
+delete history from v before system_time now(6);
+unlock tables;
+drop view v;
+drop table t;

sql/share/errmsg-utf8.txt

@@ -7897,14 +7897,14 @@ ER_VERS_DUPLICATE_ROW_START_END
 ER_VERS_ALREADY_VERSIONED
         eng "Table %`s is already system-versioned"
 
-ER_VERS_TRUNCATE_VIEW
-        eng "DELETE HISTORY from VIEW is prohibited"
+ER_UNUSED_24
+	eng "You should never see it"
 
 ER_VERS_TEMPORARY
 	eng "System versioning prohibited for TEMPORARY tables"
 
-ER_VERS_INPLACE_NOT_IMPLEMENTED
-        eng "Not implemented for system-versioned tables"
+ER_VERS_NOT_SUPPORTED
+        eng "%s is not supported for %s system-versioned tables"
 ER_INDEX_FILE_FULL
         eng "The index file for table '%-.192s' is full"
 ER_UPDATED_COLUMN_ONLY_ONCE

sql/sql_delete.cc

@@ -310,7 +310,7 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
   {
     if (table_list->is_view_or_derived())
     {
-      my_error(ER_VERS_TRUNCATE_VIEW, MYF(0));
+      my_error(ER_IT_IS_A_VIEW, MYF(0), table_list->table_name.str);
       DBUG_RETURN(true);
     }
 
@@ -938,7 +938,7 @@ l
   {
     if (table_list->is_view())
     {
-      my_error(ER_VERS_TRUNCATE_VIEW, MYF(0));
+      my_error(ER_IT_IS_A_VIEW, MYF(0), table_list->table_name.str);
       DBUG_RETURN(true);
     }
     if (select_lex->vers_setup_conds(thd, table_list, conds))

storage/innobase/handler/handler0alter.cc

@@ -699,7 +699,7 @@ ha_innobase::check_if_supported_inplace_alter(
 	if ((table->versioned(VERS_TIMESTAMP) || altered_table->versioned(VERS_TIMESTAMP))
 	    && innobase_need_rebuild(ha_alter_info, table)) {
 		ha_alter_info->unsupported_reason =
-			innobase_get_err_msg(ER_VERS_INPLACE_NOT_IMPLEMENTED);
+			"Not implemented for system-versioned tables";
 		DBUG_RETURN(HA_ALTER_INPLACE_NOT_SUPPORTED);
 	}
 
@@ -1239,7 +1239,7 @@ ha_innobase::check_if_supported_inplace_alter(
 	if ((table->versioned(VERS_TRX_ID) || altered_table->versioned(VERS_TRX_ID))
 	    && innobase_need_rebuild(ha_alter_info, table)) {
 		ha_alter_info->unsupported_reason =
-			innobase_get_err_msg(ER_VERS_INPLACE_NOT_IMPLEMENTED);
+			"Not implemented for system-versioned tables";
 		online = false;
 	}