MDEV-18929 2nd execution of SP does not detect ER_VERS_NOT_VERSIONED

Don't do skip_setup_conds() unless all errors are checked.

Fixes following errors:
      ER_PERIOD_NOT_FOUND
      ER_VERS_QUERY_IN_PARTITION
      ER_VERS_ENGINE_UNSUPPORTED
      ER_VERS_NOT_VERSIONED

Author: midenok

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

@@ -504,6 +504,14 @@ delete from t1 where a is not null;
 create or replace table t1 (i int) with system versioning partition by system_time limit 10 (partition p0 history, partition pn current);
 select * from t1 partition (p0) for system_time all;
 ERROR HY000: SYSTEM_TIME partitions in table `t1` does not support historical query
+# MDEV-18929 2nd execution of SP does not detect ER_VERS_NOT_VERSIONED
+create or replace procedure sp()
+select * from t1 partition (p0) for system_time all;
+call sp;
+ERROR HY000: SYSTEM_TIME partitions in table `t1` does not support historical query
+call sp;
+ERROR HY000: SYSTEM_TIME partitions in table `t1` does not support historical query
+drop procedure sp;
 # MDEV-15380 Index for versioned table gets corrupt after partitioning and DELETE
 create or replace table t1 (pk int primary key)
 engine=myisam

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

@@ -320,6 +320,21 @@ ERROR HY000: Table `t` is not system-versioned
 create or replace table t1 (x int) with system versioning engine myisam;
 select * from t1 for system_time as of transaction 1;
 ERROR HY000: Transaction-precise system versioning for `t1` is not supported
+# MDEV-18929 2nd execution of SP does not detect ER_VERS_NOT_VERSIONED
+create or replace procedure sp()
+select * from t1 for system_time as of transaction 1;
+call sp;
+ERROR HY000: Transaction-precise system versioning for `t1` is not supported
+call sp;
+ERROR HY000: Transaction-precise system versioning for `t1` is not supported
+create or replace table t1 (a int);
+create or replace procedure sp()
+select * from t1 for system_time all;
+call sp;
+ERROR HY000: Table `t1` is not system-versioned
+call sp;
+ERROR HY000: Table `t1` is not system-versioned
+drop procedure sp;
 create or replace table t1 (
 x int,
 sys_trx_start bigint unsigned as row start invisible,

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

@@ -146,7 +146,7 @@ i
 create or replace view v1 as select * from t1 for system_time as of date_sub(now(), interval 6 second);
 show create view v1;
 View	Create View	character_set_client	collation_connection
-v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i` from `t1` FOR SYSTEM_TIME AS OF current_timestamp() - interval 6 second	latin1	latin1_swedish_ci
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i` from `t1` FOR SYSTEM_TIME AS OF TIMESTAMP current_timestamp() - interval 6 second	latin1	latin1_swedish_ci
 drop view v1, vt1, vt12;
 drop tables t1, t3;
 #

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

@@ -455,6 +455,14 @@ delete from t1 where a is not null;
 create or replace table t1 (i int) with system versioning partition by system_time limit 10 (partition p0 history, partition pn current);
 --error ER_VERS_QUERY_IN_PARTITION
 select * from t1 partition (p0) for system_time all;
+--echo # MDEV-18929 2nd execution of SP does not detect ER_VERS_NOT_VERSIONED
+create or replace procedure sp()
+select * from t1 partition (p0) for system_time all;
+--error ER_VERS_QUERY_IN_PARTITION
+call sp;
+--error ER_VERS_QUERY_IN_PARTITION
+call sp;
+drop procedure sp;
 
 --echo # MDEV-15380 Index for versioned table gets corrupt after partitioning and DELETE
 create or replace table t1 (pk int primary key)

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

@@ -202,6 +202,21 @@ for system_time all as t;
 create or replace table t1 (x int) with system versioning engine myisam;
 --error ER_VERS_ENGINE_UNSUPPORTED
 select * from t1 for system_time as of transaction 1;
+--echo # MDEV-18929 2nd execution of SP does not detect ER_VERS_NOT_VERSIONED
+create or replace procedure sp()
+select * from t1 for system_time as of transaction 1;
+--error ER_VERS_ENGINE_UNSUPPORTED
+call sp;
+--error ER_VERS_ENGINE_UNSUPPORTED
+call sp;
+create or replace table t1 (a int);
+create or replace procedure sp()
+select * from t1 for system_time all;
+--error ER_VERS_NOT_VERSIONED
+call sp;
+--error ER_VERS_NOT_VERSIONED
+call sp;
+drop procedure sp;
 
 create or replace table t1 (
   x int,

sql/sql_select.cc

@@ -719,23 +719,22 @@ void vers_select_conds_t::print(String *str, enum_query_type query_type) const
   }
 }
 
+static
+bool skip_setup_conds(THD *thd)
+{
+  return (!thd->stmt_arena->is_conventional()
+          && !thd->stmt_arena->is_stmt_prepare_or_first_sp_execute())
+         || thd->lex->is_view_context_analysis();
+}
+
 int SELECT_LEX::vers_setup_conds(THD *thd, TABLE_LIST *tables)
 {
   DBUG_ENTER("SELECT_LEX::vers_setup_cond");
 #define newx new (thd->mem_root)
 
+  const bool update_conds= !skip_setup_conds(thd);
   TABLE_LIST *table;
 
-  if (!thd->stmt_arena->is_conventional() &&
-      !thd->stmt_arena->is_stmt_prepare_or_first_sp_execute())
-  {
-    // statement is already prepared
-    DBUG_RETURN(0);
-  }
-
-  if (thd->lex->is_view_context_analysis())
-    DBUG_RETURN(0);
-
   if (!versioned_tables)
   {
     for (table= tables; table; table= table->next_local)
@@ -805,13 +804,15 @@ int SELECT_LEX::vers_setup_conds(THD *thd, TABLE_LIST *tables)
       */
       if (table->partition_names && table->table->part_info->vers_info)
       {
-        if (vers_conditions.is_set())
+        /* If the history is stored in partitions, then partitions
+            themselves are not versioned. */
+        if (vers_conditions.was_set())
         {
           my_error(ER_VERS_QUERY_IN_PARTITION, MYF(0), table->alias.str);
           DBUG_RETURN(-1);
         }
-        else
-          vers_conditions.init(SYSTEM_TIME_ALL);
+        else if (!vers_conditions.is_set())
+          vers_conditions.type= SYSTEM_TIME_ALL;
       }
 #endif
 
@@ -866,6 +867,9 @@ int SELECT_LEX::vers_setup_conds(THD *thd, TABLE_LIST *tables)
       }
     }
 
+    if (!update_conds)
+      continue;
+
     Item *cond1= NULL, *cond2= NULL, *cond3= NULL, *curr= NULL;
     Item *point_in_time1= vers_conditions.start.item;
     Item *point_in_time2= vers_conditions.end.item;

sql/table.h

@@ -1871,6 +1871,7 @@ class Vers_history_point : public vers_history_point_t
 struct vers_select_conds_t
 {
   vers_system_time_t type;
+  vers_system_time_t orig_type;
   bool used:1;
   bool delete_history:1;
   Vers_history_point start;
@@ -1879,6 +1880,7 @@ struct vers_select_conds_t
   void empty()
   {
     type= SYSTEM_TIME_UNSPECIFIED;
+    orig_type= SYSTEM_TIME_UNSPECIFIED;
     used= false;
     delete_history= false;
     start.empty();
@@ -1890,6 +1892,7 @@ struct vers_select_conds_t
             Vers_history_point _end= Vers_history_point())
   {
     type= _type;
+    orig_type= _type;
     used= false;
     delete_history= (type == SYSTEM_TIME_HISTORY ||
       type == SYSTEM_TIME_BEFORE);
@@ -1905,6 +1908,10 @@ struct vers_select_conds_t
   {
     return type != SYSTEM_TIME_UNSPECIFIED;
   }
+  bool was_set() const
+  {
+    return orig_type != SYSTEM_TIME_UNSPECIFIED;
+  }
   bool resolve_units(THD *thd);
   bool eq(const vers_select_conds_t &conds) const;
 };