MDEV-34919 post-fix

* add Aria truncate checks
* do store_lock() with a correct TL_xxx level
* remove InnoDB workaround for missing store_lock (from MDEV-35032)
* don't start transaction in temp tables (for Aria, with a test case)

mysql-test/main/vector,aria.rdiff

@@ -43,7 +43,40 @@
  drop table t1, t2;
  db.opt
  # Test insert ... select with vector index
-@@ -401,33 +401,39 @@
+@@ -388,8 +388,32 @@ db.opt
+ create table t1 (id int auto_increment primary key, v vector(5) not null, vector index (v));
+ insert t1 (id, v) values (1, x'e360d63ebe554f3fcdbc523f4522193f5236083d');
+ truncate table t1;
++Aria file:           datadir/test/t1#i#01
++Record format:       Block
++Crashsafe:           yes
++Character set:       utf8mb4_uca1400_ai_ci (2304)
++Data records:                       0  Deleted blocks:                      0
++Block_size:                      8192
++Recordlength:                      36
++
++Table description:
++Key Start Len Index    Type
++1   3     5   unique   varbin NULL            
++2   2     1   multip.  int8                   
+ insert t1 (id, v) values (1, x'e360d63ebe554f3fcdbc523f4522193f5236083d');
+ truncate table t1;
++Aria file:           datadir/test/t1#i#01
++Record format:       Block
++Crashsafe:           yes
++Character set:       utf8mb4_uca1400_ai_ci (2304)
++Data records:                       0  Deleted blocks:                      0
++Block_size:                      8192
++Recordlength:                      36
++
++Table description:
++Key Start Len Index    Type
++1   3     5   unique   varbin NULL            
++2   2     1   multip.  int8                   
+ insert t1 (id, v) values (1, x'e360d63ebe554f3fcdbc523f4522193f5236083d');
+ select id, hex(v) from t1;
+ id	hex(v)
+@@ -401,33 +425,39 @@ t1	CREATE TABLE `t1` (
    `v` vector(5) NOT NULL,
    PRIMARY KEY (`id`),
    VECTOR KEY `v` (`v`)

mysql-test/main/vector.test

@@ -165,12 +165,20 @@ if ($MTR_COMBINATION_MYISAM) {
 --replace_result $datadir datadir
 --exec $MYISAMCHK -d $datadir/test/t1#i#01
 }
+if ($MTR_COMBINATION_ARIA) {
+--replace_result $datadir datadir
+--exec $MARIA_CHK -d $datadir/test/t1#i#01
+}
 insert t1 (id, v) values (1, x'e360d63ebe554f3fcdbc523f4522193f5236083d');
 truncate table t1;
 if ($MTR_COMBINATION_MYISAM) {
 --replace_result $datadir datadir
 --exec $MYISAMCHK -d $datadir/test/t1#i#01
 }
+if ($MTR_COMBINATION_ARIA) {
+--replace_result $datadir datadir
+--exec $MARIA_CHK -d $datadir/test/t1#i#01
+}
 insert t1 (id, v) values (1, x'e360d63ebe554f3fcdbc523f4522193f5236083d');
 select id, hex(v) from t1;
 replace_result InnoDB MyISAM;

mysql-test/main/vector_aria.result

@@ -0,0 +1,10 @@
+#
+# Aria, ALTER TABLE
+#
+create table t (a int primary key, f vector(1) not null) engine=Aria;
+insert into t values (1, 0x30303030),(2, 0x31313131);
+alter table t add vector(f);
+check table t extended;
+Table	Op	Msg_type	Msg_text
+test.t	check	status	OK
+drop table t;

mysql-test/main/vector_aria.test

@@ -0,0 +1,8 @@
+--echo #
+--echo # Aria, ALTER TABLE
+--echo #
+create table t (a int primary key, f vector(1) not null) engine=Aria;
+insert into t values (1, 0x30303030),(2, 0x31313131);
+alter table t add vector(f);
+check table t extended;
+drop table t;

sql/sql_base.cc

@@ -9897,18 +9897,21 @@ int TABLE::hlindex_open(uint nr)
   hlindex->in_use= in_use;      // mark in use for this query
   hlindex->use_all_columns();
 
+  THR_LOCK_DATA *lock_data;
+  DBUG_ASSERT(hlindex->file->lock_count() <= 1);
+  hlindex->file->store_lock(in_use, &lock_data, reginfo.lock_type);
+
   int res= hlindex->file->ha_external_lock(in_use,
              reginfo.lock_type < TL_FIRST_WRITE ? F_RDLCK : F_WRLCK);
-  /*
-    This code is here mostly for Aria. It requires start_trans() call to handle
-    transaction logging.
-  */
-  if (res == 0 && hlindex->file->lock_count() == 1)
+  if (hlindex->file->lock_count() > 0)
   {
-    THR_LOCK_DATA *lock_data;
-    hlindex->file->store_lock(in_use, &lock_data, TL_IGNORE);
-    if (lock_data->lock->start_trans)
+    /*
+      This code is here mostly for Aria. It requires start_trans() call
+      to handle transaction logging.
+    */
+    if (res == 0 && !s->tmp_table && lock_data->lock->start_trans)
       lock_data->lock->start_trans(lock_data->status_param);
+    lock_data->type= TL_UNLOCK;
   }
   return res;
 }

storage/innobase/handler/ha_innodb.cc

@@ -16148,8 +16148,6 @@ ha_innobase::external_lock(
 	DEBUG_SYNC_C("ha_innobase_end_statement");
 
 	/* MySQL is releasing a table lock */
-	m_prebuilt->select_lock_type = LOCK_NONE;
-	m_prebuilt->stored_select_lock_type = LOCK_NONE;
 
 	trx->n_mysql_tables_in_use--;
 	m_mysql_has_locked = false;