Merge 10.2 into 10.3

cmake/FindJNI.cmake

-if(JAVA_AWT_LIBRARY)
+if(JAVA_AWT_LIBRARY AND JAVA_INCLUDE_PATH)
   set(JNI_FOUND TRUE)
   return()
 endif()

debian/mariadb-plugin-connect.install

 etc/mysql/conf.d/connect.cnf  etc/mysql/mariadb.conf.d
 usr/lib/mysql/plugin/ha_connect.so
-usr/share/mysql/Mongo2.jar
-usr/share/mysql/Mongo3.jar
-usr/share/mysql/JavaWrappers.jar
-usr/share/mysql/JdbcInterface.jar

mysql-test/main/derived_cond_pushdown.result

@@ -10651,6 +10651,45 @@ m
 7
 drop view v1;
 drop table t1;
+#
+# MDEV-25635: pushdown into grouping view using aggregate functions
+#             with constant arguments via a mergeable derived table
+#
+create table t1 (a int);
+insert into t1 values (3), (7), (1), (3), (7), (7), (3);
+create view v1 as select a, sum(1) as f, sum(1) as g from t1 group by a;
+select * from v1;
+a	f	g
+1	1	1
+3	3	3
+7	3	3
+select * from (select * from v1) as dt where a=f and a=g;
+a	f	g
+1	1	1
+3	3	3
+explain extended select * from (select * from v1) as dt where a=f and a=g;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	<derived3>	ALL	NULL	NULL	NULL	NULL	7	100.00	Using where
+3	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	7	100.00	Using temporary; Using filesort
+Warnings:
+Note	1003	/* select#1 */ select `v1`.`a` AS `a`,`v1`.`f` AS `f`,`v1`.`g` AS `g` from `test`.`v1` where `v1`.`a` = `v1`.`f` and `v1`.`a` = `v1`.`g`
+create view v2 as select a, min(1) as f, min(1) as g from t1 group by a;
+select * from v2;
+a	f	g
+1	1	1
+3	1	1
+7	1	1
+select * from (select * from v2) as dt where a=f and a=g;
+a	f	g
+1	1	1
+explain extended select * from (select * from v2) as dt where a=f and a=g;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	<derived3>	ALL	NULL	NULL	NULL	NULL	7	100.00	Using where
+3	DERIVED	t1	ALL	NULL	NULL	NULL	NULL	7	100.00	Using temporary; Using filesort
+Warnings:
+Note	1003	/* select#1 */ select `v2`.`a` AS `a`,`v2`.`f` AS `f`,`v2`.`g` AS `g` from `test`.`v2` where `v2`.`a` = `v2`.`f` and `v2`.`a` = `v2`.`g`
+drop view v1,v2;
+drop table t1;
 # End of 10.2 tests
 #
 # MDEV-14579: pushdown conditions into materialized views/derived tables

mysql-test/main/derived_cond_pushdown.test

@@ -2213,6 +2213,31 @@ select * from v1 where m > 0;
 drop view v1;
 drop table t1;
 
+--echo #
+--echo # MDEV-25635: pushdown into grouping view using aggregate functions
+--echo #             with constant arguments via a mergeable derived table
+--echo #
+
+create table t1 (a int);
+insert into t1 values (3), (7), (1), (3), (7), (7), (3);
+
+create view v1 as select a, sum(1) as f, sum(1) as g from t1 group by a;
+select * from v1;
+let $q1=
+select * from (select * from v1) as dt where a=f and a=g;
+eval $q1;
+eval explain extended $q1;
+
+create view v2 as select a, min(1) as f, min(1) as g from t1 group by a;
+select * from v2;
+let $q2=
+select * from (select * from v2) as dt where a=f and a=g;
+eval $q2;
+eval explain extended $q2;
+
+drop view v1,v2;
+drop table t1;
+
 --echo # End of 10.2 tests
 
 --echo #

mysql-test/suite/vcol/r/vcol_syntax.result

-drop table if exists t1;
 set @OLD_SQL_MODE=@@SESSION.SQL_MODE;
 create table t1 (a int, b int generated always  as (a+1));
 show create table t1;
@@ -88,3 +87,13 @@ create table t1 (x int, y int default test2.t1.x);
 ERROR 42S22: Unknown column '`test2`.`t1`.`x`' in 'DEFAULT'
 create table t1 (x int, check (test2.t1.x > 0));
 ERROR 42S22: Unknown column '`test2`.`t1`.`x`' in 'CHECK'
+#
+# MDEV-25672 table alias from previous statement interferes later commands
+#
+create table t1 (a int, v_a int generated always as (a));
+update t1 as x set a = 1;
+alter table t1 force;
+drop table t1;
+#
+# End of 10.2 tests
+#

mysql-test/suite/vcol/t/vcol_syntax.test

 #
 # test syntax
 #
---disable_warnings
-drop table if exists t1;
---enable_warnings
-
 set @OLD_SQL_MODE=@@SESSION.SQL_MODE;
 create table t1 (a int, b int generated always  as (a+1));
 show create table t1;
@@ -72,3 +68,16 @@ create table t1 (x int, y int check (y > test2.t1.x));
 create table t1 (x int, y int default test2.t1.x);
 --error ER_BAD_FIELD_ERROR
 create table t1 (x int, check (test2.t1.x > 0));
+
+--echo #
+--echo # MDEV-25672 table alias from previous statement interferes later commands
+--echo #
+create table t1 (a int, v_a int generated always as (a));
+update t1 as x set a = 1;
+alter table t1 force;
+drop table t1;
+
+
+--echo #
+--echo # End of 10.2 tests
+--echo #

sql/item.h

@@ -3198,7 +3198,7 @@ class Item_field :public Item_ident,
   bool check_table_name_processor(void *arg)
   {
     Check_table_name_prm &p= *(Check_table_name_prm *) arg;
-    if (p.table_name.length && table_name)
+    if (!field && p.table_name.length && table_name)
     {
       DBUG_ASSERT(p.db.length);
       if ((db_name &&
@@ -5383,7 +5383,10 @@ class Item_direct_view_ref :public Item_direct_ref
   table_map used_tables() const;
   void update_used_tables();
   table_map not_null_tables() const;
-  bool const_item() const { return used_tables() == 0; }
+  bool const_item() const
+  {
+    return (*ref)->const_item() && (null_ref_table == NO_NULL_TABLE);
+  }
   TABLE *get_null_ref_table() const { return null_ref_table; }
   bool walk(Item_processor processor, bool walk_subquery, void *arg)
   { 

storage/connect/CMakeLists.txt

@@ -13,6 +13,10 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1335 USA
 
+IF(WITHOUT_DYNAMIC_PLUGINS OR WITH_NONE OR ("${PLUGIN_CONNECT}" STREQUAL "NO"))
+  RETURN()
+ENDIF()
+
 SET(CONNECT_PLUGIN_STATIC  "connect")
 SET(CONNECT_PLUGIN_DYNAMIC "connect")
 

storage/innobase/buf/buf0rea.cc

 /*****************************************************************************
 
 Copyright (c) 1995, 2017, Oracle and/or its affiliates. All Rights Reserved.
-Copyright (c) 2015, 2020, MariaDB Corporation.
+Copyright (c) 2015, 2021, MariaDB Corporation.
 
 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
@@ -806,13 +806,18 @@ buf_read_ibuf_merge_pages(
 			continue;
 		}
 
-		if (UNIV_UNLIKELY(page_nos[i] >= space->size)) {
+		ulint size = space->size;
+		if (!size) {
+			size = fil_space_get_size(space->id);
+		}
+
+		if (UNIV_UNLIKELY(page_nos[i] >= size)) {
 			do {
 				ibuf_delete_recs(page_id_t(space_ids[i],
 							   page_nos[i]));
 			} while (++i < n_stored
 				 && space_ids[i - 1] == space_ids[i]
-				 && page_nos[i] >= space->size);
+				 && page_nos[i] >= size);
 			i--;
 next:
 			space->release();

win/packaging/heidisql.cmake

-SET(HEIDISQL_BASE_NAME "HeidiSQL_11.2_32_Portable")
+SET(HEIDISQL_BASE_NAME "HeidiSQL_11.3_32_Portable")
 SET(HEIDISQL_ZIP "${HEIDISQL_BASE_NAME}.zip")
 SET(HEIDISQL_URL "http://www.heidisql.com/downloads/releases/${HEIDISQL_ZIP}")
 SET(HEIDISQL_DOWNLOAD_DIR ${THIRD_PARTY_DOWNLOAD_LOCATION}/${HEIDISQL_BASE_NAME})

win/upgrade_wizard/upgradeDlg.cpp

@@ -367,7 +367,10 @@ void CUpgradeDlg::UpgradeOneService(const string& servicename)
     ErrorExit("Stdout SetHandleInformation"); 
 
   string commandline("mysql_upgrade_service.exe --service=");
+  commandline += "\"";
   commandline += servicename;
+  commandline += "\"";
+
   si.cb = sizeof(si);
   si.hStdInput= GetStdHandle(STD_INPUT_HANDLE);
   si.hStdOutput= hPipeWrite;
@@ -397,7 +400,7 @@ void CUpgradeDlg::UpgradeOneService(const string& servicename)
   else
   {
 	/* 
-	  Creating a process with CREATE_BREAKAWAY_FROM_JOB, reset this flag
+	  Creating a process with CREATE_BREAKAWAY_FROM_JOB failed, reset this flag
 	  and retry.
 	*/
     if (!CreateProcess(NULL, (LPSTR)commandline.c_str(), NULL, NULL, TRUE,