Merge branch '10.2' of https://github.com/mariadb/server into 10.2

mysql-test/r/cte_recursive.result

@@ -2944,3 +2944,31 @@ limit 1
 );
 ERROR HY000: Unacceptable mutual recursion with anchored table 'cte_1'
 drop table t1;
+#
+# mdev-14777: crash caused by the same as in mdev-14755
+#
+CREATE TABLE t1 (i1 int NOT NULL, i2 int);
+CREATE TABLE t2 (d1 int NOT NULL PRIMARY KEY);
+CREATE TABLE t3 (i int );
+insert into t1 select seq,seq from seq_1_to_100000;
+insert into t2 select seq from  seq_1000_to_100000;
+insert into t3 select seq from seq_1_to_1000;
+SELECT *
+FROM
+(
+SELECT *
+FROM
+(
+WITH RECURSIVE rt AS
+(
+SELECT i2 P, i1 C FROM t1 WHERE i1 IN (SELECT d1 FROM t2)
+UNION
+SELECT t1.i2 P, rt.C C FROM t1, rt
+)
+SELECT C,P
+FROM ( SELECT P,C FROM rt WHERE NOT EXISTS (SELECT 1 FROM t1) ) Y
+) X
+WHERE 1 = 1
+) K, t3;
+C	P	i
+drop table t1,t2,t3;

mysql-test/r/derived_cond_pushdown.result

@@ -8807,3 +8807,67 @@ EXPLAIN
   }
 }
 drop table t1;
+#
+# MDEV-13454: consequence of mdev-14368 fixed for 5.5
+#
+SET  sql_mode = 'ONLY_FULL_GROUP_BY';
+create table t1 (id int, id2 int);
+insert into t1 values (1,1),(2,3),(3,4),(7,2);
+create table t2(id2 int);
+insert  t2 values (1),(2),(3);
+SELECT * FROM t1
+LEFT OUTER JOIN
+(SELECT id2, COUNT(*) as ct FROM t2 GROUP BY id2) vc USING (id2)
+WHERE (vc.ct>0);
+id2	id	ct
+1	1	1
+3	2	1
+2	7	1
+EXPLAIN FORMAT=JSON SELECT * FROM t1
+LEFT OUTER JOIN
+(SELECT id2, COUNT(*) as ct FROM t2 GROUP BY id2) vc USING (id2)
+WHERE (vc.ct>0);
+EXPLAIN
+{
+  "query_block": {
+    "select_id": 1,
+    "table": {
+      "table_name": "<derived2>",
+      "access_type": "ALL",
+      "rows": 3,
+      "filtered": 100,
+      "attached_condition": "vc.ct > 0",
+      "materialized": {
+        "query_block": {
+          "select_id": 2,
+          "having_condition": "ct > 0",
+          "filesort": {
+            "sort_key": "t2.id2",
+            "temporary_table": {
+              "table": {
+                "table_name": "t2",
+                "access_type": "ALL",
+                "rows": 3,
+                "filtered": 100
+              }
+            }
+          }
+        }
+      }
+    },
+    "block-nl-join": {
+      "table": {
+        "table_name": "t1",
+        "access_type": "ALL",
+        "rows": 4,
+        "filtered": 100
+      },
+      "buffer_type": "flat",
+      "buffer_size": "256Kb",
+      "join_type": "BNL",
+      "attached_condition": "t1.id2 = vc.id2"
+    }
+  }
+}
+DROP TABLE t1,t2;
+SET  sql_mode = DEFAULT;

mysql-test/t/cte_recursive.test

@@ -1998,3 +1998,37 @@ set @var=
 );
 
 drop table t1;
+
+--echo #
+--echo # mdev-14777: crash caused by the same as in mdev-14755
+--echo #
+
+--source include/have_sequence.inc
+
+CREATE TABLE t1 (i1 int NOT NULL, i2 int);
+CREATE TABLE t2 (d1 int NOT NULL PRIMARY KEY);
+CREATE TABLE t3 (i int );
+
+insert into t1 select seq,seq from seq_1_to_100000;
+insert into t2 select seq from  seq_1000_to_100000;
+insert into t3 select seq from seq_1_to_1000;
+
+SELECT *
+FROM
+(
+  SELECT *
+  FROM
+  (
+    WITH RECURSIVE rt AS
+    (
+      SELECT i2 P, i1 C FROM t1 WHERE i1 IN (SELECT d1 FROM t2)
+      UNION
+      SELECT t1.i2 P, rt.C C FROM t1, rt
+    )
+    SELECT C,P
+      FROM ( SELECT P,C FROM rt WHERE NOT EXISTS (SELECT 1 FROM t1) ) Y
+  ) X
+  WHERE 1 = 1
+) K, t3;
+
+drop table t1,t2,t3;

mysql-test/t/derived_cond_pushdown.test

@@ -1565,3 +1565,28 @@ eval $q;
 eval explain format=json $q;
 
 drop table t1;
+
+--echo #
+--echo # MDEV-13454: consequence of mdev-14368 fixed for 5.5
+--echo #
+
+SET  sql_mode = 'ONLY_FULL_GROUP_BY';
+
+create table t1 (id int, id2 int);
+insert into t1 values (1,1),(2,3),(3,4),(7,2);
+
+create table t2(id2 int);
+insert  t2 values (1),(2),(3);
+
+let $q=
+SELECT * FROM t1
+  LEFT OUTER JOIN
+  (SELECT id2, COUNT(*) as ct FROM t2 GROUP BY id2) vc USING (id2)
+WHERE (vc.ct>0);
+
+eval $q;
+eval EXPLAIN FORMAT=JSON $q;
+
+DROP TABLE t1,t2;
+
+SET  sql_mode = DEFAULT;