MDEV-9462: Out of memory using explain on 2 empty tables

Fixed adding derived tables items to outer one.

5 files changed, 604 insertions, 11 deletions

diff --git a/mysql-test/r/derived.result b/mysql-test/r/derived.result
index 9b928699508..2c316a829a7 100644
--- a/mysql-test/r/derived.result
+++ b/mysql-test/r/derived.result
@@ -605,3 +605,322 @@ Warnings:
 Note	1276	Field or reference 'f2' of SELECT #3 was resolved in SELECT #1
 Note	1003	select 6 AS `f1` from  <materialize> (select `test`.`t2`.`f3` from `test`.`t2` having (`test`.`t2`.`f3` >= 8)) semi join (`test`.`t2`) where ((`test`.`t2`.`f3` = 6) and (9 = `<subquery4>`.`f3`))
 DROP TABLE t2,t1;
+#
+# MDEV-9462: Out of memory using explain on 2 empty tables 
+#
+CREATE TABLE `t1` (
+`REC_GROUP` char(2) DEFAULT NULL,
+`CLIENT_INFO` text CHARACTER SET utf8,
+`NAME` text,
+`PHONE_NUMBER` text,
+`ATTENTION_NAME` text,
+`PAYMENT_TERM` text CHARACTER SET utf8,
+`CREDIT_LIMIT` decimal(12,2) DEFAULT NULL,
+`LAST_PAY_DATE` text CHARACTER SET utf8,
+`TOTAL` double DEFAULT NULL,
+`TOTAL_MCL` double DEFAULT NULL,
+`TOTAL_MFS` double DEFAULT NULL,
+`TOTAL_MIS` double DEFAULT NULL,
+`BEFORE_DUE_7_MCL` double DEFAULT NULL,
+`BEFORE_DUE_7_MFS` double DEFAULT NULL,
+`BEFORE_DUE_7_MIS` double DEFAULT NULL,
+`PER1_MCL` double DEFAULT NULL,
+`PER1_MFS` double DEFAULT NULL,
+`PER1_MIS` double DEFAULT NULL,
+`PER2_MCL` double DEFAULT NULL,
+`PER2_MFS` double DEFAULT NULL,
+`PER2_MIS` double DEFAULT NULL,
+`PER3_MCL` double DEFAULT NULL,
+`PER3_MFS` double DEFAULT NULL,
+`PER3_MIS` double DEFAULT NULL,
+`PER4_MCL` double DEFAULT NULL,
+`PER4_MFS` double DEFAULT NULL,
+`PER4_MIS` double DEFAULT NULL,
+`PER5_MCL` double DEFAULT NULL,
+`PER5_MFS` double DEFAULT NULL,
+`PER5_MIS` double DEFAULT NULL,
+`PER6_MCL` double DEFAULT NULL,
+`PER6_MFS` double DEFAULT NULL,
+`PER6_MIS` double DEFAULT NULL,
+`PER7_MCL` double DEFAULT NULL,
+`PER7_MFS` double DEFAULT NULL,
+`PER7_MIS` double DEFAULT NULL,
+`BEFORE_DUE_7` double DEFAULT NULL,
+`PER1` double DEFAULT NULL,
+`PER2` double DEFAULT NULL,
+`PER3` double DEFAULT NULL,
+`PER4` double DEFAULT NULL,
+`PER5` double DEFAULT NULL,
+`PER6` double DEFAULT NULL,
+`PER7` double DEFAULT NULL,
+`REF` varchar(30) DEFAULT NULL,
+`TYPE` varchar(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL
+);
+CREATE TABLE `t2` (
+`RECEIVABLE_GROUP` char(2) DEFAULT NULL,
+`CLIENT_NUMBER` varchar(35) DEFAULT NULL,
+`CLIENT_NAME` varchar(73) DEFAULT NULL,
+`PHONE_NUMBER` char(12) DEFAULT NULL,
+`ATTENTION_NAME` char(26) DEFAULT NULL,
+`PAYMENT_TERM` varchar(26) CHARACTER SET utf8 DEFAULT NULL,
+`CREDIT_LIMIT` decimal(12,2) DEFAULT NULL,
+`LAST_PAY_DATE` varchar(42) CHARACTER SET utf8 DEFAULT NULL,
+`TOTAL` decimal(12,2) DEFAULT NULL,
+`BEFORE_DUE_7` decimal(12,2) DEFAULT NULL,
+`PER1` decimal(12,2) DEFAULT NULL,
+`PER2` decimal(12,2) DEFAULT NULL,
+`PER3` decimal(12,2) DEFAULT NULL,
+`PER4` decimal(12,2) DEFAULT NULL,
+`PER5` decimal(12,2) DEFAULT NULL,
+`PER6` decimal(12,2) DEFAULT NULL,
+`PER7` decimal(12,2) DEFAULT NULL,
+`DIVISION` varchar(3) CHARACTER SET utf8 NOT NULL,
+`CLIENT_INFO` varchar(294) CHARACTER SET utf8 DEFAULT NULL,
+`EXCHANGE_RATE` double NOT NULL,
+`REF` varchar(30) DEFAULT NULL
+);
+explain
+SELECT A.RECEIVABLE_GROUP,A.CLIENT_INFO,A.CLIENT_NAME,A.PHONE_NUMBER,A.ATTENTION_NAME,A.PAYMENT_TERM,A.CREDIT_LIMIT,A.LAST_PAY_DATE,A.TOTAL,
+COALESCE(B.TOTAL_MCL,0) AS TOTAL_MCL,
+COALESCE(C.TOTAL_MFS,0) AS TOTAL_MFS,
+COALESCE(D.TOTAL_MIS,0) AS TOTAL_MIS,
+COALESCE(F.BEFORE_DUE_7_MCL,0) AS BEFORE_DUE_7_MCL,
+COALESCE(G.BEFORE_DUE_7_MFS,0) AS BEFORE_DUE_7_MFS,
+COALESCE(H.BEFORE_DUE_7_MIS,0) AS BEFORE_DUE_7_MIS,
+COALESCE(I.PER1_MCL,0) AS PER1_MCL,
+COALESCE(J.PER1_MFS,0) AS PER1_MFS,
+COALESCE(K.PER1_MIS,0) AS PER1_MIS,
+COALESCE(L.PER2_MCL,0) AS PER2_MCL,
+COALESCE(M.PER2_MFS,0) AS PER2_MFS,
+COALESCE(N.PER2_MIS,0) AS PER2_MIS,
+COALESCE(O.PER3_MCL,0) AS PER3_MCL,
+COALESCE(P.PER3_MFS,0) AS PER3_MFS,
+COALESCE(R.PER3_MIS,0) AS PER3_MIS,
+COALESCE(S.PER4_MCL,0) AS PER4_MCL,
+COALESCE(T.PER4_MFS,0) AS PER4_MFS,
+COALESCE(U.PER4_MIS,0) AS PER4_MIS,
+COALESCE(V.PER5_MCL,0) AS PER5_MCL,
+COALESCE(X.PER5_MFS,0) AS PER5_MFS,
+COALESCE(Z.PER5_MIS,0) AS PER5_MIS,
+COALESCE(Q.PER6_MCL,0) AS PER6_MCL,
+COALESCE(Y.PER6_MFS,0) AS PER6_MFS,
+COALESCE(W.PER6_MIS,0) AS PER6_MIS,
+COALESCE(A1.PER7_MCL,0) AS PER7_MCL,
+COALESCE(B1.PER7_MFS,0) AS PER7_MFS,
+COALESCE(C1.PER7_MIS,0) AS PER7_MIS,
+A.BEFORE_DUE_7,A.PER1,A.PER2,A.PER3,A.PER4,A.PER5,A.PER6,A.PER7,
+CONCAT(A.DIVISION,'-',A.CLIENT_NUMBER) AS REF,"2" AS TYPE FROM
+(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,
+GROUP_CONCAT(DISTINCT CLIENT_INFO SEPARATOR '<br>') AS CLIENT_INFO,
+GROUP_CONCAT(DISTINCT CLIENT_NAME SEPARATOR '<br>') AS CLIENT_NAME, 
+GROUP_CONCAT( DISTINCT `PHONE_NUMBER` SEPARATOR '<br>' ) AS PHONE_NUMBER , 
+GROUP_CONCAT( DISTINCT `ATTENTION_NAME` SEPARATOR '<br>' )  AS ATTENTION_NAME, 
+GROUP_CONCAT( DISTINCT `PAYMENT_TERM` SEPARATOR '<br>' ) AS PAYMENT_TERM, 
+CREDIT_LIMIT , 
+GROUP_CONCAT( `LAST_PAY_DATE` SEPARATOR '<br>' ) AS LAST_PAY_DATE, 
+SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL, 
+SUM( `BEFORE_DUE_7`*EXCHANGE_RATE ) AS BEFORE_DUE_7, 
+SUM( `PER1`*EXCHANGE_RATE ) AS PER1, 
+SUM( `PER2`*EXCHANGE_RATE ) AS PER2, 
+SUM( `PER3`*EXCHANGE_RATE ) AS PER3, 
+SUM( `PER4`*EXCHANGE_RATE ) AS PER4, 
+SUM( `PER5`*EXCHANGE_RATE ) AS PER5, 
+SUM( `PER6`*EXCHANGE_RATE ) AS PER6, 
+SUM( `PER7`*EXCHANGE_RATE ) AS PER7
+FROM `t2`
+WHERE REF IS NULL GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS A 
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS B ON A.CLIENT_NUMBER=B.CLIENT_NUMBER AND 
+A.DIVISION=B.DIVISION AND A.RECEIVABLE_GROUP=B.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=B.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS C ON A.CLIENT_NUMBER=C.CLIENT_NUMBER 
+AND 
+A.DIVISION=C.DIVISION AND A.RECEIVABLE_GROUP=C.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=C.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS D ON A.CLIENT_NUMBER=D.CLIENT_NUMBER AND 
+A.DIVISION=D.DIVISION AND A.RECEIVABLE_GROUP=D.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=D.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS F ON A.CLIENT_NUMBER=F.CLIENT_NUMBER AND 
+A.DIVISION=F.DIVISION AND A.RECEIVABLE_GROUP=F.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=F.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS G ON A.CLIENT_NUMBER=G.CLIENT_NUMBER AND 
+A.DIVISION=G.DIVISION AND A.RECEIVABLE_GROUP=G.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=G.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS H ON A.CLIENT_NUMBER=H.CLIENT_NUMBER AND 
+A.DIVISION=H.DIVISION AND A.RECEIVABLE_GROUP=H.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=H.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS I ON A.CLIENT_NUMBER=I.CLIENT_NUMBER  AND 
+A.DIVISION=I.DIVISION AND A.RECEIVABLE_GROUP=I.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=I.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS J ON A.CLIENT_NUMBER=J.CLIENT_NUMBER AND 
+A.DIVISION=J.DIVISION AND A.RECEIVABLE_GROUP=J.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=J.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS K ON A.CLIENT_NUMBER=K.CLIENT_NUMBER AND 
+A.DIVISION=K.DIVISION AND A.RECEIVABLE_GROUP=K.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=K.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS L ON A.CLIENT_NUMBER=L.CLIENT_NUMBER AND 
+A.DIVISION=L.DIVISION AND A.RECEIVABLE_GROUP=L.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=L.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS M ON A.CLIENT_NUMBER=M.CLIENT_NUMBER AND 
+A.DIVISION=M.DIVISION AND A.RECEIVABLE_GROUP=M.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=M.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS N ON A.CLIENT_NUMBER=N.CLIENT_NUMBER AND 
+A.DIVISION=N.DIVISION AND A.RECEIVABLE_GROUP=N.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=N.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS O ON A.CLIENT_NUMBER=O.CLIENT_NUMBER AND 
+A.DIVISION=O.DIVISION AND A.RECEIVABLE_GROUP=O.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=O.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS P ON A.CLIENT_NUMBER=P.CLIENT_NUMBER AND 
+A.DIVISION=P.DIVISION AND A.RECEIVABLE_GROUP=P.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=P.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS R ON A.CLIENT_NUMBER=R.CLIENT_NUMBER AND 
+A.DIVISION=R.DIVISION AND A.RECEIVABLE_GROUP=R.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=R.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS S ON A.CLIENT_NUMBER=S.CLIENT_NUMBER AND 
+A.DIVISION=S.DIVISION AND A.RECEIVABLE_GROUP=S.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=S.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS T ON A.CLIENT_NUMBER=T.CLIENT_NUMBER AND 
+A.DIVISION=T.DIVISION AND A.RECEIVABLE_GROUP=T.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=T.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS U ON A.CLIENT_NUMBER=U.CLIENT_NUMBER AND 
+A.DIVISION=U.DIVISION AND A.RECEIVABLE_GROUP=U.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=U.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS V ON A.CLIENT_NUMBER=V.CLIENT_NUMBER AND 
+A.DIVISION=V.DIVISION AND A.RECEIVABLE_GROUP=V.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=V.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS X ON A.CLIENT_NUMBER=X.CLIENT_NUMBER AND 
+A.DIVISION=X.DIVISION AND A.RECEIVABLE_GROUP=X.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=X.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Z ON A.CLIENT_NUMBER=Z.CLIENT_NUMBER AND 
+A.DIVISION=Z.DIVISION AND A.RECEIVABLE_GROUP=Z.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Z.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Q ON A.CLIENT_NUMBER=Q.CLIENT_NUMBER AND 
+A.DIVISION=Q.DIVISION AND A.RECEIVABLE_GROUP=Q.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Q.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Y ON A.CLIENT_NUMBER=Y.CLIENT_NUMBER AND 
+A.DIVISION=Y.DIVISION AND A.RECEIVABLE_GROUP=Y.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Y.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS W ON A.CLIENT_NUMBER=W.CLIENT_NUMBER AND 
+A.DIVISION=W.DIVISION AND A.RECEIVABLE_GROUP=W.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=W.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS A1 ON A.CLIENT_NUMBER=A1.CLIENT_NUMBER AND 
+A.DIVISION=A1.DIVISION AND A.RECEIVABLE_GROUP=A1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=A1.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS B1 ON A.CLIENT_NUMBER=B1.CLIENT_NUMBER AND 
+A.DIVISION=B1.DIVISION AND A.RECEIVABLE_GROUP=B1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=B1.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS C1 ON A.CLIENT_NUMBER=C1.CLIENT_NUMBER AND 
+A.DIVISION=C1.DIVISION AND A.RECEIVABLE_GROUP=C1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=C1.CREDIT_LIMIT
+ORDER BY TOTAL DESC;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	<derived2>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived3>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived4>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived5>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived6>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived7>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived8>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived9>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived10>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived11>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived12>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived13>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived14>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived15>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived16>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived17>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived18>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived19>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived20>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived21>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived22>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived23>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived24>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived25>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived26>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived27>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived28>	system	NULL	NULL	NULL	NULL	0	const row not found
+1	PRIMARY	<derived29>	system	NULL	NULL	NULL	NULL	0	const row not found
+29	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+28	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+27	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+26	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+25	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+24	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+23	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+22	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+21	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+20	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+19	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+18	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+17	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+16	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+15	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+14	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+13	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+12	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+11	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+10	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+9	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+8	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+7	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+6	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+5	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+4	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+3	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+2	DERIVED	NULL	NULL	NULL	NULL	NULL	NULL	NULL	no matching row in const table
+DROP TABLES t1,t2;
diff --git a/mysql-test/t/derived.test b/mysql-test/t/derived.test
index e31ece80e90..e10349b451c 100644
--- a/mysql-test/t/derived.test
+++ b/mysql-test/t/derived.test
@@ -528,3 +528,271 @@ WHERE f1 IN (
 );
 
 DROP TABLE t2,t1;
+
+--echo #
+--echo # MDEV-9462: Out of memory using explain on 2 empty tables 
+--echo #
+
+CREATE TABLE `t1` (
+ `REC_GROUP` char(2) DEFAULT NULL,
+ `CLIENT_INFO` text CHARACTER SET utf8,
+ `NAME` text,
+ `PHONE_NUMBER` text,
+ `ATTENTION_NAME` text,
+ `PAYMENT_TERM` text CHARACTER SET utf8,
+ `CREDIT_LIMIT` decimal(12,2) DEFAULT NULL,
+ `LAST_PAY_DATE` text CHARACTER SET utf8,
+ `TOTAL` double DEFAULT NULL,
+ `TOTAL_MCL` double DEFAULT NULL,
+ `TOTAL_MFS` double DEFAULT NULL,
+ `TOTAL_MIS` double DEFAULT NULL,
+ `BEFORE_DUE_7_MCL` double DEFAULT NULL,
+ `BEFORE_DUE_7_MFS` double DEFAULT NULL,
+ `BEFORE_DUE_7_MIS` double DEFAULT NULL,
+ `PER1_MCL` double DEFAULT NULL,
+ `PER1_MFS` double DEFAULT NULL,
+ `PER1_MIS` double DEFAULT NULL,
+ `PER2_MCL` double DEFAULT NULL,
+ `PER2_MFS` double DEFAULT NULL,
+ `PER2_MIS` double DEFAULT NULL,
+ `PER3_MCL` double DEFAULT NULL,
+ `PER3_MFS` double DEFAULT NULL,
+ `PER3_MIS` double DEFAULT NULL,
+ `PER4_MCL` double DEFAULT NULL,
+ `PER4_MFS` double DEFAULT NULL,
+ `PER4_MIS` double DEFAULT NULL,
+ `PER5_MCL` double DEFAULT NULL,
+ `PER5_MFS` double DEFAULT NULL,
+ `PER5_MIS` double DEFAULT NULL,
+ `PER6_MCL` double DEFAULT NULL,
+ `PER6_MFS` double DEFAULT NULL,
+ `PER6_MIS` double DEFAULT NULL,
+ `PER7_MCL` double DEFAULT NULL,
+ `PER7_MFS` double DEFAULT NULL,
+ `PER7_MIS` double DEFAULT NULL,
+ `BEFORE_DUE_7` double DEFAULT NULL,
+ `PER1` double DEFAULT NULL,
+ `PER2` double DEFAULT NULL,
+ `PER3` double DEFAULT NULL,
+ `PER4` double DEFAULT NULL,
+ `PER5` double DEFAULT NULL,
+ `PER6` double DEFAULT NULL,
+ `PER7` double DEFAULT NULL,
+ `REF` varchar(30) DEFAULT NULL,
+ `TYPE` varchar(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL
+);
+
+
+CREATE TABLE `t2` (
+ `RECEIVABLE_GROUP` char(2) DEFAULT NULL,
+ `CLIENT_NUMBER` varchar(35) DEFAULT NULL,
+ `CLIENT_NAME` varchar(73) DEFAULT NULL,
+ `PHONE_NUMBER` char(12) DEFAULT NULL,
+ `ATTENTION_NAME` char(26) DEFAULT NULL,
+ `PAYMENT_TERM` varchar(26) CHARACTER SET utf8 DEFAULT NULL,
+ `CREDIT_LIMIT` decimal(12,2) DEFAULT NULL,
+ `LAST_PAY_DATE` varchar(42) CHARACTER SET utf8 DEFAULT NULL,
+ `TOTAL` decimal(12,2) DEFAULT NULL,
+ `BEFORE_DUE_7` decimal(12,2) DEFAULT NULL,
+ `PER1` decimal(12,2) DEFAULT NULL,
+ `PER2` decimal(12,2) DEFAULT NULL,
+ `PER3` decimal(12,2) DEFAULT NULL,
+ `PER4` decimal(12,2) DEFAULT NULL,
+ `PER5` decimal(12,2) DEFAULT NULL,
+ `PER6` decimal(12,2) DEFAULT NULL,
+ `PER7` decimal(12,2) DEFAULT NULL,
+ `DIVISION` varchar(3) CHARACTER SET utf8 NOT NULL,
+ `CLIENT_INFO` varchar(294) CHARACTER SET utf8 DEFAULT NULL,
+ `EXCHANGE_RATE` double NOT NULL,
+ `REF` varchar(30) DEFAULT NULL
+);
+
+explain
+SELECT A.RECEIVABLE_GROUP,A.CLIENT_INFO,A.CLIENT_NAME,A.PHONE_NUMBER,A.ATTENTION_NAME,A.PAYMENT_TERM,A.CREDIT_LIMIT,A.LAST_PAY_DATE,A.TOTAL,
+COALESCE(B.TOTAL_MCL,0) AS TOTAL_MCL,
+COALESCE(C.TOTAL_MFS,0) AS TOTAL_MFS,
+COALESCE(D.TOTAL_MIS,0) AS TOTAL_MIS,
+COALESCE(F.BEFORE_DUE_7_MCL,0) AS BEFORE_DUE_7_MCL,
+COALESCE(G.BEFORE_DUE_7_MFS,0) AS BEFORE_DUE_7_MFS,
+COALESCE(H.BEFORE_DUE_7_MIS,0) AS BEFORE_DUE_7_MIS,
+COALESCE(I.PER1_MCL,0) AS PER1_MCL,
+COALESCE(J.PER1_MFS,0) AS PER1_MFS,
+COALESCE(K.PER1_MIS,0) AS PER1_MIS,
+COALESCE(L.PER2_MCL,0) AS PER2_MCL,
+COALESCE(M.PER2_MFS,0) AS PER2_MFS,
+COALESCE(N.PER2_MIS,0) AS PER2_MIS,
+COALESCE(O.PER3_MCL,0) AS PER3_MCL,
+COALESCE(P.PER3_MFS,0) AS PER3_MFS,
+COALESCE(R.PER3_MIS,0) AS PER3_MIS,
+COALESCE(S.PER4_MCL,0) AS PER4_MCL,
+COALESCE(T.PER4_MFS,0) AS PER4_MFS,
+COALESCE(U.PER4_MIS,0) AS PER4_MIS,
+COALESCE(V.PER5_MCL,0) AS PER5_MCL,
+COALESCE(X.PER5_MFS,0) AS PER5_MFS,
+COALESCE(Z.PER5_MIS,0) AS PER5_MIS,
+COALESCE(Q.PER6_MCL,0) AS PER6_MCL,
+COALESCE(Y.PER6_MFS,0) AS PER6_MFS,
+COALESCE(W.PER6_MIS,0) AS PER6_MIS,
+COALESCE(A1.PER7_MCL,0) AS PER7_MCL,
+COALESCE(B1.PER7_MFS,0) AS PER7_MFS,
+COALESCE(C1.PER7_MIS,0) AS PER7_MIS,
+A.BEFORE_DUE_7,A.PER1,A.PER2,A.PER3,A.PER4,A.PER5,A.PER6,A.PER7,
+CONCAT(A.DIVISION,'-',A.CLIENT_NUMBER) AS REF,"2" AS TYPE FROM
+(SELECT RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,
+GROUP_CONCAT(DISTINCT CLIENT_INFO SEPARATOR '<br>') AS CLIENT_INFO,
+GROUP_CONCAT(DISTINCT CLIENT_NAME SEPARATOR '<br>') AS CLIENT_NAME, 
+GROUP_CONCAT( DISTINCT `PHONE_NUMBER` SEPARATOR '<br>' ) AS PHONE_NUMBER , 
+GROUP_CONCAT( DISTINCT `ATTENTION_NAME` SEPARATOR '<br>' )  AS ATTENTION_NAME, 
+GROUP_CONCAT( DISTINCT `PAYMENT_TERM` SEPARATOR '<br>' ) AS PAYMENT_TERM, 
+CREDIT_LIMIT , 
+GROUP_CONCAT( `LAST_PAY_DATE` SEPARATOR '<br>' ) AS LAST_PAY_DATE, 
+SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL, 
+SUM( `BEFORE_DUE_7`*EXCHANGE_RATE ) AS BEFORE_DUE_7, 
+SUM( `PER1`*EXCHANGE_RATE ) AS PER1, 
+SUM( `PER2`*EXCHANGE_RATE ) AS PER2, 
+SUM( `PER3`*EXCHANGE_RATE ) AS PER3, 
+SUM( `PER4`*EXCHANGE_RATE ) AS PER4, 
+SUM( `PER5`*EXCHANGE_RATE ) AS PER5, 
+SUM( `PER6`*EXCHANGE_RATE ) AS PER6, 
+SUM( `PER7`*EXCHANGE_RATE ) AS PER7
+FROM `t2`
+WHERE REF IS NULL GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS A 
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS B ON A.CLIENT_NUMBER=B.CLIENT_NUMBER AND 
+A.DIVISION=B.DIVISION AND A.RECEIVABLE_GROUP=B.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=B.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS C ON A.CLIENT_NUMBER=C.CLIENT_NUMBER 
+AND 
+A.DIVISION=C.DIVISION AND A.RECEIVABLE_GROUP=C.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=C.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( `TOTAL`*EXCHANGE_RATE ) AS TOTAL_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS D ON A.CLIENT_NUMBER=D.CLIENT_NUMBER AND 
+A.DIVISION=D.DIVISION AND A.RECEIVABLE_GROUP=D.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=D.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS F ON A.CLIENT_NUMBER=F.CLIENT_NUMBER AND 
+A.DIVISION=F.DIVISION AND A.RECEIVABLE_GROUP=F.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=F.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS G ON A.CLIENT_NUMBER=G.CLIENT_NUMBER AND 
+A.DIVISION=G.DIVISION AND A.RECEIVABLE_GROUP=G.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=G.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( BEFORE_DUE_7*EXCHANGE_RATE ) AS BEFORE_DUE_7_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS H ON A.CLIENT_NUMBER=H.CLIENT_NUMBER AND 
+A.DIVISION=H.DIVISION AND A.RECEIVABLE_GROUP=H.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=H.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS I ON A.CLIENT_NUMBER=I.CLIENT_NUMBER  AND 
+A.DIVISION=I.DIVISION AND A.RECEIVABLE_GROUP=I.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=I.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS J ON A.CLIENT_NUMBER=J.CLIENT_NUMBER AND 
+A.DIVISION=J.DIVISION AND A.RECEIVABLE_GROUP=J.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=J.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER1*EXCHANGE_RATE ) AS PER1_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS K ON A.CLIENT_NUMBER=K.CLIENT_NUMBER AND 
+A.DIVISION=K.DIVISION AND A.RECEIVABLE_GROUP=K.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=K.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS L ON A.CLIENT_NUMBER=L.CLIENT_NUMBER AND 
+A.DIVISION=L.DIVISION AND A.RECEIVABLE_GROUP=L.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=L.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS M ON A.CLIENT_NUMBER=M.CLIENT_NUMBER AND 
+A.DIVISION=M.DIVISION AND A.RECEIVABLE_GROUP=M.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=M.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER2*EXCHANGE_RATE ) AS PER2_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS N ON A.CLIENT_NUMBER=N.CLIENT_NUMBER AND 
+A.DIVISION=N.DIVISION AND A.RECEIVABLE_GROUP=N.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=N.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS O ON A.CLIENT_NUMBER=O.CLIENT_NUMBER AND 
+A.DIVISION=O.DIVISION AND A.RECEIVABLE_GROUP=O.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=O.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS P ON A.CLIENT_NUMBER=P.CLIENT_NUMBER AND 
+A.DIVISION=P.DIVISION AND A.RECEIVABLE_GROUP=P.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=P.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER3*EXCHANGE_RATE ) AS PER3_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS R ON A.CLIENT_NUMBER=R.CLIENT_NUMBER AND 
+A.DIVISION=R.DIVISION AND A.RECEIVABLE_GROUP=R.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=R.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS S ON A.CLIENT_NUMBER=S.CLIENT_NUMBER AND 
+A.DIVISION=S.DIVISION AND A.RECEIVABLE_GROUP=S.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=S.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS T ON A.CLIENT_NUMBER=T.CLIENT_NUMBER AND 
+A.DIVISION=T.DIVISION AND A.RECEIVABLE_GROUP=T.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=T.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER4*EXCHANGE_RATE ) AS PER4_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS U ON A.CLIENT_NUMBER=U.CLIENT_NUMBER AND 
+A.DIVISION=U.DIVISION AND A.RECEIVABLE_GROUP=U.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=U.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS V ON A.CLIENT_NUMBER=V.CLIENT_NUMBER AND 
+A.DIVISION=V.DIVISION AND A.RECEIVABLE_GROUP=V.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=V.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS X ON A.CLIENT_NUMBER=X.CLIENT_NUMBER AND 
+A.DIVISION=X.DIVISION AND A.RECEIVABLE_GROUP=X.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=X.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER5*EXCHANGE_RATE ) AS PER5_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Z ON A.CLIENT_NUMBER=Z.CLIENT_NUMBER AND 
+A.DIVISION=Z.DIVISION AND A.RECEIVABLE_GROUP=Z.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Z.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Q ON A.CLIENT_NUMBER=Q.CLIENT_NUMBER AND 
+A.DIVISION=Q.DIVISION AND A.RECEIVABLE_GROUP=Q.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Q.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS Y ON A.CLIENT_NUMBER=Y.CLIENT_NUMBER AND 
+A.DIVISION=Y.DIVISION AND A.RECEIVABLE_GROUP=Y.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=Y.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER6*EXCHANGE_RATE ) AS PER6_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS W ON A.CLIENT_NUMBER=W.CLIENT_NUMBER AND 
+A.DIVISION=W.DIVISION AND A.RECEIVABLE_GROUP=W.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=W.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MCL
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MCL" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS A1 ON A.CLIENT_NUMBER=A1.CLIENT_NUMBER AND 
+A.DIVISION=A1.DIVISION AND A.RECEIVABLE_GROUP=A1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=A1.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MFS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MFS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS B1 ON A.CLIENT_NUMBER=B1.CLIENT_NUMBER AND 
+A.DIVISION=B1.DIVISION AND A.RECEIVABLE_GROUP=B1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=B1.CREDIT_LIMIT
+LEFT JOIN
+(SELECT  RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT,SUM( PER7*EXCHANGE_RATE ) AS PER7_MIS
+FROM `t2`
+WHERE REF IS NULL AND DIVISION="MIS" GROUP BY RECEIVABLE_GROUP,DIVISION,CLIENT_NUMBER,CREDIT_LIMIT) AS C1 ON A.CLIENT_NUMBER=C1.CLIENT_NUMBER AND 
+A.DIVISION=C1.DIVISION AND A.RECEIVABLE_GROUP=C1.RECEIVABLE_GROUP AND A.CREDIT_LIMIT=C1.CREDIT_LIMIT
+ORDER BY TOTAL DESC;
+
+DROP TABLES t1,t2;
diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index 6454da24af3..bcff786f1e9 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -1060,6 +1060,13 @@ private:
   index_clause_map current_index_hint_clause;
   /* a list of USE/FORCE/IGNORE INDEX */
   List<Index_hint> *index_hints;
+
+public:
+  inline void add_where_field(st_select_lex *sel)
+  {
+    DBUG_ASSERT(this != sel);
+    select_n_where_fields+= sel->select_n_where_fields;
+  }
 };
 typedef class st_select_lex SELECT_LEX;
 
diff --git a/sql/sql_view.cc b/sql/sql_view.cc
index e6c5ffddfcf..5bd82fdd842 100644
--- a/sql/sql_view.cc
+++ b/sql/sql_view.cc
@@ -1523,8 +1523,7 @@ bool mysql_make_view(THD *thd, File_parser *parser, TABLE_LIST *table,
 
       /* Fields in this view can be used in upper select in case of merge.  */
       if (table->select_lex)
-        table->select_lex->select_n_where_fields+=
-          lex->select_lex.select_n_where_fields;
+        table->select_lex->add_where_field(&lex->select_lex);
     }
     /*
       This method has a dependency on the proper lock type being set,
diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy
index 11d7efdbadf..2cb02059ba4 100644
--- a/sql/sql_yacc.yy
+++ b/sql/sql_yacc.yy
@@ -9872,15 +9872,6 @@ table_factor:
               sel->add_joined_table($$);
               lex->pop_context();
               lex->nest_level--;
-              /*
-                Fields in derived table can be used in upper select in
-                case of merge. We do not add HAVING fields because we do
-                not merge such derived. We do not add union because
-                also do not merge them
-              */
-              if (!sel->next_select())
-                $2->select_n_where_fields+=
-                  sel->select_n_where_fields;
             }
             /*else if (($3->select_lex &&
                       $3->select_lex->master_unit()->is_union() &&
@@ -9901,6 +9892,15 @@ table_factor:
                  nest_level is the same as in the outer query */
               $$= $3;
             }
+            /*
+              Fields in derived table can be used in upper select in
+              case of merge. We do not add HAVING fields because we do
+              not merge such derived. We do not add union because
+              also do not merge them
+            */
+            if ($$ && $$->derived &&
+                !$$->derived->first_select()->next_select())
+              $$->select_lex->add_where_field($$->derived->first_select());
           }
         ;