MDEV-5317 out parameters in PREPARE "SELECT ... INTO"

originally based on the patch by Antony T Curtis

mysql-test/include/ps_conv.inc

@@ -256,9 +256,14 @@ execute stmt1 using @my_key ;
 execute full_info ;
 --disable_metadata
 
-# the next statement must fail
---error 1064
+# the next statement does not fail anymore
 prepare stmt1 from "select c1 into ? from t9 where c1= 1" ;
+execute stmt1 using @result;
+--enable_metadata
+execute full_info ;
+--disable_metadata
+select @result;
+
 
 
 

mysql-test/r/ps_2myisam.result

@@ -2265,7 +2265,46 @@ def					@arg32	250	16777215	0	Y	0	31	8
 @arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
 0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
 prepare stmt1 from "select c1 into ? from t9 where c1= 1" ;
-ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '? from t9 where c1= 1' at line 1
+execute stmt1 using @result;
+execute full_info ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					@arg01	8	20	1	Y	32896	0	63
+def					@arg02	8	20	0	Y	32896	0	63
+def					@arg03	8	20	0	Y	32896	0	63
+def					@arg04	8	20	0	Y	32896	0	63
+def					@arg05	8	20	0	Y	32896	0	63
+def					@arg06	8	20	0	Y	32896	0	63
+def					@arg07	5	23	0	Y	32896	31	63
+def					@arg08	5	23	0	Y	32896	31	63
+def					@arg09	5	23	0	Y	32896	31	63
+def					@arg10	5	23	0	Y	32896	31	63
+def					@arg11	246	83	0	Y	32896	30	63
+def					@arg12	246	83	0	Y	32896	30	63
+def					@arg13	250	16777215	0	Y	0	31	8
+def					@arg14	250	16777215	0	Y	0	31	8
+def					@arg15	250	16777215	19	Y	0	31	8
+def					@arg16	250	16777215	0	Y	0	31	8
+def					@arg17	8	20	0	Y	32928	0	63
+def					@arg18	8	20	0	Y	32896	0	63
+def					@arg19	8	20	0	Y	32896	0	63
+def					@arg20	250	16777215	0	Y	0	31	8
+def					@arg21	250	16777215	0	Y	0	31	8
+def					@arg22	250	16777215	0	Y	0	31	8
+def					@arg23	250	16777215	0	Y	128	31	63
+def					@arg24	250	16777215	0	Y	0	31	8
+def					@arg25	250	16777215	0	Y	128	31	63
+def					@arg26	250	16777215	0	Y	0	31	8
+def					@arg27	250	16777215	0	Y	128	31	63
+def					@arg28	250	16777215	0	Y	0	31	8
+def					@arg29	250	16777215	0	Y	128	31	63
+def					@arg30	250	16777215	0	Y	0	31	8
+def					@arg31	250	16777215	0	Y	0	31	8
+def					@arg32	250	16777215	0	Y	0	31	8
+@arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
+0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
+select @result;
+@result
+1
 test_sequence
 -- insert into numeric columns --
 insert into t9 

mysql-test/r/ps_3innodb.result

@@ -2248,7 +2248,46 @@ def					@arg32	250	16777215	0	Y	0	31	8
 @arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
 0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
 prepare stmt1 from "select c1 into ? from t9 where c1= 1" ;
-ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '? from t9 where c1= 1' at line 1
+execute stmt1 using @result;
+execute full_info ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					@arg01	8	20	1	Y	32896	0	63
+def					@arg02	8	20	0	Y	32896	0	63
+def					@arg03	8	20	0	Y	32896	0	63
+def					@arg04	8	20	0	Y	32896	0	63
+def					@arg05	8	20	0	Y	32896	0	63
+def					@arg06	8	20	0	Y	32896	0	63
+def					@arg07	5	23	0	Y	32896	31	63
+def					@arg08	5	23	0	Y	32896	31	63
+def					@arg09	5	23	0	Y	32896	31	63
+def					@arg10	5	23	0	Y	32896	31	63
+def					@arg11	246	83	0	Y	32896	30	63
+def					@arg12	246	83	0	Y	32896	30	63
+def					@arg13	250	16777215	0	Y	0	31	8
+def					@arg14	250	16777215	0	Y	0	31	8
+def					@arg15	250	16777215	19	Y	0	31	8
+def					@arg16	250	16777215	0	Y	0	31	8
+def					@arg17	8	20	0	Y	32928	0	63
+def					@arg18	8	20	0	Y	32896	0	63
+def					@arg19	8	20	0	Y	32896	0	63
+def					@arg20	250	16777215	0	Y	0	31	8
+def					@arg21	250	16777215	0	Y	0	31	8
+def					@arg22	250	16777215	0	Y	0	31	8
+def					@arg23	250	16777215	0	Y	128	31	63
+def					@arg24	250	16777215	0	Y	0	31	8
+def					@arg25	250	16777215	0	Y	128	31	63
+def					@arg26	250	16777215	0	Y	0	31	8
+def					@arg27	250	16777215	0	Y	128	31	63
+def					@arg28	250	16777215	0	Y	0	31	8
+def					@arg29	250	16777215	0	Y	128	31	63
+def					@arg30	250	16777215	0	Y	0	31	8
+def					@arg31	250	16777215	0	Y	0	31	8
+def					@arg32	250	16777215	0	Y	0	31	8
+@arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
+0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
+select @result;
+@result
+1
 test_sequence
 -- insert into numeric columns --
 insert into t9 

mysql-test/r/ps_4heap.result

@@ -2249,7 +2249,46 @@ def					@arg32	250	16777215	0	Y	0	31	8
 @arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
 0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
 prepare stmt1 from "select c1 into ? from t9 where c1= 1" ;
-ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '? from t9 where c1= 1' at line 1
+execute stmt1 using @result;
+execute full_info ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					@arg01	8	20	1	Y	32896	0	63
+def					@arg02	8	20	0	Y	32896	0	63
+def					@arg03	8	20	0	Y	32896	0	63
+def					@arg04	8	20	0	Y	32896	0	63
+def					@arg05	8	20	0	Y	32896	0	63
+def					@arg06	8	20	0	Y	32896	0	63
+def					@arg07	5	23	0	Y	32896	31	63
+def					@arg08	5	23	0	Y	32896	31	63
+def					@arg09	5	23	0	Y	32896	31	63
+def					@arg10	5	23	0	Y	32896	31	63
+def					@arg11	246	83	0	Y	32896	30	63
+def					@arg12	246	83	0	Y	32896	30	63
+def					@arg13	250	16777215	0	Y	0	31	8
+def					@arg14	250	16777215	0	Y	0	31	8
+def					@arg15	250	16777215	19	Y	0	31	8
+def					@arg16	250	16777215	0	Y	0	31	8
+def					@arg17	8	20	0	Y	32928	0	63
+def					@arg18	8	20	0	Y	32896	0	63
+def					@arg19	8	20	0	Y	32896	0	63
+def					@arg20	250	16777215	0	Y	0	31	8
+def					@arg21	250	16777215	0	Y	0	31	8
+def					@arg22	250	16777215	0	Y	0	31	8
+def					@arg23	250	16777215	0	Y	0	31	8
+def					@arg24	250	16777215	0	Y	0	31	8
+def					@arg25	250	16777215	0	Y	0	31	8
+def					@arg26	250	16777215	0	Y	0	31	8
+def					@arg27	250	16777215	0	Y	0	31	8
+def					@arg28	250	16777215	0	Y	0	31	8
+def					@arg29	250	16777215	0	Y	0	31	8
+def					@arg30	250	16777215	0	Y	0	31	8
+def					@arg31	250	16777215	0	Y	0	31	8
+def					@arg32	250	16777215	0	Y	0	31	8
+@arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
+0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
+select @result;
+@result
+1
 test_sequence
 -- insert into numeric columns --
 insert into t9 

mysql-test/r/ps_5merge.result

@@ -2185,7 +2185,46 @@ def					@arg32	250	16777215	0	Y	0	31	8
 @arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
 0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
 prepare stmt1 from "select c1 into ? from t9 where c1= 1" ;
-ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '? from t9 where c1= 1' at line 1
+execute stmt1 using @result;
+execute full_info ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					@arg01	8	20	1	Y	32896	0	63
+def					@arg02	8	20	0	Y	32896	0	63
+def					@arg03	8	20	0	Y	32896	0	63
+def					@arg04	8	20	0	Y	32896	0	63
+def					@arg05	8	20	0	Y	32896	0	63
+def					@arg06	8	20	0	Y	32896	0	63
+def					@arg07	5	23	0	Y	32896	31	63
+def					@arg08	5	23	0	Y	32896	31	63
+def					@arg09	5	23	0	Y	32896	31	63
+def					@arg10	5	23	0	Y	32896	31	63
+def					@arg11	246	83	0	Y	32896	30	63
+def					@arg12	246	83	0	Y	32896	30	63
+def					@arg13	250	16777215	0	Y	0	31	8
+def					@arg14	250	16777215	0	Y	0	31	8
+def					@arg15	250	16777215	19	Y	0	31	8
+def					@arg16	250	16777215	0	Y	0	31	8
+def					@arg17	8	20	0	Y	32928	0	63
+def					@arg18	8	20	0	Y	32896	0	63
+def					@arg19	8	20	0	Y	32896	0	63
+def					@arg20	250	16777215	0	Y	0	31	8
+def					@arg21	250	16777215	0	Y	0	31	8
+def					@arg22	250	16777215	0	Y	0	31	8
+def					@arg23	250	16777215	0	Y	128	31	63
+def					@arg24	250	16777215	0	Y	0	31	8
+def					@arg25	250	16777215	0	Y	128	31	63
+def					@arg26	250	16777215	0	Y	0	31	8
+def					@arg27	250	16777215	0	Y	128	31	63
+def					@arg28	250	16777215	0	Y	0	31	8
+def					@arg29	250	16777215	0	Y	128	31	63
+def					@arg30	250	16777215	0	Y	0	31	8
+def					@arg31	250	16777215	0	Y	0	31	8
+def					@arg32	250	16777215	0	Y	0	31	8
+@arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
+0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
+select @result;
+@result
+1
 test_sequence
 -- insert into numeric columns --
 insert into t9 
@@ -5539,7 +5578,46 @@ def					@arg32	250	16777215	0	Y	0	31	8
 @arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
 0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
 prepare stmt1 from "select c1 into ? from t9 where c1= 1" ;
-ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '? from t9 where c1= 1' at line 1
+execute stmt1 using @result;
+execute full_info ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					@arg01	8	20	1	Y	32896	0	63
+def					@arg02	8	20	0	Y	32896	0	63
+def					@arg03	8	20	0	Y	32896	0	63
+def					@arg04	8	20	0	Y	32896	0	63
+def					@arg05	8	20	0	Y	32896	0	63
+def					@arg06	8	20	0	Y	32896	0	63
+def					@arg07	5	23	0	Y	32896	31	63
+def					@arg08	5	23	0	Y	32896	31	63
+def					@arg09	5	23	0	Y	32896	31	63
+def					@arg10	5	23	0	Y	32896	31	63
+def					@arg11	246	83	0	Y	32896	30	63
+def					@arg12	246	83	0	Y	32896	30	63
+def					@arg13	250	16777215	0	Y	0	31	8
+def					@arg14	250	16777215	0	Y	0	31	8
+def					@arg15	250	16777215	19	Y	0	31	8
+def					@arg16	250	16777215	0	Y	0	31	8
+def					@arg17	8	20	0	Y	32928	0	63
+def					@arg18	8	20	0	Y	32896	0	63
+def					@arg19	8	20	0	Y	32896	0	63
+def					@arg20	250	16777215	0	Y	0	31	8
+def					@arg21	250	16777215	0	Y	0	31	8
+def					@arg22	250	16777215	0	Y	0	31	8
+def					@arg23	250	16777215	0	Y	128	31	63
+def					@arg24	250	16777215	0	Y	0	31	8
+def					@arg25	250	16777215	0	Y	128	31	63
+def					@arg26	250	16777215	0	Y	0	31	8
+def					@arg27	250	16777215	0	Y	128	31	63
+def					@arg28	250	16777215	0	Y	0	31	8
+def					@arg29	250	16777215	0	Y	128	31	63
+def					@arg30	250	16777215	0	Y	0	31	8
+def					@arg31	250	16777215	0	Y	0	31	8
+def					@arg32	250	16777215	0	Y	0	31	8
+@arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
+0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
+select @result;
+@result
+1
 test_sequence
 -- insert into numeric columns --
 insert into t9 

mysql-test/suite/maria/ps_maria.result

@@ -2265,7 +2265,46 @@ def					@arg32	250	16777215	0	Y	0	31	8
 @arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
 0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
 prepare stmt1 from "select c1 into ? from t9 where c1= 1" ;
-ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '? from t9 where c1= 1' at line 1
+execute stmt1 using @result;
+execute full_info ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					@arg01	8	20	1	Y	32896	0	63
+def					@arg02	8	20	0	Y	32896	0	63
+def					@arg03	8	20	0	Y	32896	0	63
+def					@arg04	8	20	0	Y	32896	0	63
+def					@arg05	8	20	0	Y	32896	0	63
+def					@arg06	8	20	0	Y	32896	0	63
+def					@arg07	5	23	0	Y	32896	31	63
+def					@arg08	5	23	0	Y	32896	31	63
+def					@arg09	5	23	0	Y	32896	31	63
+def					@arg10	5	23	0	Y	32896	31	63
+def					@arg11	246	83	0	Y	32896	30	63
+def					@arg12	246	83	0	Y	32896	30	63
+def					@arg13	250	16777215	0	Y	0	31	8
+def					@arg14	250	16777215	0	Y	0	31	8
+def					@arg15	250	16777215	19	Y	0	31	8
+def					@arg16	250	16777215	0	Y	0	31	8
+def					@arg17	8	20	0	Y	32928	0	63
+def					@arg18	8	20	0	Y	32896	0	63
+def					@arg19	8	20	0	Y	32896	0	63
+def					@arg20	250	16777215	0	Y	0	31	8
+def					@arg21	250	16777215	0	Y	0	31	8
+def					@arg22	250	16777215	0	Y	0	31	8
+def					@arg23	250	16777215	0	Y	128	31	63
+def					@arg24	250	16777215	0	Y	0	31	8
+def					@arg25	250	16777215	0	Y	128	31	63
+def					@arg26	250	16777215	0	Y	0	31	8
+def					@arg27	250	16777215	0	Y	128	31	63
+def					@arg28	250	16777215	0	Y	0	31	8
+def					@arg29	250	16777215	0	Y	128	31	63
+def					@arg30	250	16777215	0	Y	0	31	8
+def					@arg31	250	16777215	0	Y	0	31	8
+def					@arg32	250	16777215	0	Y	0	31	8
+@arg01	@arg02	@arg03	@arg04	@arg05	@arg06	@arg07	@arg08	@arg09	@arg10	@arg11	@arg12	@arg13	@arg14	@arg15	@arg16	@arg17	@arg18	@arg19	@arg20	@arg21	@arg22	@arg23	@arg24	@arg25	@arg26	@arg27	@arg28	@arg29	@arg30	@arg31	@arg32
+0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	1991-01-01 01:01:01	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL
+select @result;
+@result
+1
 test_sequence
 -- insert into numeric columns --
 insert into t9 

mysql-test/suite/rpl/r/prepare_select_into.result

+include/master-slave.inc
+[connection master]
+create table t1 (a int, b int);
+create table t2 (c int);
+insert t1 values (1, 2), (3, 4);
+create function fn1(x int) returns int deterministic
+begin
+insert t2 values (x);
+return x;
+end|
+prepare stmt1 from "select fn1(a) into ? from t1 where b= 2";
+execute stmt1 using @result;
+select * from t2;
+c
+1
+1
+select @result;
+@result
+1
+select * from t2;
+c
+1
+1
+drop table t1, t2;
+drop function fn1;
+include/rpl_end.inc

mysql-test/suite/rpl/t/prepare_select_into.test

+source include/master-slave.inc;
+
+create table t1 (a int, b int);
+create table t2 (c int);
+insert t1 values (1, 2), (3, 4);
+
+delimiter |;
+create function fn1(x int) returns int deterministic
+begin
+  insert t2 values (x);
+  return x;
+end|
+delimiter ;|
+
+prepare stmt1 from "select fn1(a) into ? from t1 where b= 2";
+execute stmt1 using @result;
+select * from t2;
+select @result;
+sync_slave_with_master;
+select * from t2;
+
+connection master;
+drop table t1, t2;
+drop function fn1;
+
+source include/rpl_end.inc;
+

sql/item.cc

@@ -3230,7 +3230,7 @@ default_set_param_func(Item_param *param,
 
 
 Item_param::Item_param(uint pos_in_query_arg) :
-  state(NO_VALUE),
+  state(NO_VALUE), inout(IN_PARAM),
   item_result_type(STRING_RESULT),
   /* Don't pretend to be a literal unless value for this item is set. */
   item_type(PARAM_ITEM),

sql/item.h

@@ -2242,6 +2242,7 @@ public:
     STRING_VALUE, TIME_VALUE, LONG_DATA_VALUE,
     DECIMAL_VALUE
   } state;
+  enum { IN_PARAM, OUT_PARAM } inout;
 
   /*
     A buffer for string and long data values. Historically all allocated

sql/sql_class.cc

@@ -3743,6 +3743,11 @@ bool my_var_sp::set(THD *thd, Item *item)
   return thd->spcont->set_variable(thd, offset, &item);
 }
 
+bool my_var_param::set(THD *thd, Item *item)
+{
+  return param->set_value(thd, 0, &item);
+}
+
 int select_dumpvar::send_data(List<Item> &items)
 {
   List_iterator_fast<my_var> var_li(var_list);

sql/sql_class.h

@@ -4781,6 +4781,17 @@ public:
   virtual bool set(THD *thd, Item *val) = 0;
 };
 
+class my_var_param: public my_var {
+public:
+  Settable_routine_parameter *param;
+  my_var_param(Item_param *p)
+    : my_var(null_lex_str, PARAM_VAR),
+      param(p->get_settable_routine_parameter())
+  { p->inout= Item_param::OUT_PARAM; }
+  ~my_var_param() { }
+  bool set(THD *thd, Item *val);
+};
+
 class my_var_sp: public my_var {
 public:
   uint offset;

sql/sql_prepare.cc

@@ -1186,6 +1186,30 @@ static bool insert_params_from_vars(Prepared_statement *stmt,
   DBUG_RETURN(0);
 }
 
+static bool update_vars_from_params(Prepared_statement *stmt,
+                                    List<LEX_STRING>& varnames)
+{
+  Item_param **begin= stmt->param_array;
+  Item_param **end= begin + stmt->param_count;
+  LEX_STRING *varname;
+  List_iterator<LEX_STRING> var_it(varnames);
+  DBUG_ENTER("update_vars_from_params");
+
+  for (Item_param **it= begin; it < end; ++it)
+  {
+    Item_param *param= *it;
+    varname= var_it++;
+    if (param->inout != Item_param::OUT_PARAM)
+      continue;
+    Item_func_set_user_var *suv= new Item_func_set_user_var(*varname, param);
+    if (suv->fix_fields(stmt->thd, 0))
+      DBUG_RETURN(1);
+    suv->save_item_result(param);
+    if (suv->update())
+      DBUG_RETURN(1);
+  }
+  DBUG_RETURN(0);
+}
 
 /**
   Do the same as insert_params_from_vars but also construct query text for
@@ -3681,6 +3705,11 @@ reexecute:
     if (! error)                                /* Success */
       goto reexecute;
   }
+
+  /* Assign values for OUT-parameters (SELECT INTO) in the SQL PS */
+  if (!packet)
+    update_vars_from_params(this, thd->lex->prepared_stmt_params);
+
   reset_stmt_params(this);
 
   return error;

sql/sql_yacc.yy

@@ -11527,6 +11527,10 @@ select_outvar:
           {
             $$ = Lex->result ? new my_var_user($2) : NULL;
           }
+        | param_marker
+          {
+            $$ = Lex->result ? new my_var_param($1) : NULL;
+          }
         | ident_or_text
           {
             sp_variable *t;