bug#22027: CREATE TABLE IF NOT EXISTS SELECT logged improperly with rbr binlog,

and #22762: create talbe if not exists like a-temp-table binlogged w/o "if not exists"
    These are rbr bugs.
    store_create_info, which generates the create statement e.g for binlogging,
    did not account a lex option HA_LEX_CREATE_IF_NOT_EXISTS.
    
    The fix makes the generated query to include the parent's statement option
if
  that was supplied.


mysql-test/extra/binlog_tests/binlog.test:
  test cases for #22027, #22762
mysql-test/r/binlog_row_binlog.result:
  results changed
mysql-test/r/binlog_row_mix_innodb_myisam.result:
  results changed because of the test's query has "if not exists"
mysql-test/r/binlog_stm_binlog.result:
  results changed
sql/sql_show.cc:
  store_create_info inserts "if not exists" into output when an input query contains
  the qualifier.

mysql-test/extra/binlog_tests/binlog.test

@@ -59,4 +59,17 @@ insert into t1 values(null);
 select * from t1;
 drop table t1;
 
+# bug#22027 
+create table t1 (a int);
+create table if not exists t2 select * from t1;
+
+# bug#22762
+create temporary table tt1 (a int);
+create table if not exists t3 like tt1;
+
+--replace_column 2 # 5 #
+--replace_regex /table_id: [0-9]+/table_id: #/ /\/\* xid=.* \*\//\/* xid= *\//
+show binlog events;
+drop table t1,t2,t3,tt1;
+
 -- source extra/binlog_tests/binlog_insert_delayed.test

mysql-test/r/binlog_row_binlog.result

@@ -245,6 +245,25 @@ select * from t1;
 id
 127
 drop table t1;
+create table t1 (a int);
+create table if not exists t2 select * from t1;
+create temporary table tt1 (a int);
+create table if not exists t3 like tt1;
+show binlog events;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+master-bin.000001	#	Format_desc	1	#	Server ver: 5.1.12-beta-debug-log, Binlog ver: 4
+master-bin.000001	#	Query	1	#	use `test`; create table t1 (id tinyint auto_increment primary key)
+master-bin.000001	#	Table_map	1	#	table_id: # (test.t1)
+master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F
+master-bin.000001	#	Query	1	#	use `test`; drop table t1
+master-bin.000001	#	Query	1	#	use `test`; create table t1 (a int)
+master-bin.000001	#	Query	1	#	use `test`; CREATE TABLE IF NOT EXISTS `t2` (
+  `a` int(11) DEFAULT NULL
+)
+master-bin.000001	#	Query	1	#	use `test`; CREATE TABLE IF NOT EXISTS `t3` (
+  `a` int(11) DEFAULT NULL
+)
+drop table t1,t2,t3,tt1;
 create table t1 (a int not null auto_increment, primary key (a)) engine=myisam;
 set @@session.auto_increment_increment=1, @@session.auto_increment_offset=1;
 insert delayed into t1 values (207);
@@ -256,6 +275,14 @@ master-bin.000001	#	Query	1	#	use `test`; create table t1 (id tinyint auto_incre
 master-bin.000001	#	Table_map	1	#	table_id: # (test.t1)
 master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F
 master-bin.000001	#	Query	1	#	use `test`; drop table t1
+master-bin.000001	#	Query	1	#	use `test`; create table t1 (a int)
+master-bin.000001	#	Query	1	#	use `test`; CREATE TABLE IF NOT EXISTS `t2` (
+  `a` int(11) DEFAULT NULL
+)
+master-bin.000001	#	Query	1	#	use `test`; CREATE TABLE IF NOT EXISTS `t3` (
+  `a` int(11) DEFAULT NULL
+)
+master-bin.000001	#	Query	1	#	use `test`; DROP TABLE `t1`,`t2`,`t3` /* generated by server */
 master-bin.000001	#	Query	1	#	use `test`; create table t1 (a int not null auto_increment, primary key (a)) engine=myisam
 master-bin.000001	#	Table_map	1	#	table_id: # (test.t1)
 master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F

mysql-test/r/binlog_row_mix_innodb_myisam.result

@@ -376,7 +376,7 @@ master-bin.000001	#	Query	1	#	use `test`; CREATE TABLE t2 (a int, b int, primary
 master-bin.000001	#	Table_map	1	#	table_id: # (test.t1)
 master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F
 master-bin.000001	#	Query	1	#	use `test`; BEGIN
-master-bin.000001	#	Query	1	#	use `test`; CREATE TABLE `t2` (
+master-bin.000001	#	Query	1	#	use `test`; CREATE TABLE IF NOT EXISTS `t2` (
   `a` int(11) NOT NULL DEFAULT '0',
   `b` int(11) DEFAULT NULL,
   PRIMARY KEY (`a`)

mysql-test/r/binlog_stm_binlog.result

@@ -155,6 +155,22 @@ select * from t1;
 id
 127
 drop table t1;
+create table t1 (a int);
+create table if not exists t2 select * from t1;
+create temporary table tt1 (a int);
+create table if not exists t3 like tt1;
+show binlog events;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+master-bin.000001	#	Format_desc	1	#	Server ver: 5.1.12-beta-debug-log, Binlog ver: 4
+master-bin.000001	#	Query	1	#	use `test`; create table t1 (id tinyint auto_increment primary key)
+master-bin.000001	#	Intvar	1	#	INSERT_ID=127
+master-bin.000001	#	Query	1	#	use `test`; insert into t1 values(null)
+master-bin.000001	#	Query	1	#	use `test`; drop table t1
+master-bin.000001	#	Query	1	#	use `test`; create table t1 (a int)
+master-bin.000001	#	Query	1	#	use `test`; create table if not exists t2 select * from t1
+master-bin.000001	#	Query	1	#	use `test`; create temporary table tt1 (a int)
+master-bin.000001	#	Query	1	#	use `test`; create table if not exists t3 like tt1
+drop table t1,t2,t3,tt1;
 create table t1 (a int not null auto_increment, primary key (a)) engine=myisam;
 set @@session.auto_increment_increment=1, @@session.auto_increment_offset=1;
 insert delayed into t1 values (207);
@@ -166,6 +182,11 @@ master-bin.000001	#	Query	1	#	use `test`; create table t1 (id tinyint auto_incre
 master-bin.000001	#	Intvar	1	#	INSERT_ID=127
 master-bin.000001	#	Query	1	#	use `test`; insert into t1 values(null)
 master-bin.000001	#	Query	1	#	use `test`; drop table t1
+master-bin.000001	#	Query	1	#	use `test`; create table t1 (a int)
+master-bin.000001	#	Query	1	#	use `test`; create table if not exists t2 select * from t1
+master-bin.000001	#	Query	1	#	use `test`; create temporary table tt1 (a int)
+master-bin.000001	#	Query	1	#	use `test`; create table if not exists t3 like tt1
+master-bin.000001	#	Query	1	#	use `test`; drop table t1,t2,t3,tt1
 master-bin.000001	#	Query	1	#	use `test`; create table t1 (a int not null auto_increment, primary key (a)) engine=myisam
 master-bin.000001	#	Table_map	1	#	table_id: # (test.t1)
 master-bin.000001	#	Write_rows	1	#	table_id: # flags: STMT_END_F

sql/sql_show.cc

@@ -1042,6 +1042,9 @@ int store_create_info(THD *thd, TABLE_LIST *table_list, String *packet,
     packet->append(STRING_WITH_LEN("CREATE TEMPORARY TABLE "));
   else
     packet->append(STRING_WITH_LEN("CREATE TABLE "));
+  if (create_info_arg &&
+      (create_info_arg->options & HA_LEX_CREATE_IF_NOT_EXISTS))
+    packet->append(STRING_WITH_LEN("IF NOT EXISTS "));
   if (table_list->schema_table)
     alias= table_list->schema_table->table_name;
   else