MDEV-13714 Value of SEQUENCE table option is ignored upon creation

CREATE TABLE ... sequence=0 and sequence=DEFAULT created sequence tables
when they should not.
Signed-off-by: Monty <monty@mariadb.org>

mysql-test/suite/sql_sequence/create.result

@@ -498,3 +498,55 @@ previous value for t1
 drop sequence t1;
 create table t1 (a int) engine=sql_sequence;
 ERROR 42000: Unknown storage engine 'sql_sequence'
+#
+# MDEV-13714 SEQUENCE option fix
+#
+create or replace table s (
+`next_value` bigint(21) not null,
+`min_value` bigint(21) not null,
+`max_value` bigint(21) not null,
+`start` bigint(21) not null,
+`increment` bigint(21) not null,
+`cache` bigint(21) not null,
+`cycle` tinyint(1) unsigned not null,
+`round` bigint(21) not null)
+sequence=0;
+create or replace table s2 (
+`next_value` bigint(21) not null,
+`min_value` bigint(21) not null,
+`max_value` bigint(21) not null,
+`start` bigint(21) not null,
+`increment` bigint(21) not null,
+`cache` bigint(21) not null,
+`cycle` tinyint(1) unsigned not null,
+`round` bigint(21) not null)
+sequence=default;
+show create table s;
+Table	Create Table
+s	CREATE TABLE `s` (
+  `next_value` bigint(21) NOT NULL,
+  `min_value` bigint(21) NOT NULL,
+  `max_value` bigint(21) NOT NULL,
+  `start` bigint(21) NOT NULL,
+  `increment` bigint(21) NOT NULL,
+  `cache` bigint(21) NOT NULL,
+  `cycle` tinyint(1) unsigned NOT NULL,
+  `round` bigint(21) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+show create table s2;
+Table	Create Table
+s2	CREATE TABLE `s2` (
+  `next_value` bigint(21) NOT NULL,
+  `min_value` bigint(21) NOT NULL,
+  `max_value` bigint(21) NOT NULL,
+  `start` bigint(21) NOT NULL,
+  `increment` bigint(21) NOT NULL,
+  `cache` bigint(21) NOT NULL,
+  `cycle` tinyint(1) unsigned NOT NULL,
+  `round` bigint(21) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+show create sequence s;
+ERROR 42S02: 'test.s' is not a SEQUENCE
+show create sequence s2;
+ERROR 42S02: 'test.s2' is not a SEQUENCE
+drop table s,s2;

mysql-test/suite/sql_sequence/create.test

@@ -375,3 +375,37 @@ drop sequence t1;
 
 --error ER_UNKNOWN_STORAGE_ENGINE
 create table t1 (a int) engine=sql_sequence;
+
+--echo #
+--echo # MDEV-13714 SEQUENCE option fix
+--echo #
+
+create or replace table s (
+  `next_value` bigint(21) not null,
+  `min_value` bigint(21) not null,
+  `max_value` bigint(21) not null,
+  `start` bigint(21) not null,
+  `increment` bigint(21) not null,
+  `cache` bigint(21) not null,
+  `cycle` tinyint(1) unsigned not null,
+  `round` bigint(21) not null)
+sequence=0;
+
+create or replace table s2 (
+  `next_value` bigint(21) not null,
+  `min_value` bigint(21) not null,
+  `max_value` bigint(21) not null,
+  `start` bigint(21) not null,
+  `increment` bigint(21) not null,
+  `cache` bigint(21) not null,
+  `cycle` tinyint(1) unsigned not null,
+  `round` bigint(21) not null)
+sequence=default;
+
+show create table s;
+show create table s2;
+--error ER_NOT_SEQUENCE
+show create sequence s;
+--error ER_NOT_SEQUENCE
+show create sequence s2;
+drop table s,s2;

sql/sql_yacc.yy

@@ -5904,7 +5904,7 @@ create_table_option:
         | SEQUENCE_SYM opt_equal choice
           {
 	    Lex->create_info.used_fields|= HA_CREATE_USED_SEQUENCE;
-            Lex->create_info.sequence= $3;
+            Lex->create_info.sequence= ($3 == HA_CHOICE_YES);
           }
         ;
 

sql/sql_yacc_ora.yy

@@ -5776,7 +5776,7 @@ create_table_option:
         | SEQUENCE_SYM opt_equal choice
           {
 	    Lex->create_info.used_fields|= HA_CREATE_USED_SEQUENCE;
-            Lex->create_info.sequence= $3;
+            Lex->create_info.sequence= ($3 == HA_CHOICE_YES);
           }
         ;