bugfix: engine defined table options were not showing up in INFORMATION_SCHEMA.TABLES.CREATE_OPTIONS

mysql-test/r/plugin.result

@@ -111,6 +111,9 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `a` int(11) DEFAULT NULL
 ) ENGINE=EXAMPLE DEFAULT CHARSET=latin1 `ULL`=4660
+select create_options from information_schema.tables where table_schema='test' and table_name='t1';
+create_options
+`ULL`=4660
 ALTER TABLE t1 ULL=DEFAULT;
 SHOW CREATE TABLE t1;
 Table	Create Table

mysql-test/t/plugin.test

@@ -120,6 +120,8 @@ CREATE TABLE t1 (a int) ENGINE=example ULL=1e2;
 CREATE TABLE t1 (a int) ENGINE=example ULL=0x1234;
 SHOW CREATE TABLE t1;
 
+select create_options from information_schema.tables where table_schema='test' and table_name='t1';
+
 ALTER TABLE t1 ULL=DEFAULT;
 SHOW CREATE TABLE t1;
 

sql/sql_show.cc

@@ -4103,6 +4103,7 @@ static int get_schema_tables_record(THD *thd, TABLE_LIST *tables,
   else
   {
     char option_buff[350],*ptr;
+    String str(option_buff,sizeof(option_buff), system_charset_info);
     TABLE *show_table= tables->table;
     TABLE_SHARE *share= show_table->s;
     handler *file= show_table->file;
@@ -4135,53 +4136,56 @@ static int get_schema_tables_record(THD *thd, TABLE_LIST *tables,
     table->field[4]->store(tmp_buff, strlen(tmp_buff), cs);
     table->field[5]->store((longlong) share->frm_version, TRUE);
 
-    ptr=option_buff;
+    str.length(0);
     if (share->min_rows)
     {
-      ptr=strmov(ptr," min_rows=");
+      str.qs_append(STRING_WITH_LEN(" min_rows="));
-      ptr=longlong10_to_str(share->min_rows,ptr,10);
+      str.qs_append(share->min_rows);
     }
     if (share->max_rows)
     {
-      ptr=strmov(ptr," max_rows=");
+      str.qs_append(STRING_WITH_LEN(" max_rows="));
-      ptr=longlong10_to_str(share->max_rows,ptr,10);
+      str.qs_append(share->max_rows);
     }
     if (share->avg_row_length)
     {
-      ptr=strmov(ptr," avg_row_length=");
+      str.qs_append(STRING_WITH_LEN(" avg_row_length="));
-      ptr=longlong10_to_str(share->avg_row_length,ptr,10);
+      str.qs_append(share->avg_row_length);
     }
     if (share->db_create_options & HA_OPTION_PACK_KEYS)
-      ptr=strmov(ptr," pack_keys=1");
+      str.qs_append(STRING_WITH_LEN(" pack_keys=1"));
     if (share->db_create_options & HA_OPTION_NO_PACK_KEYS)
-      ptr=strmov(ptr," pack_keys=0");
+      str.qs_append(STRING_WITH_LEN(" pack_keys=0"));
     /* We use CHECKSUM, instead of TABLE_CHECKSUM, for backward compability */
     if (share->db_create_options & HA_OPTION_CHECKSUM)
-      ptr=strmov(ptr," checksum=1");
+      str.qs_append(STRING_WITH_LEN(" checksum=1"));
     if (share->page_checksum != HA_CHOICE_UNDEF)
-      ptr= strxmov(ptr, " page_checksum=",
+    {
-                   ha_choice_values[(uint) share->page_checksum], NullS);
+      str.qs_append(STRING_WITH_LEN(" page_checksum="));
+      str.qs_append(ha_choice_values[(uint) share->page_checksum]);
+    }
     if (share->db_create_options & HA_OPTION_DELAY_KEY_WRITE)
-      ptr=strmov(ptr," delay_key_write=1");
+      str.qs_append(STRING_WITH_LEN(" delay_key_write=1"));
     if (share->row_type != ROW_TYPE_DEFAULT)
-      ptr=strxmov(ptr, " row_format=",
+    {
-                  ha_row_type[(uint) share->row_type],
+      str.qs_append(STRING_WITH_LEN(" row_format="));
-                  NullS);
+      str.qs_append(ha_row_type[(uint) share->row_type]);
+    }
     if (share->key_block_size)
     {
-      ptr= strmov(ptr, " key_block_size=");
+      str.qs_append(STRING_WITH_LEN(" key_block_size="));
-      ptr= longlong10_to_str(share->key_block_size, ptr, 10);
+      str.qs_append(share->key_block_size);
     }
 #ifdef WITH_PARTITION_STORAGE_ENGINE
     if (is_partitioned)
-      ptr= strmov(ptr, " partitioned");
+      str.qs_append(STRING_WITH_LEN(" partitioned"));
 #endif
     if (share->transactional != HA_CHOICE_UNDEF)
       ptr= strxmov(ptr, " transactional=",
                    ha_choice_values[(uint) share->transactional], NullS);
-    table->field[19]->store(option_buff+1,
+    append_create_options(thd, &str, share->option_list);
-                            (ptr == option_buff ? 0 :
+    if (str.length())
-                             (uint) (ptr-option_buff)-1), cs);
+      table->field[19]->store(str.ptr()+1, str.length()-1, cs);
 
     tmp_buff= (share->table_charset ?
                share->table_charset->name : "default");

sql/sql_string.cc

@@ -687,10 +687,10 @@ void String::qs_append(int i)
   str_length+= (int) (end-buff);
 }
 
-void String::qs_append(uint i)
+void String::qs_append(ulonglong i)
 {
   char *buff= Ptr + str_length;
-  char *end= int10_to_str(i, buff, 10);
+  char *end= longlong10_to_str(i, buff,10);
   str_length+= (int) (end-buff);
 }
 

sql/sql_string.h

@@ -336,6 +336,10 @@ public:
     int4store(Ptr + position,value);
   }
 
+  void qs_append(const char *str)
+  {
+    qs_append(str, strlen(str));
+  }
   void qs_append(const char *str, uint32 len);
   void qs_append(double d);
   void qs_append(double *d);
@@ -345,7 +349,15 @@ public:
      str_length++;
   }
   void qs_append(int i);
-  void qs_append(uint i);
+  void qs_append(uint i)
+  {
+    qs_append((ulonglong)i);
+  }
+  void qs_append(ulong i)
+  {
+    qs_append((ulonglong)i);
+  }
+  void qs_append(ulonglong i);
 
   /* Inline (general) functions used by the protocol functions */