Merge branch '10.2' into 10.3

1 files changed, 51 insertions, 0 deletions

diff --git a/sql/sql_cmd.h b/sql/sql_cmd.h
index a9d8178d3f8..f5df73216d8 100644
--- a/sql/sql_cmd.h
+++ b/sql/sql_cmd.h
@@ -117,6 +117,32 @@ enum enum_sql_command {
   SQLCOM_END
 };
 
+
+class Storage_engine_name
+{
+protected:
+  LEX_CSTRING m_storage_engine_name;
+public:
+  Storage_engine_name()
+  {
+    m_storage_engine_name.str= NULL;
+    m_storage_engine_name.length= 0;
+  }
+  Storage_engine_name(const LEX_CSTRING &name)
+   :m_storage_engine_name(name)
+  { }
+  Storage_engine_name(const LEX_STRING &name)
+  {
+    m_storage_engine_name.str= name.str;
+    m_storage_engine_name.length= name.length;
+  }
+  bool resolve_storage_engine_with_error(THD *thd,
+                                         handlerton **ha,
+                                         bool tmp_table);
+  bool is_set() { return m_storage_engine_name.str != NULL; }
+};
+
+
 /**
   @class Sql_cmd - Representation of an SQL command.
 
@@ -160,6 +186,11 @@ public:
   */
   virtual bool execute(THD *thd) = 0;
 
+  virtual Storage_engine_name *option_storage_engine_name()
+  {
+    return NULL;
+  }
+
 protected:
   Sql_cmd()
   {}
@@ -176,6 +207,26 @@ protected:
   }
 };
 
+class Sql_cmd_create_table_like: public Sql_cmd,
+                                 public Storage_engine_name
+{
+public:
+  Storage_engine_name *option_storage_engine_name() { return this; }
+  bool execute(THD *thd);
+};
+
+class Sql_cmd_create_table: public Sql_cmd_create_table_like
+{
+public:
+  enum_sql_command sql_command_code() const { return SQLCOM_CREATE_TABLE; }
+};
+
+class Sql_cmd_create_sequence: public Sql_cmd_create_table_like
+{
+public:
+  enum_sql_command sql_command_code() const { return SQLCOM_CREATE_SEQUENCE; }
+};
+
 
 /**
   Sql_cmd_call represents the CALL statement.