assign value to display_size (#244)

Author: maikhanhbui

mssql/introspection.py

@@ -107,7 +107,7 @@ def get_table_description(self, cursor, table_name, identity_check=True):
         """
 
         # map pyodbc's cursor.columns to db-api cursor description
-        columns = [[c[3], c[4], None, c[6], c[6], c[8], c[10], c[12]] for c in cursor.columns(table=table_name)]
+        columns = [[c[3], c[4], c[6], c[6], c[6], c[8], c[10], c[12]] for c in cursor.columns(table=table_name)]
 
         if not columns:
             raise DatabaseError(f"Table {table_name} does not exist.")