indexing - Is it possible to make mysql order by index prefix? -
indexing - Is it possible to make mysql order by index prefix? -
if create index this:
create index part_of_name on client (name(10));
is possible create mysql utilize ordering in query like
select * client order .... ?
no, can not create indexes based on part of column's name. not allowed , can not utilize in anyway.
to create , utilize index, can based on 1 table column or more.
documentation.
mysql indexing sql-order-by
Comments
Post a Comment