alter table cache engine = myisam; 
alter table cache_admin_menu engine = myisam; 
alter table cache_block engine = myisam; 
alter table cache_bootstrap engine = myisam; 
alter table cache_field engine = myisam; 
alter table cache_file_styles engine = myisam; 
alter table cache_filter engine = myisam; 
alter table cache_form engine = myisam; 
alter table cache_image engine = myisam; 
alter table cache_libraries engine = myisam; 
alter table cache_media_xml engine = myisam; 
alter table cache_menu engine = myisam; 
alter table cache_metatag engine = myisam; 
alter table cache_page engine = myisam; 
alter table cache_path engine = myisam; 
alter table cache_styles engine = myisam; 
alter table cache_token engine = myisam; 
alter table cache_update engine = myisam; 
alter table cache_views engine = myisam; 
alter table cache_views_data engine = myisam;