mubojason

yes i understand

i just create a page for update Custom Meta and some date for all post;

that page just for admin or manager, not for any user;

it output fast;
my site now have about 300posts,
output just less 5sec;

i changed the MemoryLimit 32to 64M now;

This problem has been solved

THANKS for replay;
but i get the same problem, and find out to Solve it:

~/wp-includes/default-constants.php
#line 23:

‘WP_MEMORY_LIMIT’,’32M’

change the number more than you need,
like 64M or more;

i get the same problem, and find out to Solve it:

~/wp-includes/default-constants.php
#line 23:

‘WP_MEMORY_LIMIT’,’32M’

change the number more than you need,
like 64M or more;

i got it,
(“SELECT meta_key FROM $wpdb->postmeta WHERE meta_value = ‘HarryPotter'”);

add id to

(“SELECT meta_key FROM $wpdb->postmeta WHERE meta_value = ‘HarryPotter’ and post_id = ‘$post->ID'”);

ok, i get it!
thanks for answer my first question~

and more,
if HarryPotter from a Variable like $name2,
how to get it?