php Programming Glossary: key_len

http://stackoverflow.com/questions/12156807/php-mysql-pagination-is-slow

explained id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE posts index NULL PRIMARY 4 NULL 25 Using..

Searching for availability with MySQL (and PHP)?

http://stackoverflow.com/questions/1687519/searching-for-availability-with-mysql-and-php

well id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY derived2 ALL NULL NULL NULL.. id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY lu system PRIMARY ID NULL..

php & mySQL: Query does not use index in table join

http://stackoverflow.com/questions/2333878/php-mysql-query-does-not-use-index-in-table-join

above shows me id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE books ref PRIMARY author_id author_id..

Turn database result into array

http://stackoverflow.com/questions/2794638/turn-database-result-into-array

id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE a const PRIMARY tsn PRIMARY..

MySQL and NoSQL: Help me to choose the right one

http://stackoverflow.com/questions/4419499/mysql-and-nosql-help-me-to-choose-the-right-one

250 id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE thread ref forumid forumid..

MySQL Query IN() Clause Slow on Indexed Column

http://stackoverflow.com/questions/4771035/mysql-query-in-clause-slow-on-indexed-column

be fine id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Recipe_Data range PRIMARY PRIMARY..

How to avoid “Using temporary” in many-to-many queries?

http://stackoverflow.com/questions/5472241/how-to-avoid-using-temporary-in-many-to-many-queries

EXPLAIN said select_type table type possible_keys key key_len ref rows Extra SIMPLE articles_to_categories ref.. 20 id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE pc ref PRIMARY PRIMARY 3..