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Get random value from mysql
Method 1 $result = mysql_query('SELECT COUNT(*) FROM quotes'); $count = mysql_fetch_row($result); $id = rand(1, $count[0]); $result = mysql_query("SELECT author, quote FROM quotes WHERE id=$id");...
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mysql query with if statement
SELECT (CASE WHEN columna = 887 THEN columnb ELSE columna END) AS 'columnAlias' FROM <table> WHERE columna = 887 OR columnb = 887 or select if( b.initiator_user_id = 2, b.friend_user_id,...
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users and usermeta – joining multiple rows in one table to one row in another...
SELECT u1.id, u1.login, u1.password, u1.email, m1.meta_value AS firstname, m2.meta_value AS lastname, m3.meta_value AS country FROM wp_users u1 JOIN wp_usermeta m1 ON (m1.user_id = u1.id AND...
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search-users-base-on-meta-value-meta-key
$query = "SELECT user_id FROM $wpdb->usermeta WHERE (meta_value LIKE '%%david%%') AND (meta_key = 'first_name') AND user_id IN (SELECT user_id FROM $wpdb->usermeta WHERE (meta_value LIKE...
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intelligent-mysql-group-by-for-activity-streams
http://stackoverflow.com/questions/14004322/intelligent-mysql-group-by-for-activity-streams I’m building an activity stream for our site, and have made some decent headway with something that works...
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Mysql Random
SELECT * FROM (`challenge_info_tips`) WHERE `info_type` = '1' AND `info_status` = 1 ORDER BY RAND() LIMIT 4 SELECT * FROM (SELECT info_id FROM challenge_info_tips ORDER BY RAND() LIMIT 4) AS...
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