php - issue with SELECT COUNT(id) - Stack Overflow
And in the returned query total should be 3, while $query->num_rows will still be 1. If you just want the value a quick way would be using $total = $query->fetchColumn();. As others have said though, be careful with NULL user ids, because COUNT() will ignore them.
SQL Help: Counting Rows in a Single Query With a Nested SELECT
SELECT home_team_id as team_id, (SELECT count(*) FROM `game` WHERE home_team_id
sql - select sum of grouped rows in activerecord - Stack Overflow
SELECT baskets.date, SUM(line_items.quantity) from baskets INNER JOIN line_items ON line_items.basket_id = basket.id WHERE baskets.user_id = 2 GROUP BY baskets.id ORDER BY baskets.date DESC. When running this query in PGAdmin, I get the two columns I want: basket dates...
select count(*) from table of mysql in php - Stack Overflow
$result = mysql_query("SELECT COUNT(*) AS `count` FROM `Students`"); $row = mysql_fetch_assoc($result); $count = $row['count']
DML 10-далее | SQL-EX.ru решения | ВКонтакте
14 delete from classes where class not in ( select t.klas from (select class klas, count(class)no from ships group by class. union all.
Support UNION function in BigQuery SQL - Stack Overflow
SELECT FORMAT_UTC_USEC(event.timestamp_in_usec) AS time, request_url FROM [applogs.events_20120501], [applogs.events_20120502], [applogs.events_20120503] WHERE event.username = 'root' AND NOT event.source_ip.is_internal
GROUP_CONCAT( ) в Mysql.
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PHP MySQL Select Data
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ТОП-20 хитрых вопросов по SQL для собеседования
SELECT * FROM mytable WHERE a=X UNION ALL SELECT * FROM mytable WHERE b=Y AND a!=X.
Relational: Support translating GroupBy() to SQL · Issue #2341...
Updated as of 3/14/2018 based on implementation introduced LINQ's GroupBy() operators can sometimes be translated to SQL's GROUP BY clauses, in particular when aggregate functions are applied in the projection. Scope for 2.1 release Our ...