| Value_col2013-06-05 22013-06-03 4我想创建一个sql (3天后的sum(Value_col)-如果有3天或更多将是sum,如果少于3天则不求和),然后接收如下结果:2013-06-06 9 <- total after 'after '2013-06-05' 3 days are 4,3,2 is 12
2013-06-04 -- <
我正在尝试执行以下查询:查询应该以名为total_cash的字段的形式返回我支付给用户的总现金的SUM()。$total_cash = $db->GetNumRows($db->Query("SELECTSUM(cash) AS total_cash FROM users"));
echo number_format
我是php & mysql的新手。我在mysql数据库中有两个列,team和Date。我尝试了基于日期过滤器的代码来查找总数。(即2013年8月6日)
$result = mysql_query("SELECT Date, SUM(issuedwt) AS IssuedTotal, SUM(receiptwt) AS ReceiptTotal, SUM(workloss) AS Balance FROM `worksheet` GROUP BY Dat