我正在尝试使用以下查询从表中SUM多列。 SUM(death) as death, SUM(assist)as assit FROM eventgame GROUP BY player');while ($row = $res1->fetch(PDO::FETCH_ASSOC)) {
echo '.$row['player'] .$row['kill'] .$row['de
我需要替换两个美元($)符号之间的值。String queryNoAdditionalFilter= SELECT PRODUCTNAME,PRODUCTSKEY FROM PRODUCTS WHERE PRODUCTID=$productid$
int end= queryNoAdditionalFilter.lastIndexOf("$");
String valueSubst