Php 全局MySQL查询获取行
大家好,我有一个全局mysql查询Php 全局MySQL查询获取行,php,mysql,Php,Mysql,大家好,我有一个全局mysql查询 $table_res = mysqli_query($GLOBALS["___mysqli_ston"], "SELECTtProduct.sProduct, tManufacturers.sManufacturer, tSerie.sSerie, tApplication.sType, tApplication.sEngine, tApplication.sKiloWatt, tApplication.sHorsePower, tApplication.s
$table_res = mysqli_query($GLOBALS["___mysqli_ston"], "SELECTtProduct.sProduct, tManufacturers.sManufacturer,
tSerie.sSerie, tApplication.sType, tApplication.sEngine, tApplication.sKiloWatt, tApplication.sHorsePower,
tApplication.sDate1, tApplication.sDate2 FROM tProduct INNER JOIN (tSerie INNER JOIN (tManufacturers INNER JOIN
(tApplication INNER JOIN tApplicationProduct ON tApplication.nApplication = tApplicationProduct.nApplication) ON
tManufacturers.nManufacturer = tApplication.nManufacturer) ON tSerie.nSerie = tApplication.nSerie) ON
tProduct.nProduct = tApplicationProduct.nProduct WHERE sProduct = '$product'
ORDER BY tProduct.sProduct;");
我怎样才能从这个查询中获取行和字段呢?请记住,这个查询忽略了
Where
参数。也许你想要这样的东西,尽管坦率地说,我觉得这个命名策略有点疯狂
SELECT p.sProduct
, m.sManufacturer
, s.sSerie
, a.sType
, a.sEngine
, a.sKiloWatt
, a.sHorsePower
, a.sDate1
, a.sDate2
FROM tProduct p
JOIN tApplicationProduct ap
ON ap.nProduct = p.nProduct
JOIN tApplication a
ON a.nApplication = ap.nApplication
JOIN tSerie s
ON s.nSerie = a.nSerie
JOIN tManufacturers m
ON m.nManufacturer = a.nManufacturer
WHERE p.sProduct = '$product'
ORDER
BY p.sProduct;
该查询在功能上是无用的。。。所以,修复它。where在完全错误的位置
选择where
where应该在from子句之后或连接之后使用,但不能在选择之后使用。您在这里发现了什么问题?我们应该修复什么?几乎,现在将where语句放回查询中,在order by语句之前,告诉我们您需要什么帮助!我想知道是否可以从此查询中获取所有表的行?