我在表格中的数据包含一些空间,因此,我利用这一指挥把它搁置一边。
update results set Field1 = trim(Field1);
我正在对所有领域进行人工操作。
谁能给我一个共同的q子,以自动地把在一张桌上提出的申请总数小三倍?
感谢
我在表格中的数据包含一些空间,因此,我利用这一指挥把它搁置一边。
update results set Field1 = trim(Field1);
我正在对所有领域进行人工操作。
谁能给我一个共同的q子,以自动地把在一张桌上提出的申请总数小三倍?
感谢
这是不可能的。 页: 1 但你可以节省一些时间。
update results
set field1 = trim(field1)
, field2 = trim(field2)
或者,请问一下信息表,以找到VARCHAR的所有栏目,并使用PHP或Perl等另一种语言进行查询。
你可以在一份声明中自动这样做,但你可以做的是:
SHOW COLUMNS FROM myTable WHERE `Type` LIKE %char% ;
这将向您提供一份清单,列出所有萨赫勒和撒哈拉以南地区。 通过这些成果,拟定一份结构说明:
$temp = array();
while ($row = mysql_fetch_assoc($result)) {
$temp[] = sprintf( `%1$s` = TRIM(`%1$s`) , $row[ Field ]);
}
$sql = "UPDATE myTable SET " . implode(", ", $temp);
mysql_query($sql);
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