My innodb table has the following structure: 4 columns (CountryID, Year, %Change, Source)
, with the 2 columns (CountryID, Year)
as the primary key. How do I delete multiple rows other than using a for-loop to delete each row?
我的innodb表具有以下结构:4列(CountryID,Year,%Change,Source),其中2列(CountryID,Year)作为主键。除了使用for循环删除每一行之外,如何删除多行?
I'm looking for something similar to
我正在寻找类似的东西
DELETE FROM CPI
WHERE CountryID AND Year IN (('AD', 2010), ('AF', 2009), ('AG', 1992))
Found the answer after further tweaks:
进一步调整后找到答案:
DELETE FROM CPI
WHERE (CountryID, Year) IN (('AD', 2010), ('AF', 2009), ('AG', 1992))
Hope this helps anyone out there in the same pickle.
希望这可以帮助任何人在同一个泡菜。
1 个解决方案
#1
29
The answer in Oracle is:
Oracle的答案是:
delete from cpi
where (countryid, year) in (('AD', 2010), ('AF', 2009), ('AG', 1992))
It's fairly standard SQL syntax and I think MySQL is the same.
它是相当标准的SQL语法,我认为MySQL是相同的。
#1
29
The answer in Oracle is:
Oracle的答案是:
delete from cpi
where (countryid, year) in (('AD', 2010), ('AF', 2009), ('AG', 1992))
It's fairly standard SQL syntax and I think MySQL is the same.
它是相当标准的SQL语法,我认为MySQL是相同的。