您好!我正在尝试删除文件中 State_Name 为美国和哥伦比亚特区的一些行。
我将数据库名称设置为 zzz_schema > Tables > 2017_annual
我尝试过从命令中删除,但不幸的是没有运气。我的代码如下:
SELECT *
FROM zzz_schema.2017_annual
WHERE Measure_Name = 'Food Insecurity'
DELETE FROM 2017_annual WHERE State_Name = 'United States'
前三行给了我正确的表格(如图所示),但我在删除特定内容时遇到了麻烦。
谢谢你。
也许这就是你想要的:
DELETE
FROM zzz_schema.2017_annual
WHERE Measure_Name = 'Food Insecurity' AND
State_Name IN ('District of Columbia', 'United States');
也许这会起作用-
DELETE FROM zzz_schema.2017_annual
WHERE State_Name IN ("United States","District of Colombia");