MYSQL:删除表“bar”中包含字符串“foo”的所有行

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时间:2020-08-31 17:46:59  来源:igfitidea点击:

MYSQL: delete all rows containing string "foo" in table "bar"

mysql

提问by Captain Claptrap

What's the command to achieve this:
MYSQL: delete all rows containing string "foo"in table "bar"

实现此目的的命令是什么:
MYSQL:删除"foo"表中包含字符串的所有行"bar"

回答by Byron Whitlock

DELETE FROM bar where

field1 like '%foo%' 
OR
field2 like '%foo%'
OR
...
fieldLast like '%foo%'

回答by Paul Dixon

You'll need to explicitly list the columns I think, so something along the lines of...

您需要明确列出我认为的列,因此类似于...

 DELETE FROM bar WHERE col1 LIKE '%foo%' OR col2 LIKE '%foo%'....etc

回答by Brent Dunham

Try this query

试试这个查询

 delete from [table name] where [column name] like '%[text to find]%'

This will match if the text appears, regardless of position. i.e.

如果文本出现,无论位置如何,这都将匹配。IE

if you were looking for foo, it would match "xfoo" and "foox"

如果你正在寻找 foo,它会匹配 " xfoo" 和 " foox"

回答by Kent Murra

Normally, you can use the 'LIKE' keyword to perform simple pattern matching: http://dev.mysql.com/doc/refman/5.0/en/string-comparison-functions.html

通常,您可以使用 'LIKE' 关键字来执行简单的模式匹配:http: //dev.mysql.com/doc/refman/5.0/en/string-comparison-functions.html

回答by thoaionline

The query and explaination can be found here (see question 2)

可以在此处找到查询和说明(请参阅问题 2)

http://blogs.lessthandot.com/index.php/DataMgmt/DataDesign/the-ten-most-asked-sql-server-questions--1#2

http://blogs.lessthandot.com/index.php/DataMgmt/DataDesign/the-ten-most-asked-sql-server-questions--1#2

You may also need to change the comparative condition to "like" condition.

您可能还需要将比较条件更改为“喜欢”条件。

回答by shajeer

delete from bar where field1 like '%foo%' OR field2 like '%foo%' OR ... fieldLast like '%foo%'