你如何强制 mysql LIKE 区分大小写?
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时间:2020-08-31 15:53:10 来源:igfitidea点击:
How do you force mysql LIKE to be case sensitive?
提问by Bohemian
Possible Duplicate:
Mysql Like Case Sensitive
可能的重复:
Mysql Like 区分大小写
Mysql ignores case for its LIKE comparisons.
Mysql 忽略其 LIKE 比较的大小写。
How can you force it to perform case-sensitive LIKE comparisons?
如何强制它执行区分大小写的 LIKE 比较?
回答by Bohemian
Use LIKE BINARY
:
使用LIKE BINARY
:
mysql> SELECT 'abc' LIKE 'ABC';
-> 1
mysql> SELECT 'abc' LIKE BINARY 'ABC';
-> 0
回答by John Woo
Another alternative is to use COLLATE
,
另一种选择是使用COLLATE
,
SELECT *
FROM table1
WHERE columnName like 'a%' COLLATE utf8_bin;