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How to find capital letters with Regex in MySQL?
You can use REGEXP BINARY for this
select *from yourTableName where yourColumnName REGEXP BINARY '[A-Z]{2}';Let us first create a table
mysql> create table FindCapitalLettrsDemo -> ( -> StudentId int NOT NULL AUTO_INCREMENT PRIMARY KEY, -> StudentFirstName varchar(20) -> ); Query OK, 0 rows affected (0.52 sec)
Insert some records in the table using insert command. The query is as follows −
mysql> insert into FindCapitalLettrsDemo(StudentFirstName) values('JOHN');
Query OK, 1 row affected (0.24 sec)
mysql> insert into FindCapitalLettrsDemo(StudentFirstName) values('Carol');
Query OK, 1 row affected (0.15 sec)
mysql> insert into FindCapitalLettrsDemo(StudentFirstName) values('bob');
Query OK, 1 row affected (0.14 sec)
mysql> insert into FindCapitalLettrsDemo(StudentFirstName) values('carol');
Query OK, 1 row affected (0.17 sec)
mysql> insert into FindCapitalLettrsDemo(StudentFirstName) values('John');
Query OK, 1 row affected (0.14 sec)Display all records from the table using select statement. The query is as follows −
mysql> select *from FindCapitalLettrsDemo;
The following is the output
+-----------+------------------+ | StudentId | StudentFirstName | +-----------+------------------+ | 1 | JOHN | | 2 | Carol | | 3 | bob | | 4 | carol | | 5 | John | +-----------+------------------+ 5 rows in set (0.00 sec)
Here is the query to find capital letters in MySQL
mysql> select *from FindCapitalLettrsDemo
-> where StudentFirstName REGEXP BINARY '[A-Z]{2}';The following is the output
+-----------+------------------+ | StudentId | StudentFirstName | +-----------+------------------+ | 1 | JOHN | +-----------+------------------+ 1 row in set (0.14 sec)
Updated on: 30-Jul-2019
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