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How to select everything before @ in an email-id with in MySQL?
Use SUBSTRING_INDEX to select everything before @ in an email-id −
select substring_index(yourColumnName,'@',1) from yourTableName;
Let us first create a table −
mysql> create table DemoTable -> ( -> EmployeeMailId varchar(100) -> ); Query OK, 0 rows affected (0.52 sec)
Insert some records in the table using insert command −
mysql> insert into DemoTable values('Larry123@gmail.com');
Query OK, 1 row affected (0.16 sec)
mysql> insert into DemoTable values('987Sam@hotmail.com');
Query OK, 1 row affected (0.13 sec)
mysql> insert into DemoTable values('123456David_98@gmail.com');
Query OK, 1 row affected (0.20 sec)Display all records from the table using select statement −
mysql> select *from DemoTable;
Output
This will produce the following output −
+--------------------------+ | EmployeeMailId | +--------------------------+ | Larry123@gmail.com | | 987Sam@hotmail.com | | 123456David_98@gmail.com | +--------------------------+ 3 rows in set (0.00 sec)
Here is the query to select everything before @ in an Email-id −
mysql> select substring_index(EmployeeMailId,'@',1) from DemoTable;
Output
This will produce the following output −
+---------------------------------------+ | substring_index(EmployeeMailId,'@',1) | +---------------------------------------+ | Larry123 | | 987Sam | | 123456David_98 | +---------------------------------------+ 3 rows in set (0.00 sec)
Updated on: 30-Jun-2020
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