This blog will help user learn how to avoid the duplicate entries in the database. Storing duplicate values in the table must be avoided while inserting data in the database table. As these duplicate ...

MySQL table primary keys and unique indexes prevent multiple rows with the same index from being added to the table. If you try to insert a duplicate row with a ...

Duplicate table fails if GTID replication is enabled in MySQL #2210 Open sibwy opened on Feb 15, 2019 ...

Sometimes we need to check how many duplicate values a column has in MySQL table. We can do this by using "group by" and "having". Example: Suppose you have a table "user" with "fist_name" column from ...