A BLOB is a binary large object that can hold a variable amount of data. There are four types of BLOB TINYBLOB BLOB MEDIUMBLOB and LONGBLOB They all differ only in the maximum length of the values ...

The BLOB is a kind of MySQL datatype referred to as Binary Large Objects. As its name, it is used to store a huge volume of data as binary strings similar to MYSQL BINARY and VARBINARY types.