Syntax
FROM_BASE64(str)
Purpose
Decodes a base-64 encoded string and returns it as a binary string. It is typically used to decode strings encoded by TO_BASE64(). For more information, see TO_BASE64().
Examples
obclient> SELECT FROM_BASE64('T0I=');
+---------------------+
| FROM_BASE64('T0I=') |
+---------------------+
| OB |
+---------------------+
1 row in set