Data files location tức là chỗ chứa các các data file của Oracle.
Oracle 21c đòi nhà của data files phải ít nhất là 4632 MB mới được, nhỏ hơn thì không đủ chỗ ngã lưng.
[DBT-06604] The location specified for 'Data Files Location' has insufficient free space.
Cause - Only (3,189MB) free space is available on the location (/u01/app/oracle/oradata/orcl/).
Action - Choose a 'Data Files Location' that has enough space (minimum of (4,632MB)) or free up space on the specified location.
Database files location
Specifies the location for the database.
When specifying a common location for database storage, if you select Oracle ASM diskgroup as storage type, all database datafiles will be placed in the root directory of the Oracle ASM diskgroup by default. If you select Oracle-Managed Files, all datafiles will be placed in a structural directory as per the OMF (Oracle Managed Files) directory setting of the root consolidated database.