Database Name

Name of the database.

Total Size of Database (MB)

Total size of the database.

Unallocated (MB)

Amount of unallocated space in the database.

Transaction Log Total Size (MB)

Total size of the transaction log.

Transaction Log Available (%)

Percent of the transaction log available.

Database File System Available (%)

Percent of the file system available.

Primary Filegroup Available (%)

Percent of the primary filegroup available.

Data (MB)

Amount of space used by data.

Indexes (MB)

Amount of space used by indexes.

Reserved but Unused (MB)

Amount of space that is reserved, but not used yet.