A Comparison of TBAM and INFOS

Single-level Keys Yes Yes
Multi-level Keys Yes Yes
File Inversions Yes Yes
Record Inversions Yes Yes
Partial Records Improved Yes
Variable Length Keys Yes Yes
Duplicate Keys Yes Yes
Generic Key Access Yes Yes
Approximate Key Access Yes Yes
Relative Reads & Writes Yes Yes
Space Management Improved Yes
Record Management Improved Yes
Automatic File Locking Yes No
Automatic Record Locking Yes No
Operator Interface Yes Yes
Database Management Utilities Improved Yes
Database Unload & Load Utilities Yes Limited
Automatic Recovery Yes No
Transactions Yes No
Multi-database Transactions Yes No
Available on Open Systems Yes No

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