When R:BASE is used on a network, the LIST command displays the names of any locked tables by highlighting the table name.

The LIST TABLE tblname command tells you whether the lock is an edit, cursor, row, local, or remote lock, as shown in the table named Multi-User Locks Listed by LIST TABLE.

Locks Topics
Using the SET ROWLOCKS Command to Lock Rows  
Using the SET VERIFY Command to Verify Data Entry  
Using SET LOCK to Set Exclusive Table Locks  
Clearing Buffers with the SET CLEAR Command  
Other Multi-User Considerations  

Multi-User Mode Topics
Introduction to Using R:BASE on a Network  
Setting Up for Network Use  
Sharing Network Resources  
Setting the Multi-User Default  
Concurrency Control  
Resource Waiting  
Schema Reading Mode with SET STATICDB  
Locks