Berkeley DB

DbEnv.set_flags

						import com.sleepycat.db.*;
						public void set_flags(int flags, int onoff)
						throws DbException;
					

Description

The flags value must be set to 0 or by bitwise inclusively OR’ing together one or more of the following values. If onoff is zero, the specified flags are cleared; otherwise, they are set.

• Db.DB_CDB_ALLDB For Berkeley DB Concurrent Data Store applications, perform locking on an environment-wide basis rather than per-database. This flag may only be used to configure Berkeley DB before the DbEnv.open interface is called.

• Db.DB_NOMMAP Copy read-only database files in this environment into the local cache instead of potentially mapping them into process memory (see the description of the DbEnv.set_mp_mmapsize method for further ...