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</td></tr></table><table id="gradientTable"><tr><td class="nsrBottom" background="../icons/gradient.gif" /></tr></table></div><div id="mainSection"><div id="mainBody"><div id="allHistory" class="saveHistory" onsave="saveAll()" onload="loadAll()" /><span style="color: DarkGray"> </span><p>The <a href="T_BerkeleyDB_DatabaseEnvironmentConfig.htm">DatabaseEnvironmentConfig</a> type exposes the following members.</p><h1 class="heading"><span onclick="ExpandCollapse(fieldTableToggle)" style="cursor:default;" onkeypress="ExpandCollapse_CheckKey(fieldTableToggle, event)" tabindex="0"><img id="fieldTableToggle" class="toggle" name="toggleSwitch" src="../icons/collapse_all.gif" />Fields</span></h1><div id="fieldTableSection" class="section" name="collapseableSection" style=""><table id="memberList" class="members" frame="lhs" cellpadding="2"><col width="10%" /><tr><th class="iconColumn">
</th><th class="nameColumn">Name</th><th class="descriptionColumn">Description</th></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_AutoCommit.htm">AutoCommit</a></td><td><div class="summary">
If true, database operations for which no explicit transaction
handle was specified, and which modify databases in the database
environment, will be automatically enclosed within a transaction.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_CDB_ALLDB.htm">CDB_ALLDB</a></td><td><div class="summary">
If true, Berkeley DB Concurrent Data Store applications will perform
locking on an environment-wide basis rather than on a per-database
basis.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_Create.htm">Create</a></td><td><div class="summary">
If true, Berkeley DB subsystems will create any underlying files, as
necessary.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_CreationDir.htm">CreationDir</a></td><td><div class="summary">
The path of a directory to be used as the location to create the
access method database files. When <a href="M_BerkeleyDB_BTreeDatabase_Open.htm">Open(String, BTreeDatabaseConfig)</a>,
<a href="M_BerkeleyDB_HashDatabase_Open.htm">Open(String, HashDatabaseConfig)</a>, <a href="M_BerkeleyDB_QueueDatabase_Open.htm">Open(String, QueueDatabaseConfig)</a> or
<a href="M_BerkeleyDB_RecnoDatabase_Open.htm">Open(String, RecnoDatabaseConfig)</a> is used to create a file it will be
created relative to this path.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_DataDirs.htm">DataDirs</a></td><td><div class="summary">
Paths of directories to be used as the location of the access method
database files.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_ErrorFeedback.htm">ErrorFeedback</a></td><td><div class="summary">
The mechanism for reporting detailed error messages to the
application.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_ErrorPrefix.htm">ErrorPrefix</a></td><td><div class="summary">
The prefix string that appears before error messages issued by
Berkeley DB.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_EventNotify.htm">EventNotify</a></td><td><div class="summary">
A delegate which is called to notify the process of specific
Berkeley DB events.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_Feedback.htm">Feedback</a></td><td><div class="summary">
Monitor progress within long running operations.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_ForceFlush.htm">ForceFlush</a></td><td><div class="summary">
If true, Berkeley DB will flush database writes to the backing disk
before returning from the write system call, rather than flushing
database writes explicitly in a separate system call, as necessary.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_FreeThreaded.htm">FreeThreaded</a></td><td><div class="summary">
If true, the created <a href="T_BerkeleyDB_DatabaseEnvironment.htm">DatabaseEnvironment</a> object will
be free-threaded; that is, concurrently usable by multiple threads
in the address space.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_HotbackupInProgress.htm">HotbackupInProgress</a></td><td><div class="summary"> Set a flag in the environment indicating that a
hot backup is in progress.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_InitRegions.htm">InitRegions</a></td><td><div class="summary">
If true, Berkeley DB will page-fault shared regions into memory when
initially creating or joining a Berkeley DB environment. In
addition, Berkeley DB will write the shared regions when creating an
environment, forcing the underlying virtual memory and filesystems
to instantiate both the necessary memory and the necessary disk
space. This can also avoid out-of-disk space failures later on.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_IntermediateDirMode.htm">IntermediateDirMode</a></td><td><div class="summary">
The permissions for any intermediate directories created by Berkeley
DB.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_Lockdown.htm">Lockdown</a></td><td><div class="summary">
If true, lock shared Berkeley DB environment files and memory-mapped
databases into memory.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_LockSystemCfg.htm">LockSystemCfg</a></td><td><div class="summary">
Configuration for the locking subsystem
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_LogSystemCfg.htm">LogSystemCfg</a></td><td><div class="summary">
Configuration for the logging subsystem
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_MetadataDir.htm">MetadataDir</a></td><td><div class="summary">
The path of a directory to be used as the location to store
the persistent metadata.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_MPoolSystemCfg.htm">MPoolSystemCfg</a></td><td><div class="summary">
Configuration for the memory pool subsystem
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_MutexSystemCfg.htm">MutexSystemCfg</a></td><td><div class="summary">
Configuration for the mutex subsystem
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_NoBuffer.htm">NoBuffer</a></td><td><div class="summary">
If true, turn off system buffering of Berkeley DB database files to
avoid double caching.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_NoLocking.htm">NoLocking</a></td><td><div class="summary">
If true, Berkeley DB will grant all requested mutual exclusion
mutexes and database locks without regard for their actual
availability. This functionality should never be used for purposes
other than debugging.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_NoMMap.htm">NoMMap</a></td><td><div class="summary">
If true, Berkeley DB will copy read-only database files into the
local cache instead of potentially mapping them into process memory
(see <a href="P_BerkeleyDB_MPoolConfig_MMapSize.htm">MMapSize</a> for further information).
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_NoPanic.htm">NoPanic</a></td><td><div class="summary">
If true, Berkeley DB will ignore any panic state in the database
environment. (Database environments in a panic state normally refuse
all attempts to call Berkeley DB functions, throwing
<a href="T_BerkeleyDB_RunRecoveryException.htm">RunRecoveryException</a>. This functionality should never
be used for purposes other than debugging.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_Overwrite.htm">Overwrite</a></td><td><div class="summary">
If true, overwrite files stored in encrypted formats before deleting
them.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_Private.htm">Private</a></td><td><div class="summary">
If true, allocate region memory from the heap instead of from memory
backed by the filesystem or system shared memory.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_Register.htm">Register</a></td><td><div class="summary">
If true, check to see if recovery needs to be performed before
opening the database environment. (For this check to be accurate,
all processes using the environment must specify it when opening the
environment.)
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_RepSystemCfg.htm">RepSystemCfg</a></td><td><div class="summary">
Configuration for the replication subsystem
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_RunFatalRecovery.htm">RunFatalRecovery</a></td><td><div class="summary">
If true, catastrophic recovery will be run on this environment
before opening it for normal use.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_RunRecovery.htm">RunRecovery</a></td><td><div class="summary">
If true, normal recovery will be run on this environment before
opening it for normal use.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_SetThreadID.htm">SetThreadID</a></td><td><div class="summary">
A delegate that returns a unique identifier pair for the current
thread of control.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_SystemMemory.htm">SystemMemory</a></td><td><div class="summary">
If true, allocate region memory from system shared memory instead of
from heap memory or memory backed by the filesystem.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_TempDir.htm">TempDir</a></td><td><div class="summary">
The path of a directory to be used as the location of temporary
files.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_ThreadIsAlive.htm">ThreadIsAlive</a></td><td><div class="summary">
A delegate that returns if a thread of control (either a true thread
or a process) is still running.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_ThreadName.htm">ThreadName</a></td><td><div class="summary">
A delegate that formats a process ID and thread ID identifier pair.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_TimeNotGranted.htm">TimeNotGranted</a></td><td><div class="summary">
If true, database calls timing out based on lock or transaction
timeout values will throw <a href="T_BerkeleyDB_LockNotGrantedException.htm">LockNotGrantedException</a>
instead of <a href="T_BerkeleyDB_DeadlockException.htm">DeadlockException</a>. This allows applications
to distinguish between operations which have deadlocked and
operations which have exceeded their time limits.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_TxnNoSync.htm">TxnNoSync</a></td><td><div class="summary">
If true, Berkeley DB will not write or synchronously flush the log
on transaction commit.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_TxnNoWait.htm">TxnNoWait</a></td><td><div class="summary">
If true and a lock is unavailable for any Berkeley DB operation
performed in the context of a transaction, cause the operation to
throw <a href="T_BerkeleyDB_DeadlockException.htm">DeadlockException</a> (or
<a href="T_BerkeleyDB_LockNotGrantedException.htm">LockNotGrantedException</a> if
<a href="F_BerkeleyDB_DatabaseEnvironmentConfig_TimeNotGranted.htm">TimeNotGranted</a> is set.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_TxnSnapshot.htm">TxnSnapshot</a></td><td><div class="summary">
If true, all transactions in the environment will be started as if
<a href="F_BerkeleyDB_TransactionConfig_Snapshot.htm">Snapshot</a> were passed to
<a href="M_BerkeleyDB_DatabaseEnvironment_BeginTransaction.htm">BeginTransaction<span class="languageSpecificText"><span class="cs">()</span><span class="cpp">()</span><span class="nu">()</span></span></a>, and all
non-transactional cursors will be opened as if
<a href="F_BerkeleyDB_CursorConfig_SnapshotIsolation.htm">SnapshotIsolation</a> were passed to
<a href="M_BerkeleyDB_BaseDatabase_Cursor.htm">Cursor<span class="languageSpecificText"><span class="cs">()</span><span class="cpp">()</span><span class="nu">()</span></span></a>.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_TxnWriteNoSync.htm">TxnWriteNoSync</a></td><td><div class="summary">
If true, Berkeley DB will write, but will not synchronously flush,
the log on transaction commit.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseCDB.htm">UseCDB</a></td><td><div class="summary">
If true, initialize locking for the Berkeley DB Concurrent Data
Store product.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseEnvironmentVars.htm">UseEnvironmentVars</a></td><td><div class="summary">
If true, the Berkeley DB process' environment may be permitted to
specify information to be used when naming files.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseLocking.htm">UseLocking</a></td><td><div class="summary">
If true, initialize the locking subsystem.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseLogging.htm">UseLogging</a></td><td><div class="summary">
If true, initialize the logging subsystem.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseMPool.htm">UseMPool</a></td><td><div class="summary">
If true, initialize the shared memory buffer pool subsystem.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseMVCC.htm">UseMVCC</a></td><td><div class="summary">
If true, all databases in the environment will be opened as if
<a href="F_BerkeleyDB_DatabaseConfig_UseMVCC.htm">UseMVCC</a> is passed to
<a href="M_BerkeleyDB_Database_Open.htm">Open(String, DatabaseConfig)</a>. This flag will be ignored for queue
databases for which MVCC is not supported.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseReplication.htm">UseReplication</a></td><td><div class="summary">
If true, initialize the replication subsystem.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_UseTxns.htm">UseTxns</a></td><td><div class="summary">
If true, initialize the transaction subsystem.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_Verbosity.htm">Verbosity</a></td><td><div class="summary">
Specific additional informational and debugging messages in the
Berkeley DB message output.
</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubfield.gif" title="Public field" /></td><td><a href="F_BerkeleyDB_DatabaseEnvironmentConfig_YieldCPU.htm">YieldCPU</a></td><td><div class="summary">
If true, Berkeley DB will yield the processor immediately after each
page or mutex acquisition. This functionality should never be used
for purposes other than stress testing.
</div></td></tr></table></div><h1 class="heading"><span onclick="ExpandCollapse(seeAlsoToggle)" style="cursor:default;" onkeypress="ExpandCollapse_CheckKey(seeAlsoToggle, event)" tabindex="0"><img id="seeAlsoToggle" class="toggle" name="toggleSwitch" src="../icons/collapse_all.gif" />See Also</span></h1><div id="seeAlsoSection" class="section" name="collapseableSection" style=""><div class="seeAlsoStyle"><a href="T_BerkeleyDB_DatabaseEnvironmentConfig.htm">DatabaseEnvironmentConfig Class</a></div><div class="seeAlsoStyle"><a href="N_BerkeleyDB.htm">BerkeleyDB Namespace</a></div></div></div><div id="footer"><div class="footerLine"><img width="100%" height="3px" src="../icons/footer.gif" title="Footer image" /></div><A NAME="feedback"></A><span id="fb" class="feedbackcss"> </span>
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