diff options
Diffstat (limited to 'lib/mnesia/doc/src/mnesia.xml')
| -rw-r--r-- | lib/mnesia/doc/src/mnesia.xml | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/lib/mnesia/doc/src/mnesia.xml b/lib/mnesia/doc/src/mnesia.xml index 914ec77721..72e9bd7e8f 100644 --- a/lib/mnesia/doc/src/mnesia.xml +++ b/lib/mnesia/doc/src/mnesia.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -1204,7 +1204,11 @@ mnesia:create_table(person, <desc> <p>Performs a user initiated dump of the local log file. This is usually not necessary since Mnesia, by default, - manages this automatically.</p> + manages this automatically. + See configuration parameters + <seealso marker="#dump_log_time_threshold">dump_log_time_threshold</seealso> and + <seealso marker="#dump_log_write_threshold">dump_log_write_threshold</seealso>. + </p> </desc> </func> <func> @@ -2208,6 +2212,18 @@ mnesia:create_table(employee, </desc> </func> <func> + <name>sync_log() -> ok | {error, Reason} </name> + <fsummary>Perform a file sync of the local log file.</fsummary> + <desc> + <p>Ensures that the local transaction log file is synced to disk. + On a single node system data written to disk tables, since the last dump, + can be lost in case of a power outage. + See <seealso marker="#dump_log/0">dump_log/0</seealso>. + </p> + </desc> + </func> + + <func> <name>sync_transaction(Fun, [[, Args], Retries]) -> {aborted, Reason} | {atomic, ResultOfFun} </name> <fsummary>Synchronously execute a transaction.</fsummary> <desc> @@ -2445,7 +2461,7 @@ mnesia:create_table(employee, <name>table(Tab [,[Option]]) -> QueryHandle </name> <fsummary>Return a QLC query handle.</fsummary> <desc> - <p> <marker id="qlc_table"></marker> + <p><marker id="qlc_table"></marker> Returns a QLC (Query List Comprehension) query handle, see <seealso marker="stdlib:qlc">qlc(3)</seealso>.The module <c>qlc</c> implements a query language, it can use mnesia tables as sources of data. Calling @@ -3015,6 +3031,7 @@ raise(Name, Amount) -> performed on the original data file. The default is <c>true</c></p> </item> <item> + <marker id=" dump_log_write_threshold"></marker> <p><c>-mnesia dump_log_write_threshold Max</c>, where <c>Max</c> is an integer which specifies the maximum number of writes allowed to the transaction log before a new dump of the log @@ -3022,13 +3039,14 @@ raise(Name, Amount) -> </p> </item> <item> + <marker id=" dump_log_time_threshold"></marker> <p><c>-mnesia dump_log_time_threshold Max</c>, where <c>Max</c> is an integer which specifies the dump log interval in milliseconds. It defaults to 3 minutes. If a dump has not been performed within <c>dump_log_time_threshold</c> milliseconds, then a new dump is performed regardless of how many writes have been - performed. + performed. </p> </item> <item> |