Documentation stubs for sqlite3_wal_autocheckpoint and sqlite3_wal_checkpoint.

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-D 2010-05-03T18:22:53
+C Documentation\sstubs\sfor\ssqlite3_wal_autocheckpoint\sand\ssqlite3_wal_checkpoint.
+D 2010-05-03T18:51:42
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src/sqlite.h.in

@@ -5796,11 +5796,29 @@ void *sqlite3_wal_hook(
 
 /*
 ** CAPI3REF: Configure an auto-checkpoint
+**
+** The [sqlite3_wal_autocheckpoint(D,N)] is a wrapper around
+** [sqlite3_wal_hook()] that causes any database on [database connection] D
+** to automatically checkpoint
+** after committing a transaction if there are N or
+** more frames in the write-ahead-log file.  Passing zero or 
+** a negative value as the nFrame parameter disables automatic
+** checkpoints entirely.
+**
+** The callback registered by this function replaces any existing callback
+** registered using [sqlite3_wal_hook()]. Likewise, registering a callback
+** using [sqlite3_wal_hook()] disables the automatic checkpoint mechanism
+** configured by this function.
 */
 int sqlite3_wal_autocheckpoint(sqlite3 *db, int N);
 
 /*
 ** CAPI3REF: Checkpoint a database
+**
+** The [sqlite3_wal_checkpoint(D,X)] interface causes database named X
+** on [database connection] D to be checkpointed.  If X is NULL or an
+** empty string, then a checkpoint is run on all databases of
+** connection D.
 */
 int sqlite3_wal_checkpoint(sqlite3 *db, const char *zDb);