Ejemplo n.º 1
0
 /// <summary>
 /// Resizes a currently open database. Windows 8: Only supports growing a database file.
 /// Windows 8.1: When <see cref="InstanceParameters.EnableShrinkDatabase"/> is set to
 /// <see cref="Win81.ShrinkDatabaseGrbit.On"/>, and if the
 /// file system supports Sparse Files, then space may be freed up in the middle of the
 /// file.
 /// </summary>
 /// <remarks>
 /// Many APIs return the logical size of the file, not how many bytes it takes up on disk.
 /// Win32's GetCompressedFileSize returns the correct on-disk size.
 /// <see cref="Api.JetGetDatabaseInfo(JET_SESID, JET_DBID, out int, JET_DbInfo)"/>
 /// returns the on-disk size when used with
 /// <see cref="Win81.Windows81DbInfo.FilesizeOnDisk"/>
 /// </remarks>
 /// <param name="sesid">The session to use.</param>
 /// <param name="dbid">The database to grow.</param>
 /// <param name="desiredPages">The desired size of the database, in pages.</param>
 /// <param name="actualPages">The size of the database, in pages, after the call. </param>
 /// <param name="grbit">Resize options.</param>
 public static void JetResizeDatabase(
     JET_SESID sesid,
     JET_DBID dbid,
     int desiredPages,
     out int actualPages,
     ResizeDatabaseGrbit grbit)
 {
     Api.Check(Api.Impl.JetResizeDatabase(sesid, dbid, desiredPages, out actualPages, grbit));
 }
Ejemplo n.º 2
0
 /// <summary>
 /// Resizes a currently open database.
 /// </summary>
 /// <param name="sesid">The session to use.</param>
 /// <param name="dbid">The database to grow.</param>
 /// <param name="desiredPages">The desired size of the database, in pages.</param>
 /// <param name="actualPages">The size of the database, in pages, after the call. </param>
 /// <param name="grbit">Resize options.</param>
 public static void JetResizeDatabase(
     JET_SESID sesid, 
     JET_DBID dbid, 
     int desiredPages, 
     out int actualPages,
     ResizeDatabaseGrbit grbit)
 {
     Api.Check(Api.Impl.JetResizeDatabase(sesid, dbid, desiredPages, out actualPages, grbit));
 }
Ejemplo n.º 3
0
 /// <summary>
 /// Resizes a currently open database.
 /// </summary>
 /// <param name="sesid">The session to use.</param>
 /// <param name="dbid">The database to grow.</param>
 /// <param name="desiredPages">The desired size of the database, in pages.</param>
 /// <param name="actualPages">The size of the database, in pages, after the call. </param>
 /// <param name="grbit">Resize options.</param>
 /// <returns>An error code.</returns>
 public int JetResizeDatabase(
     JET_SESID sesid, 
     JET_DBID dbid, 
     int desiredPages, 
     out int actualPages,
     ResizeDatabaseGrbit grbit)
 {
     TraceFunctionCall("JetResizeDatabase");
     this.CheckSupportsWindows8Features("JetResizeDatabase");
     CheckNotNegative(desiredPages, "desiredPages");
 
     uint actualPagesNative = 0;
     int err = Err(NativeMethods.JetResizeDatabase(
                 sesid.Value, dbid.Value, checked((uint)desiredPages), out actualPagesNative, (uint)grbit));
     actualPages = checked((int)actualPagesNative);
     return err;
 }
Ejemplo n.º 4
0
        /// <summary>
        /// Resizes a currently open database.
        /// </summary>
        /// <param name="sesid">The session to use.</param>
        /// <param name="dbid">The database to grow.</param>
        /// <param name="desiredPages">The desired size of the database, in pages.</param>
        /// <param name="actualPages">The size of the database, in pages, after the call. </param>
        /// <param name="grbit">Resize options.</param>
        /// <returns>An error code.</returns>
        public int JetResizeDatabase(
            JET_SESID sesid,
            JET_DBID dbid,
            int desiredPages,
            out int actualPages,
            ResizeDatabaseGrbit grbit)
        {
            TraceFunctionCall();
            this.CheckSupportsWindows8Features("JetResizeDatabase");
            CheckNotNegative(desiredPages, "desiredPages");

            uint actualPagesNative = 0;
            int  err = Err(NativeMethods.JetResizeDatabase(
                               sesid.Value, dbid.Value, checked ((uint)desiredPages), out actualPagesNative, (uint)grbit));

            actualPages = checked ((int)actualPagesNative);
            return(err);
        }