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Commit 859db08

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Add standby mode to sp_DatabaseRestore.sql
1 parent 77b40c3 commit 859db08

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1 file changed

+43
-55
lines changed

1 file changed

+43
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‎sp_DatabaseRestore.sql‎

Lines changed: 43 additions & 55 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
IF OBJECT_ID('dbo.sp_DatabaseRestore') IS NULL
2-
EXEC ('CREATE PROCEDURE dbo.sp_DatabaseRestore AS RETURN 0;');
2+
EXEC ('CREATE PROCEDURE dbo.sp_DatabaseRestore AS RETURN 0;');
33
GO
44

55
ALTER PROCEDURE [dbo].[sp_DatabaseRestore]
@@ -15,8 +15,9 @@ ALTER PROCEDURE [dbo].[sp_DatabaseRestore]
1515
@RunCheckDB BIT = 0,
1616
@RestoreDiff BIT = 0,
1717
@ContinueLogs BIT = 0,
18+
@StandbyMode BIT = 0,
19+
@StandbyUndoPath NVARCHAR(MAX) = NULL,
1820
@RunRecovery BIT = 0,
19-
@ForceSimpleRecovery BIT = 0,
2021
@StopAt NVARCHAR(14) = NULL,
2122
@OnlyLogsAfter NVARCHAR(14) = NULL,
2223
@Debug INT = 0,
@@ -27,8 +28,8 @@ SET NOCOUNT ON;
2728

2829
/*Versioning details*/
2930
DECLARE @Version NVARCHAR(30);
30-
SET @Version = '5.9.5';
31-
SET @VersionDate = '20171115';
31+
SET @Version = '5.8';
32+
SET @VersionDate = '20171001';
3233

3334

3435
IF @Help = 1
@@ -136,6 +137,16 @@ IF @Help = 1
136137
@TestRestore = 1,
137138
@RunCheckDB = 1,
138139
@Debug = 0;
140+
141+
EXEC dbo.sp_DatabaseRestore
142+
@Database = ''LogShipMe'',
143+
@BackupPathFull = ''\\StorageServer\LogShipMe\FULL\'',
144+
@BackupPathLog = ''\\StorageServer\LogShipMe\LOG\'',
145+
@StandbyMode = 1,
146+
@StandbyUndoPath = ''D:\Data\'',
147+
@ContinueLogs = 1,
148+
@RunRecovery = 0,
149+
@Debug = 0;
139150
140151
--This example will restore the latest differential backup, and stop transaction logs at the specified date time. It will also only print the commands.
141152
EXEC dbo.sp_DatabaseRestore
@@ -192,7 +203,8 @@ DECLARE @cmd NVARCHAR(4000) = N'', --Holds xp_cmdshell command
192203
@FullLastLSN NUMERIC(25, 0), --LSN for full
193204
@DiffLastLSN NUMERIC(25, 0), --LSN for diff
194205
@HeadersSQL AS NVARCHAR(4000) = N'', --Dynamic insert into #Headers table (deals with varying results from RESTORE FILELISTONLY across different versions)
195-
@MoveOption AS NVARCHAR(MAX)= N'', --If you need to move restored files to a different directory
206+
@MoveOption AS NVARCHAR(MAX) = N'', --If you need to move restored files to a different directory
207+
@LogRecoveryOption AS NVARCHAR(MAX) = N'', --Holds the option to cause logs to be restored in standby mode or with no recovery
196208
@DatabaseLastLSN NUMERIC(25, 0), --redo_start_lsn of the current database
197209
@i TINYINT = 1, --Maintains loop to continue logs
198210
@LogFirstLSN NUMERIC(25, 0), --Holds first LSN in log backup headers
@@ -327,29 +339,25 @@ IF (SELECT RIGHT(@BackupPathLog, 1)) <> '\' --Has to end in a '\'
327339
END;
328340

329341
/*Move Data File*/
330-
IF NULLIF(@MoveDataDrive, '') IS NULL
331-
BEGIN
332-
RAISERROR('Getting default data drive for @MoveDataDrive', 0, 1) WITH NOWAIT;
333-
SET @MoveDataDrive = CAST(SERVERPROPERTY('InstanceDefaultDataPath') AS nvarchar(260));
334-
END;
335342
IF (SELECT RIGHT(@MoveDataDrive, 1)) <> '\' --Has to end in a '\'
336343
BEGIN
337344
RAISERROR('Fixing @MoveDataDrive to add a "\"', 0, 1) WITH NOWAIT;
338345
SET @MoveDataDrive += N'\';
339346
END;
340347

341348
/*Move Log File*/
342-
IF NULLIF(@MoveLogDrive, '') IS NULL
343-
BEGIN
344-
RAISERROR('Getting default log drive for @@MoveLogDrive', 0, 1) WITH NOWAIT;
345-
SET @MoveLogDrive = CAST(SERVERPROPERTY('InstanceDefaultLogPath') AS nvarchar(260));
346-
END;
347349
IF (SELECT RIGHT(@MoveLogDrive, 1)) <> '\' --Has to end in a '\'
348350
BEGIN
349351
RAISERROR('Fixing @MoveDataDrive to add a "\"', 0, 1) WITH NOWAIT;
350352
SET @MoveLogDrive += N'\';
351353
END;
352354

355+
/*Standby Undo File*/
356+
IF (SELECT RIGHT(@StandbyUndoPath, 1)) <> '\' --Has to end in a '\'
357+
BEGIN
358+
RAISERROR('Fixing @StandbyUndoPath to add a "\"', 0, 1) WITH NOWAIT;
359+
SET @StandbyUndoPath += N'\';
360+
END;
353361

354362

355363
IF @RestoreDatabaseName IS NULL
@@ -424,28 +432,14 @@ EXEC master.sys.xp_cmdshell @cmd;
424432

425433
END
426434

427-
IF (
428-
SELECT COUNT(*)
429-
FROM @FileList AS fl
430-
WHERE fl.BackupFile = 'The user name or password is incorrect.'
431-
) = 1
432-
433-
BEGIN
434-
435-
RAISERROR('Incorrect user name or password for %s', 16, 1, @BackupPathFull) WITH NOWAIT;
436-
437-
END;
438-
439435
/*End folder sanity check*/
440436

441437
-- Find latest full backup
442438
SELECT @LastFullBackup = MAX(BackupFile)
443439
FROM @FileList
444440
WHERE BackupFile LIKE N'%.bak'
445441
AND
446-
BackupFile LIKE N'%' + @Database + N'%'
447-
AND
448-
(@StopAt IS NULL OR REPLACE(LEFT(RIGHT(BackupFile, 19), 15),'_','') <= @StopAt);
442+
BackupFile LIKE N'%' + @Database + N'%';
449443

450444
IF @Debug = 1
451445
BEGIN
@@ -470,7 +464,7 @@ SET @FileListParamSQL += N')' + NCHAR(13) + NCHAR(10);
470464
SET @FileListParamSQL += N'EXEC (''RESTORE FILELISTONLY FROM DISK=''''{Path}'''''')';
471465

472466
SET @sql = REPLACE(@FileListParamSQL, N'{Path}', @BackupPathFull + @LastFullBackup);
473-
467+
474468
IF @Debug = 1
475469
BEGIN
476470
IF @sql IS NULL PRINT '@sql is NULL for INSERT to #FileListParameters: @BackupPathFull + @LastFullBackup';
@@ -521,7 +515,7 @@ IF @MoveFiles = 1
521515
ELSE REPLACE(REVERSE(LEFT(REVERSE(PhysicalName), CHARINDEX('\', REVERSE(PhysicalName), 1) -1)), @Database, SUBSTRING(@RestoreDatabaseName, 2, LEN(@RestoreDatabaseName) -2)) + ''''
522516
END AS logicalcmds
523517
FROM #FileListParameters)
524-
518+
525519
SELECT @MoveOption = @MoveOption + Files.logicalcmds
526520
FROM Files;
527521

@@ -536,13 +530,13 @@ IF @ContinueLogs = 0
536530
RAISERROR('@ContinueLogs set to 0', 0, 1) WITH NOWAIT;
537531

538532
SET @sql = N'RESTORE DATABASE ' + @RestoreDatabaseName + N' FROM DISK = ''' + @BackupPathFull + @LastFullBackup + N''' WITH NORECOVERY, REPLACE' + @MoveOption + NCHAR(13);
539-
533+
540534
IF @Debug = 1
541535
BEGIN
542536
IF @sql IS NULL PRINT '@sql is NULL for RESTORE DATABASE: @BackupPathFull, @LastFullBackup, @MoveOption';
543537
PRINT @sql;
544538
END;
545-
539+
546540
IF @Debug IN (0, 1)
547541
EXECUTE @sql = [dbo].[CommandExecute] @Command = @sql, @CommandType = 'RESTORE DATABASE', @Mode = 1, @DatabaseName = @Database, @LogToTable = 'Y', @Execute = 'Y';
548542

@@ -663,9 +657,7 @@ SELECT @LastDiffBackup = MAX(BackupFile)
663657
FROM @FileList
664658
WHERE BackupFile LIKE N'%.bak'
665659
AND
666-
BackupFile LIKE N'%' + @Database + '%'
667-
AND
668-
(@StopAt IS NULL OR REPLACE(LEFT(RIGHT(BackupFile, 19), 15),'_','') <= @StopAt);
660+
BackupFile LIKE N'%' + @Database + '%';
669661

670662
--set the @BackupDateTime so that it can be used for comparisons
671663
SET @BackupDateTime = REPLACE(@BackupDateTime, '_', '');
@@ -682,7 +674,6 @@ IF @RestoreDiff = 1 AND @BackupDateTime < @LastDiffBackupDateTime
682674
PRINT @sql;
683675
END;
684676

685-
686677
IF @Debug IN (0, 1)
687678
EXECUTE @sql = [dbo].[CommandExecute] @Command = @sql, @CommandType = 'RESTORE DATABASE', @Mode = 1, @DatabaseName = @Database, @LogToTable = 'Y', @Execute = 'Y';
688679

@@ -841,6 +832,18 @@ IF (@StopAt IS NOT NULL AND @OnlyLogsAfter IS NULL)
841832
OPEN BackupFiles;
842833
END;
843834

835+
IF (@StandbyMode = 1)
836+
BEGIN
837+
IF (@StandbyUndoPath IS NULL)
838+
RAISERROR('The file path of the undo file for standby mode was not specified. Logs will not be restored in standby mode.', 0, 1) WITH NOWAIT;
839+
ELSE
840+
SET @LogRecoveryOption = N'STANDBY = ''' + @StandbyUndoPath + @Database + 'Undo.ldf''';
841+
END;
842+
843+
IF (@LogRecoveryOption = N'')
844+
BEGIN
845+
SET @LogRecoveryOption = N'NORECOVERY';
846+
END;
844847

845848
-- Loop through all the files for the database
846849
FETCH NEXT FROM BackupFiles INTO @BackupFile;
@@ -887,7 +890,7 @@ FETCH NEXT FROM BackupFiles INTO @BackupFile;
887890

888891
RAISERROR('@i set to 2, restoring logs', 0, 1) WITH NOWAIT;
889892

890-
SET @sql = N'RESTORE LOG ' + @RestoreDatabaseName + N' FROM DISK = ''' + @BackupPathLog + @BackupFile + N''' WITH NORECOVERY' + NCHAR(13);
893+
SET @sql = N'RESTORE LOG ' + @RestoreDatabaseName + N' FROM DISK = ''' + @BackupPathLog + @BackupFile + N''' WITH '+ @LogRecoveryOption + NCHAR(13);
891894

892895
IF @Debug = 1
893896
BEGIN
@@ -928,21 +931,7 @@ IF @RunRecovery = 1
928931
IF @Debug IN (0, 1)
929932
EXECUTE sp_executesql @sql;
930933
END;
931-
932-
-- ensure simple recovery model
933-
IF @ForceSimpleRecovery = 1
934-
BEGIN
935-
SET @sql = N'ALTER DATABASE ' + @RestoreDatabaseName + N' SET RECOVERY SIMPLE' + NCHAR(13);
936-
937-
IF @Debug = 1
938-
BEGIN
939-
IF @sql IS NULL PRINT '@sql is NULL for SET RECOVERY SIMPLE: @RestoreDatabaseName';
940-
PRINT @sql;
941-
END;
942-
943-
IF @Debug IN (0, 1)
944-
EXECUTE sp_executesql @sql;
945-
END;
934+
946935

947936
--Run checkdb against this database
948937
IF @RunCheckDB = 1
@@ -975,4 +964,3 @@ IF @TestRestore = 1
975964

976965
END;
977966

978-
GO

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