Restore From Log Backup: Time Is Not Accurate
Jun 17, 1999
I do hourly transaction log backups at 9,10, 11 etc...
When I restore from a 9:00 backup I clearly see changes that I made after 9:00 am!!!
I then noticed when I go to my scheduled backups that a 10 am backup was indeed done
but in the "restore from device" tab it says the last backup was at 9 am.
Apparently it is not showing the actual latest backup that was done. This explains why
when restoring from a 9am backup I am seeing changes after 9, because in reality
I am restoring from a 10 am backup!
Is this a bug? I am running on 6.5 sp 5a.
thanks in advance....Mary
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Apr 25, 2014
Sample Table
USE [Testing]
GO
/****** Object: Table [dbo].[Testing] Script Date: 4/25/2014 11:08:18 AM ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
[Code] ....
It seems to work fine with one million records.
Each primary key is unique, but the begindate is non-unique, and i guess even if i use datetime2 and add nanoseconds, from what i have read, there is a chance that i could have a duplicate datetime since the date is imported via XML from multiple sources.
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Nov 23, 2015
SQL Server 2008 R2
I don't see a "general discussion" thread and this is the closest i think.
I just have a general question: if my backup window is from 8am to 10am, and i do a restore within that backup window, what will happen? assuming we're talking only of a single database, ACME.
I'm comparing because with Oracle RMAN, it pukes when i do a restore while the backup is going on. it would complain of unable to find some archive logs.
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Oct 27, 2007
Greetings, All -
Is it possible to restore to a point in time without a preexisting full backup? The situation is this:
I have a table in the DB from which an unknown number of records were accidentally deleted. The table in questio has about 2 million records; the user ran a query to delete all records from the table by accident, and cancelled the query after about 3 seconds.
The DB recovery mode is full, so I should be able to do a point in time restore to go back to just before the deletion, but unfortunately, the DB has never been backed up, so I have no backup to work from.
The DB has not been used since the incident, and is otherwise operational, but I need to recover these records if at all possible. All the instructions I've seen for this involve restoring from a full backup first, then restoring the log backup second. Is there any way for me to accomplish the same task?
Mark Faulcon
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Jul 23, 2005
Database is OK. I just need to roll back all the transactions until certainpoint in time. How to do it?
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Feb 25, 2015
We have a 1TB Database. Our backup strategy looks like this.
Weekly Full backups - Saturday 10pm. (Takes anywhere between 5 - 9 hours)
twice Nightly Diffs (8:30p and 2:30am - Mid week this takes roughly 1.5 hours)
Hourly Log backups starting at 4:00am until 11pm.
I have an issue where I need to restore to 3:00 today. If my (2:30a)Diff is still running at that recovery point.
I am getting an error when trying to restore Full/2:30a Diff/4a Log with a stopat 3:00a.
Error telling me my log backup is incorrectly formed.
Can I, in fact, restore to this point at all? Do I need to go back to my previous Diff (8:30p) and restore the logs, if so, which ones?
My nighttime Diff ran from 8:30 - 10p.
I have logs at 9p, 10p, 11p, 4a
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Jun 25, 2015
I am looking for a SQL Backup/Restore tools which can restore multiple environments. Here is high level requirements.
1. We have 4 DBs, range from 1 TB - 1.5 TB Each Database. When we restore to QA, DEV, or Staging, we usually restore 4 of them.
2. I am looking for the speed to complete restoring between 1 - 2 hours for 4 DBs.
I am evaluating the Dephix Software but the setup is very complex and its given us a lot of issues with Windows Authentions, and failure in the middle of the backup. I used Guess Software many years ago but can't find it on the web site any more. Speed is very important for us mean complete restoring as fast as possible. We are on SQL 2012 and SQL 2008 R2.We are currently using NETAPP Technology and I have Redgate Backup Tool but I am mainly looking for fast Restore Process.
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Aug 3, 2015
Need to restore database,here's the scenario:
Data got deleted on Friday evening, need to have database restored to FRiday afternoon and also some data has been entered on Monday, which needs to be there.
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Apr 1, 2008
I should restore a SQL Server 2005 Database from backup. The backup contains three files, named user.bak0, user.bak1 and user.bak2.
How is the syntax of the restore filelistonly and the restore database ... ?
I usualy write
restore filelistonly from disk = 'path and filenam.bak'
restore database. zy
from disk = 'path and filename.bak'
with replace,
move.....
move....
This works but I cannot use it with a splitted backup file. The files are much too big to put together to one file.
Thanks in advance for any help.
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Oct 17, 2006
I have a full backup and several diff backup,now i want to restore
firstly,I restore full backup
RESTORE DATABASE ***
FROM DISK = 'D:databackup200610140000.bak'
WITH NORECOVERY
GO
it's working,then i don;'t know how to continue
Thanks in advance
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Oct 14, 2007
I neglected to backup the transaction log as part of the process of backing up the database. Now i only have the backup file for the database and no transaction log backup. When i try to do a restore on the database, i get the error on a "tail log missing" message (which i'm assuming is that it's looking for the t-log backup?).
Is it possible to restore or even restore to a new database? I'm only looking to retreive data from 2 tables within the backup file.
Thanks!
SQL Server 2005 on Windows 2003 Server x64.
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Jun 25, 2015
I am reading about the RESTORE command to a point in time using logs, I would like to know the minimum point in time recovery for a backup image using T-SQL command before applying a log restore and what are the log ranges needed for the restore during restore.
 My Version 2008 R2
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Sep 26, 2006
According to MS, GetLocalTime() (in C++) is only accurate to approx asecond,even though it reports milliseconds, and calling it twice and computingtheinterval can on occasion lead to a negative interval.Is T-SQL's GetDate() more accurate than that, or at leastnon-decreasing?Thanks,Jim
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Mar 20, 2006
Hello,
I'm just trying out this new try-catch stuff in sql server 2005....
Using the example from the help, "Using TRY... CATCH in Transact-SQL" , it shows how things are done in the adventure works database.. loggin the error to the errorlog table and all that... looks great.. but I notice that when I implement this code in my project.. and tested by putting in a line that causes a divide by zero error... that the line number reported by error_line is acutally not the line at which the divide by zero code resides....
Any suggestions as to what would put the error_line out of whack? I have comments and some string literals in the code..would they be throwing it?
Thanks
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Apr 24, 2006
Hi, how can i get a accurate division in tsql - is there some way of casting?
Problem is simple, "SELECT 3 / 2" is "1" - what can i do to get 1.5 as result?
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Aug 21, 2012
SELECT
ts.[EmployeeId]
,p.[FirstName]
,p.[LastName]
[Code].....
This query should show people that have worked under 4 days but it displays the full database including all the people with 4 or more entries.
It works if the [StartedAt] and [HoursWorked] Fields are not included but I need these fields included.
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May 16, 2006
I am newish to databases and would appreciate some
advise. I think I have a solution to my
problem but it is going to take me a lot of time to get it running. If there is a better way of doing it I would
like to know.
I have a table :-
“eventDates� with
columns (id, date, eventID,
eventCount)
The id auto increments as a Primary Key.
date holds the date of the
event.
EventID references another
table with info about the events
Up to 9 eventIDs can be added
for each date and I want eventCount to hold an integer (1 to 9) to allow me to “pivot�
the data to the table below
“results� with columns (date,
eventCount1, eventCount2 …..eventCount9) so each row will hold a date and non
to nine eventIDs occurring on that date.
Is there an easy way to keep eventCount accurate or do I
just have to write a lot of code? I
will need to be able to remove events as well as add them. I will use a mixture of stored procedures
and VB.Net I guess?
Many thanks for any advice.
Mike
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Aug 27, 2007
Does anyone lese get the same results that I do?
tblTest has an id field and a testName field....table has 2 records:
1 kevin test 1
2 kevin test 3
SELECT *
FROM tblTest t
INNER JOIN CONTAINSTABLE(tblTest,*,'"kevin test 1"') as A ON t.id = A.[KEY]
Result is both records returned, but since the search is in quotes as an exact phrase, should not just the first record be returned?
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May 17, 2006
I had to replace my hard drive which was going bad. I reinstalled Sql 2005 and now need to restore the backup that I have. I selected Restore Database and chose From Device, and selected the backup location on J: drive and selected the backup file which has no extenstion. I checked the checkbox next to the backup set to restore. Click OK and then I get this error message:
Restore failed for Server
System.Data.SqlClient.SqlError: Directory lookup for the file "C:Program FilesMicrosoft SQL ServerMSSQLdataMyDB_Data.MDF" failed with the operating system error 3(The system cannot find the path specified.). (Microsoft.SqlServer.Smo)
I don't know why it is looking for a MDF file as this was never in the Backup folder. Can someone please help me on this? I thought I was doing the right thing making a backup all along and now I can't restore it!
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Dec 17, 2001
Is it possisable to restore from tape when the backup was taken from a
different server. ServerA has the tape drive which performs the backups
to tape, but ServerB which is under a different domain wants to restore ServerA database on ServerB, both databases on the two servers are the same
is it possiable to restore a database on ServerB using ServerA file?
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May 7, 2001
hello all !!
I suffered a crash on one of my disks on a server runing MS-sql 7.0,and found out my backupexec dosnt really restore a runing version of my database.
which solution would you recomend ,taking in acount i may have a copy of the database on another computer,which files i can restore?
thanks
yochai lam
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May 24, 2001
Hi I am operating my databases under "trunc log on checkpoint" mode as I do not need point of failure recoverability.I was performing a recovery test using a backup which resulted in it being unsuccessful .Error Message received was
"Recovery has failed because a nonlogged operation could not be redone.Use the RESTORE statement to restore all data in filegroup PRIMARY to a pt beyond the nonlogged changes"
Isnt sql*server supposed to prevent a non-logged operation while a backup is in progress?Also how do i prevent such a situation from recurring.
If i switch to single user mode before a backup how do i prevent exisiting users from accessing ... without bouncing my sql*server?
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Sep 25, 2001
Hi Everyone,
I did a restore of database the user the original database is admin where it says the user is dbo.
After i did the restore i was able to add admin as user and dbowner but when i tried to change the user it said the user already exists.
How do i create the same..enviroment as or the original system with users..i saw a problem i i drop the user and them recreate it then it cannot find the object or the object which are owned by it are lost..could any one help me with this ...so as how to and what do i need to keep track of while restoring the database and configure the server back with same user names and permissions.
Thanks.
Kavitha
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Sep 15, 2000
Hi,
I have two databases on two different SQL Servers,our application is updating these two databases simultaniously.So every time these two databases will be in synchronized state.
Now i want to schedule backup for these two Databases.How can i take backup of these two databases at single point of time.
so that if i restore these two backups on corresponding servers,There should not be any conflicts.
Any suggetions please....
Ananth
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Sep 6, 2000
How can I backup and restore a database from one server to another. I am new in this business. I need your help please!!!
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Jan 29, 2001
I'm trying to backup a database to remote server first i did add a device using USE master
EXEC sp_addumpdevice 'disk', 'NetworkDevice', 'cabaanpubs.bak'
then
BACKUP DATABASE pubs TO NetworkDevice
it gives me an error saying
Server: Msg 3201, Level 16, State 1, Line 1
Cannot open backup device 'NetworkDevice'. Device error or device off-line. See the SQL Server error log for more details.
Server: Msg 3013, Level 16, State 1, Line 1
Backup or restore operation terminating abnormally.
I don't really understand what's goin.
basically i need to synchronize my production database so what am i planning is to take a full backup on that server everynight and then restore it back.
Can some one guide me to take a backup as well as restore on the remoteserver with syntax and what does it mean to add a device...i could not understand.
Is there any other process that's much faster to implement.
i appriciate your support and help .
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Aug 30, 2000
Whenever I restore a backup on sqlserver 7.0 and create a new database from it, I always end up having problems with the users existing in the backup.
To enable those users to have access, I end up creating logins with those names and when I try granting those users Database access, I get the error message that the user already exists in the database.
Could some one tell me the right way to restore the backup and having all the users of the database also restored in the proper manner.
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Dec 13, 1999
WE are using sqlserver 7.0 & backing full database using Seagate backup ver 7.2 on a tape drive.
I have following questions if anybody could help
1]How do I restore a single table backup from the tape backup without restoring the full database first on the disk & then running import/export
utility to transfer/ copy that particular table to production database.
Is there any third party backup utility which allows for a single / selected table restore?
2]What are the steps or if anybody has the script for tansfering logins/users
with permisssions & without deencrypting the passwords when transfering from one server to another server.
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Nov 26, 2006
Hi there,
I am new to administration. i would like to create a development environment out of production database.
for this i have to backup the production database on a regular basis. then use this backup and restore it to a database on different. i can do this task, but i want to automate this task to do it on regular basis.
i would like to schedule my backup time. and immediately after backup i want to restore it to the database on other server, over writing existing data. what is the best way to do this???
thanks,
kishore
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Apr 20, 1999
I have a question related to SQL 6.5. We have a SMS 1.2 server which uses SQL 6.5. Two months ago, one of the NT admins did a NT backup of SMS database(sms.db) and then formatted the HD. Now, we need the SMS server back again. We installed the NT server, SMS server snd SQL server on that machine. The problem is, we now want the SQL server to recognize our SMS database (SMS.db file). We don't have any SQL backup of any database (that means, no copy of master database, no copy of other databases. IS THERE A WAY TO RECOVER SO THAT SQL SERVER RECPGNIZE THE SMS DATABASE(SMS.DB FILE)
Please help me out.
I would really appreciate that
Jazib Frahim
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Sep 21, 2006
Does some one know how to back up a dts and then restore from a backup?
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Feb 2, 2004
I have a database xxxx on server a, I want to copy this DB to server b.How can I do this By back and restore.
WHere can take this back up?I want to take this to a personal folder and wanted to restore to server b from this folder.Is it possible?
Thanks.
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Apr 11, 2008
Hi all.,
How to take Backup for whole database and how to restore it.,
which would be the efficient way.,
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