Pretty much the worst thing you could do to a SQL Server database. In short: It sacrifices performance to gain space.

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28
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5answers
46k views

How do I shrink all files quickly for all databases?

In SQL Server (2008 in this case) how can I quickly shrink all the files, both log and data, for all databases on an instance? I could go through SSMS and right click each and choose Tasks -> Shrink, ...
27
votes
5answers
31k views

When is it OK to shrink a Database?

I know shrink is the devil: It reverses page order and is responsible for skin cancer, data fragmentation, and global warming. The list goes on... That being said, say I have a 100 GB database and I ...
18
votes
3answers
3k views

I Need to Shrink My Database - I just freed a lot of space

This question is asked in various forms here but the question boils down to: I know shrinking a database is risky. In this case, I've removed so much data and I'll never use it again. How can I ...
12
votes
4answers
798 views

Claiming disk space after removing table field

I am running sql 2008 r2 and the db was working fine and fast for last 3 years untill about 3 months ago we added ntext field on very active and used table. Now we are starting to get out of server ...
10
votes
6answers
45k views

Shrinking the log file does not reduce size

I have a database which had mdf size of 350 MB and ldf size 4.9 GB When i try to shrink the log file it's not shrinking. I know shrinking a database is not good and it should not be done. But still i ...
8
votes
1answer
39k views

Best practice to shrink Tempdb in a production environment

What is best practice to use when shrinking Temporary db in SQL Server 2008? Is it risky to use the following? use tempdb GO DBCC FREEPROCCACHE -- clean cache DBCC DROPCLEANBUFFERS -- clean buffers ...
7
votes
3answers
4k views

Will the transaction log shrink automagically in SQL Server?

When SQL Server database in a SIMPLE mode, you don't have to care about the transaction log bakcups. But in a SIMPLE mode, the transaction log seems to grow as it does in FULL mode. Does is truncate ...
7
votes
3answers
3k views

How should I best handle a rapidly growing database?

I have a database that I need to maintain. Sadly, the setup and use of that database I can't change, much (thanks to some internal politics). It's running on SQL Server 2008r2. Its only been live ...
7
votes
2answers
7k views

SQL Server 2008 log files have minimum sizes, what gives and how do I make them smaller?

Ok, to start with, I screwed up when I created the databases, using a create script roughly like so: (artificial linebreaks and names/paths for wrapping purposes) CREATE DATABASE [EXAMPLE] ON ...
7
votes
2answers
7k views

Database size - MDF too large?

I'm maintaining a SQL Server 2005 database which hosts approximately 2.9Tb of data (2 x 1.45Tb - I have a RAW schema and an ANALYSIS schema so basically two copies of the data ingested). The recovery ...
7
votes
5answers
22k views

SQL Server Database Not Shrinking [duplicate]

I have an SQL Database with a lot of unused space. However when I run Tasks | Shrink | Database And Tasks | Shrink | Files from Management studio it isn't freeing up any space. Unfortunately the ...
6
votes
3answers
1k views

Get MS SQL Server to release disk space

A poorly managed database table has grown to be enormous. 48+gigs of orphan records. I am trying to clean it up and put my dangerously full hard drive back to a normal state. I will be deleting approx ...
6
votes
1answer
13k views

Shrink Transaction Log While Using AlwaysOn Availability Group

We are using AlwaysOn Availability Group feature of SQL Server 2012. Regular full database backups and transaction log backups are done every day on the secondary database. I have read here doing the ...
6
votes
1answer
3k views

SHRINKFILE best practices and experience [duplicate]

Preamble: In general it's a big no-no, but believe me that are rare cases when space is really needed. For example Express Edition is limited to 10GB. Imagine that you discovered that with a data type ...
6
votes
4answers
838 views

shrink after archiving, is this that bad too?

I have a database which grow to 20 GB, after archiving some data, the real size of tables is just 5GB. Backup script does save a copy of the backup to a different location. Moving 20GB or 5Gb does ...
6
votes
3answers
303 views

Everyone warns against shrinking a database, but will it work in my case? 1 GB db with tables removed now 100 MB

Everyone is warning against shrinking a database, e.g. SQLAuthority But will it be a valid option in my case? The database was originally more than 1 GB, but with a table removed from it (moved to ...
5
votes
3answers
226 views

Shrinking database which is not having any insert/update

We have a process of archiving wherein we take the backup of current database and restore it as xxx archive database. Now this database contains previous data and will not have any ...
5
votes
4answers
9k views

DBCC SHRINKFILE works with file_id but not with logical name

I am trying to shrink a database file but am running into errors. Using the file_id from sys.database_files works, but using the logical file name yields an error. The logical file name is the same ...
5
votes
1answer
1k views

Mitigate negative effects of shrinking

Closely related to this question from a few weeks ago, but the answers didn't discuss how to do the dirty deed. Here's the situation: We now 15 GB data in a database, but a logging bug in an ...
5
votes
2answers
177 views

Shrink or no Shrink dilemma

I have databases that I am tasked to move two databases DBName1 and DBName2 to SSD and I only have limited space on the SSD to fit these databases.I do not want to shrink log or data files for the ...
5
votes
4answers
1k views

Shrink database is not shrinking as much as expected on a 1.5 TB database.

I'm working in an Enterprise system with a 1.5 terabyte database that is on a single filegroup, with the log in Simple Recovery Mode. Since we have many teams working on different projects in ...
5
votes
2answers
130 views

Catch event of auto_shrink in SQL Server Log? [duplicate]

I am aware of the disadvantages of AUTO_SHRINK being configured on SQL Server databases. Recently, in a new environment, I discovered several production servers with the Auto Shrink option turned on. ...
4
votes
2answers
1k views

Database defragmentation and autogrowth settings

We do have some maintenance plan for our SQL Server 2008 r2 express. Every month we do de-fragmentation of the database if any table has page count more than 50 for any table and average fragmentation ...
4
votes
1answer
886 views

Compressions vs shrinking a database

Is compression and shrinking a database in SQL Server same? If I compress a table, will it decrease query performance and DML?
4
votes
2answers
8k views

Set simple recovery mode and shrink log files for all user created databases

I hope you can point me in the right direction. I'm not a frequent user of T-SQL, but I did some googleing, and found the script below. I corrected the script a bit. I want the script to: To select ...
4
votes
2answers
358 views

if database is not shrinked does it affect backup size?

Ok my question is simple. Lets say that when i click database and hover over shrink it says it can be reduced 1 GB space. Now when i do a backup of this database, does this space also getting added ...
4
votes
1answer
1k views

Truncate log file mirrored database

In SQL Server 2008, I have a mirrored database with a log file that has increased to 80GB, which is not normal and I have serious problem. I would like to decrease the log file size by truncating it. ...
4
votes
2answers
4k views

TempDB will not shrink. No Open Transactions

I have a TempDB on SQL 2008 that has gotten very large (>40gb) and I want to shrink it down. I have used the dbcc shrinkdatabase, dbcc shrinkfile and the shrink command through Management Studio. I ...
4
votes
1answer
11k views

TempDB data files don't shrink well on SQL 2008

So ideally you want to pre-size your TempDB data and log files appropriately so that this isn't a concern, but sometimes a rogue developer runs a crazy huge query on a production server during work ...
4
votes
1answer
2k views

Shrinking large DB file not working

I have a 5 TB database file (don't ask why) that I am cleaning up. I was already able to free over a TB and I will probably end up at 2.5 TB. All best-practice advice aside, I need to now shrink this ...
4
votes
2answers
6k views

Shrinking the SYSTEM tablespace in Oracle

Our SYSTEM tablespace grew out of control because of the SYS.AUD$ table. We have truncated SYS.AUD$ but the datafile is still very big (~30G). Resize doesn't work because the file contains used data ...
3
votes
5answers
15k views

Is it possible to shrink an .MDF file on a drive with low free space?

Is there a way to shrink mdf file of database in SQL Server 2008 without using additional space? Total space in hard disk is 136 GB, the .MDF file size is 124 GB, and the log file size is 2 GB. I ...
3
votes
3answers
6k views

Shrink the database only up to its initial size which is set after creating database

In SQL server every database has a property Initial Size (MB) which can be seen in properties of database in SSMS. By default it will be 3 MB for mdf and 1 MB for ldf file. So now if create a new ...
3
votes
1answer
90 views

Shrinking Databases in a maintenance plan [duplicate]

Everything I've heard (including from Microsoft) says you should never shrink a database. Yet a software vendor (Symantec) is telling us to do DBCC SHRINKFILE on the SQL 2012 databases and logs ...
3
votes
2answers
2k views

How to minimize log operations in SQL Server to avoid “log full” error

I have a database in production which constantly get log file filled, its a data warehouse and have many jobs/queries running for obvious. Below is the error which I am getting Msg 9002, Level 17, ...
3
votes
2answers
601 views

Autogrowth, shrink and database performance

I have already asked some questions about Autogrowth and shrink. But I have some doubts related to it. 1)I have a database which grows about 300 MB every month. So is it best to set Autogrowth of 300 ...
3
votes
1answer
434 views

Shrinking log file

Some of the sql log files (idf) are hugh like 5gb. Found a article (http://extended64.com/blogs/rhoffman/archive/2009/06/11/shrink-sql-server-2008-database-log-file-script.aspx) but not sure why he ...
3
votes
2answers
1k views

Shrinking SQL Server 2000 database

I apologize for the long question. I am trying to learn a lot on the fly as I have become the defacto SQL Admin. I have been tasked with moving a production database to a new server. My goal is to ...
3
votes
3answers
458 views

Shrink database after removing extra data [duplicate]

We have a need to fit a database in 4GB in order to use SQL Server Express Edition. I started from a 7GB database, and found a lot of unneeded records, and deleted them. After shrinking, the database ...
2
votes
4answers
167 views

When should I use the shrink option

I have seen a lot of blogs stating that shrinking is not a good habit as it will reduce the performance of the system. I agree with all those things it will lead to side effects like fragmentation, ...
2
votes
3answers
5k views

How to do a one-time log shrink on a database with transactional replication

I have inherited a 10 GB database with an 80 GB log [only 3% in use according to DBCC SQLPERF(logspace)]. It seems safe to assume the extreme log growth was due to problems from long before I was ...
2
votes
2answers
285 views

Large number of VLF and shrinking the log

If there are lot number of VLF then it will effect the performance of the queries. I saw that solution is to shrink the log file. But shrinking the file is also bad. So how to take control of whole ...
2
votes
3answers
697 views

Should I shrink my database?

I have a 1.2Tb SQL Server 2008 R2 database which is more than 50% empty, because I migrated a lot of functionality to PostgreSql. The database is still in use, and still somewhat growing, but I do not ...
2
votes
2answers
288 views

Should I shrink this SQL Server data file?

I have read many articles describing how shrinking data files causes terrible things to happen floods, famine, fragmentation, and general mayhem. Here is the cliff notes of my situation: SSAS ...
2
votes
1answer
302 views

Shrinking old partitions

I have a large partitioned time series table where each partition is stored in it's own file. Since it's time series based partitioning divided by week and I'm only storing data that is new I have ...
2
votes
2answers
113 views

SQL Server history of growth and shrink events

Is there a way to look at the complete history of growth and shrink events for the last weeks/months on SQL Server 2014 ? (New instances to support, noticed from the ticketing system that they have ...
2
votes
2answers
2k views

SQL Server 2008 - Log file out of control & cant shrink it [duplicate]

Possible Duplicate: Why Does the Transaction Log Keep Growing or Run Out of Space? I am having trouble with my database, the log files is currently 250GB in size, I need to shrink this down ...
2
votes
1answer
895 views

Optimising a Database Shrink (in terms of speed and reducing fragmentation)

We have a large database that has had a lot of older data stripped out, leaving primary datafile (all objects are currently in the primary filegroup) of about 80Gb containing a little less than 20Gb ...
1
vote
1answer
45 views

Optimising file shrink and index reorganization operations

I'm archiving my SQL tables. So I am shrinking my files (because I need the free space) and re-organising my indexes(to defragment them). I know shrinking a file causes the indexes to be fragmented. ...
1
vote
1answer
40 views

Delete query does not appear to open space on the SQL Server

Our SQL Server (version 2012) is housed on a cloud server, for which we pay whenever we need additional space. We determined that we could delete some of the data to prevent the need for continually ...