Microsoft's SQL Server is a relational database management system (RDBMS) that runs as a server providing multi-user access to a number of databases. It originated from the Sybase SQL Server codebase, which is why both products use the extension of SQL called Transact-SQL (T-SQL).

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SQL Server to Oracle export using Microsoft OLEDB Provider for Oracle

I am trying to Export Data from SQL Server to Oracle using the "Microsoft OLEDB Provider for Oracle". I am using "Export Data..." option from Task menu. I get to connect to the source database (SQL ...
3
votes
1answer
195 views

Deploying database changes in high availability environment

We are currently looking at our deploy process, which consists of an application tier and data tier for a web solution. We'd like to develop a deployment strategy that does not require downtime for ...
1
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1answer
1k views

Do I need to use -f to fix insufficient max server memory settings?

SQL Server Version: SELECT @@VERSION; /* Microsoft SQL Server 2012 - 11.0.2100.60 (X64) Developer Edition (64-bit) on Windows NT 6.1 (Build 7601: Service Pack 1) */ Issue: So, I was playing ...
3
votes
1answer
12k views

How can I get my linked server working using Windows authentication?

I'm trying to get a linked server to ServerA created on another server, ServerB using "Be made using the login's current security context" in a domain environment. I read that I'd need to have SPNs ...
7
votes
2answers
892 views

What can I add to a server to make SQL restores faster?

I have a 2.8TB SQL database (mostly data files, some 400GB of log files) that currently takes around 9 hours to restore. This database is used for testing purposes and must be deleted and restored ...
16
votes
6answers
2k views

Trying to find the last time that a value has changed

I have a table that has an ID, a value, and a date. There are many IDs, Values, and dates in this table. Records are inserted into this table periodically. The ID will always stay the same but ...
2
votes
2answers
276 views

How do I maintain more audit history?

I created a SQL Server audit and when I view the audit logs I only see today’s audit. I am saving it to a file and I want to store audit for one year. Is there a way to store database and server audit ...
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3answers
3k views

Nonclustered index is faster than clustered index?

Both tables have same structure and 19972 rows in each table. for practicing indexing, i created both tables having same structure and created clustered index on persontb(BusinessEntityID) and ...
3
votes
1answer
2k views

How to take partitions or filegroups out of service

I'm an experienced SQL Server DBA but new to partitioning, and I have a couple of questions. Using SQL Server 2008 R2 Enterprise Edition. I've inherited a large customer metrics database that grows ...
8
votes
1answer
700 views

How to make trigger code execute only for a specific application?

I was wondering if it is possible to enable a trigger just for my current application and not for any sql executed against the table. The situation: There are two applications working on the same ...
1
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0answers
17 views

How to take partitions or filegroups out of service [migration] [duplicate]

I'm an experienced SQL Server DBA but new to partitioning, and a had a couple of questions. Using SQL Server 2008 R2 Enterprise Edition. I've inherited a large customer metrics database that grows by ...
7
votes
1answer
836 views

Does Detach/Attach or Offline/Online Clear the Buffer Cache for a Particular Database?

A buddy of mine told me today that instead of bouncing SQL Server, I could simply detach and then re-attach a database and this action would clear the given database's pages and plans from cache. I ...
0
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1answer
168 views

Configure SQL Server Database for High Availability & Warehousing

I have 3 DB servers (DB1, DB2 & DB3 - all on Win 2008 R2 with SQL Standard 2008 R2 in the same datacenter). Let's assume AdventureWorks as an example database. My goal: - Setup DB mirroring with ...
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votes
1answer
68 views

Select query using a map [closed]

CREATE TABLE grid_rows( [row_id] [int] NOT NULL, [column_id] [smallint] NOT NULL, [column_val] [decimal](18, 6) NULL ) // (row_id, column_id) is a composite primary query For a given ...
7
votes
1answer
756 views

Index usage stats DMV indicates no index activity

I'm trying to obtain information on indexes. According to several websites, the below TSQL query should join information on indexes to the indexes table, returning indexes and related information. ...
2
votes
3answers
332 views

Database design for conditional detail table

I have an expense management system for monthly expenses. Expenses are of two types: one-time monthly expenses, and daily expenses for each day of month. I have created the following tables: ...
0
votes
1answer
509 views

Simplify subqueries with join

I'm trying to create a report in SQL Server Reporting Services that shows the availability of multiple sites. The sites are monitored by a tool that uses a SQL Server 2012 database to store the data. ...
0
votes
1answer
2k views

PowerShell based SQL script execution [closed]

I am new to powershell. Even I dont think I know the basics..But now I am assigned a work to do the execution of sql scripts residing in a remote server. 1) we have to connect to that particular ...
1
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0answers
366 views

How to delete orphaned records from sysmergesubscriptions table?

I have some old orphaned records for old subscriptions that I want to delete from the sysmergesubscriptions table. Each time I delete unnecessary records, it show up again after it syncs with any ...
1
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2answers
3k views

How to properly clean Merge Replication Setup

What is the proper way to completely clean Merge Replication setup ? I have tried to delete the subscriptions, then delete the publication then "Disable Publishing & Distribution" & delete ...
5
votes
2answers
285 views

Given two known statements, how can I replicate deadlock?

I have two statements (an update against every row in one table (call it table A) and a delete on another table that looks up rows in table A) that I know are causing occasional deadlocks. It seems ...
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votes
1answer
363 views

Deleting large chunks of data

create table Grid( grid_id, //other columns ) //grid_id is primary key create table grid_info( grid_id, colulm_id, column_vale ) //grid_id is foreign key ...
1
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2answers
2k views

Update performance: clustered versus covering index

I have a simple, 3-column table with about 50 million rows in it. This table gets about 5,000 inserts/updates per second, and perhaps 20 queries per second are executed against the table. The table ...
2
votes
2answers
4k views

How to avoid empty rows in SSIS Excel Destination?

Does anyone have a way to avoid empty rows when using SSIS to export to Excel. Here's a simple example of one data flow task: OLE DB Source: Data Conversion (to handle the annoying UNICODE / ...
5
votes
1answer
3k views

Need to divide single column into multiple columns

My table has data with a single column: 1 2 3 4 5 6 7 8 9 10 And I want output like this: 1 2 3 4 5-first row 6 7 8 9 10 - second row Another has two columns like this: Column 1 ...
0
votes
1answer
187 views

how I can create check sum to validate no changes at int string pairs on table

Business case is. 1)Users print document on paper 2)users carry printed paper to Boss, Boss sing on paper 3)after that users going to administrator to digitally sign that paper. My task is to help ...
6
votes
2answers
709 views

SQL Server Replication Alternative Software

We have used SQL Server Replication for a long time and had some issues with it that sometimes we needed to reinitialize subscriptions to fix some issues & other times we needed to destroy the ...
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votes
1answer
344 views

Errors keeping stored procedures through restore from backup [closed]

We are running SQL Server 2008 R2 on two identical servers. One, called LIVE, is our production environment. The other, called QA, is our dev enivornment. In order to check backup integrity and run ...
6
votes
1answer
2k views

How do these snapshot isolation level configurations interact on a SQL Server 2005 instance?

I started troubleshooting a tempdb issue we are having on SQL Server 2005 Enterprise Edition. A developer is getting an error that tempdb is out of space. Technically, the error is: Transaction ...
5
votes
3answers
7k views

Transaction Log maintenance when switching to Simple Recovery

Background: I recently inherited 50+ SQL Servers with 450+ databases. The nightly backups are roughly 8TB and, needless to say, we're using more disk space than we'd like. All of the databases are ...
17
votes
2answers
6k views

Stored procedures vs. inline SQL

I know stored procedures are more efficient through the execution path (than the inline sql in applications). However, when pressed, I'm not super knowlegeable about why. I'd like to know the ...
6
votes
4answers
41k views

High CPU usage on SQL server - Slow queries [closed]

Our MS SQL Server is using about 95% of the CPU-power. After a server (hardware) restart, or a SQL-Service restart, the usage is 0% and slowly increases over the course of 1-3 days. Depending on how ...
3
votes
0answers
38 views

High CPU usage on SQL server - Slow queries [duplicate]

Our MS SQL Server is using about 95% of the CPU-power. After a server (hardware) restart, or a SQL-Service restart, the usage is 0% and slowly increases over the course of 1-3 days. Depending on how ...
1
vote
2answers
2k views

How to find memory usage by table? [duplicate]

I want to discover how much memory is being used by each table. Is this information available in DMVs or elsewhere?
4
votes
2answers
64 views

Weird SQL error

am seeing the error logs below on my SQL server, I'm not sure if they are related to trace flag 3604. I also see something to do with memory dump as well. Please advice. 15:15:53.81 spid594 ...
2
votes
1answer
525 views

Why does selecting top 1 from composite index DESC also used to partition by month not select the top value?

We have very large database table that I need to select the value of the max id. Given the table size SELECT MAX(id) FROM tableA will not perform well enough. Table definition (with columns omitted ...
0
votes
1answer
164 views

SQL Server automatic transaction log truncation

Have looked through msdn but cant find answers to these: Any help much appreciated: In simple recovery mode: Is there any TSQL or alternative functionality that will provide a notification either ...
1
vote
2answers
1k views

How to count number of consecutive events matching status of last event?

In MS-SQL Server 2008, I have a table of events in the following format: Controller | ExecutionTime | Result 1 | 2012-09-24 09:00:00 | 0 1 | 2012-09-24 09:01:00 | ...
10
votes
3answers
619 views

Is backing a website by a SQL Server 2012 OLAP cube considered reasonable?

I have been tasked with architecting a solution for a large retail chain. They want to allow each of its 1.2 million customers to log on to a web site to see the distribution of recent purchases ...
2
votes
1answer
233 views

SQL restore duration

I am trying to determine the duration of backup restore. I executed a few restore command to restore some backups located on network share drive. Here is command and summary, RESTORE DATABASE [test] ...
3
votes
1answer
561 views

Insert performance with Geography column

I've been tasked with inserting data into a SQL Server table with a geography column. I've found that my times for doing inserts (same data 1.5 million rows) go up increasingly. I started out with no ...
3
votes
1answer
6k views

LDAP in SQL Server 2012

In our current system, we query the LDAP using SQL Server 2008R2 but are moving to SQL Server 2012 where we have hit a snag. According to http://msdn.microsoft.com/en-us/library/cc707782.aspx one of ...
5
votes
2answers
2k views

Recommended distributor architecture for transactional replication?

We are planning to create a Transactional replication on 2 nodes of SQL Server 2008 R2, each node will be a publisher and a subscriber. What is the best practice in order to have this scenario done? ...
0
votes
1answer
1k views

EXPORT specific columns to INSERT statements

Is there a way to export specific columns and a fixed number of rows from a table to INSERT statements? I am trying to generate these for unit testing based on a large production table so using ...
0
votes
2answers
388 views

Shrink transaction log while transaction in progress

I have a several-GB import into my SQL Server 2005 (Standard Edition) database. The import is separated into 4 parts, each part in its own transaction. As you can guess, the transaction log files ...
5
votes
2answers
8k views

Bulk Insert Through Network

Can someone help me with these? BULK INSERT DATABESE01.dbo.TABLE01 FROM '\\COMPUTER01\FOLDER01\TextFile.txt' WITH ( FIELDTERMINATOR = ' ', rowterminator = '\n', tablock ) The error ...
1
vote
1answer
45 views

Joining data from legacy database

I'm trying to figure out how to write this query. Table 1 - Booking BOOKING_ID | BOOKING_DATE | etc... 1 | 2013/01/01 | 2 | 2013/01/01 | Table 2 - BOOKING_PROCEDURE_TYPE ...
2
votes
2answers
7k views

IDENTITY_INSERT is set to OFF?

Here is my script of my db , CREATE TABLE [dbo].[MyTable]( [ID] [int] IDENTITY(1,1) NOT NULL, [Code] [nvarchar](25) NULL, [Name] [nvarchar](25) NULL, [dob] [date] NULL , CONSTRAINT [PK_MyTable] ...
0
votes
2answers
92 views

Home rolled gridview search results shows rows that are supposed to be ignored [closed]

Note: I tried posting this on Stack Overflow but didn't get any good bites. I'm still researching this but wanted to see if any db czars can assist here. I'm in the process of trying to troubleshoot ...
2
votes
1answer
1k views

Linked Server to Mirrored Database Fails

I've setup up a mirrored database on two servers Server1 and Server 2. On Server3, I'm trying to setup a linked server that will work regardless of which server has the active database. I'm using ...