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Question of the Day |
Today's question (by Steve Jones - SSC Editor): | |
Unique Clustered Columnstore Index | |
In SQL Server 2019, can I create a unique clustered columnstore index? | |
Think you know the answer? Click here, and find out if you are right. |
Yesterday's Question of the Day (by Steve Jones - SSC Editor) |
Starting multiple containers I want to ensure that everyone in my team can easily start multiple docker containers in their environment, with customized configurations. What is the best way to allow my users to start multiple containers that are used for an application with one command when there are dependencies between containers? Answer: Use docker-compose and a YAML file to define the container configuration Explanation: The docker-compose application allows multiple containers to be configured in a YAML file, with dependencies, and start them with one command. Ref: docker-compose - https://docs.docker.com/compose/ |
Database Pros Who Need Your Help |
Here's a few of the new posts today on the forums. To see more, visit the forums. |
SQL Server 2017 - Administration |
Using two different backup products for each of data and log - To shorten a long story, my organisation has decided to have a vendor perform daily full backups using "Backup Product A" whilst the DBA will perform transaction log backups using "Backup Product B". The recommendation to use 1 system overall was overruled. In the event a restore is required it will be the DBA's […] |
SQL Server 2017 - Development |
Update table and then executeJob in loop - I need to write a query which will first update the table, then execute the job and if the job is successful, again update statement. This would be a loop. this is how it looks DECLARE @dttm datetime DEClare @datetable table (dttm datetime) insert into @datetable values ('2017-01-01 00:00:00.000'), ('2018-01-01 00:00:00.000'), ('2019-01-01 00:00:00.000') DECLAre Upddate […] |
Adding NOT NULL to column with existing rows causes page bloat - Hi, I'd like to know why the page count is almost exactly doubled for a table with existing rows, having updated the column in question with values so none are NULL (this step also causes double pages, but I understand why, fragmentation becomes 99% so i REBUILD clustered index), then running ALTER TABLE ... ALTER […] |
SQL Server 2016 - Administration |
How to change the Scan to Seek and optimize - Hello, Attached sample query and actual plan, I want to further optimize the query and change the scan to seek? Do I have to create an IDX or modify the query in this case? Please let me know thoughts |
Compare sql-2012 and sql-2016 settings - Hi everyone, W are just doing a migration from sql 2012 enterprise to sql 2016 standard. This involves migrating lots of sql jobs running on sql 2012. I would like to make sure that performance doesn't degrades after we migrate. I would like to check and compare all configurations ( Sever as well as DB […] |
is Clustered Columnstore index UNIQUE by default? - Or should I explicitly specify 'CREATE UNIQUE CLUSTERED COLUMNSTORE INDEX....' ? If I don't specify UNIQUE, can a clustered index actually be non-unique..?? |
Failover Cluster Instance Share - Hi, I am using AlwaysOn Availability Groups in SQL Server 2016 with a primary and secondary replica. I have a Quorum file share witness on a separate file server. This file server needs to be rebooted, so I'm wondering what I need to consider before rebooting this box... Anyone have experience with this? Also, I […] |
SQL Server 2019 - Administration |
Limitation on a file size import - Is there a restriction of file size that can be imported into SQL? 5 gig, 10 gig??? |
Pintable into cache - Pintable into cache to avoid fragmentation I have a table(OLTP database) which gets fragmented every day and it goes through the defragmentation process every week.Which means I am doing the same process over and again every week. Can I pin such tables in the memory permanently or for a specific period of time and write […] |
SQL Server Newbies |
stored procedure to delete user and login - I was trying these but it does not work: USE [MyDatabase] GO /****** Object: StoredProcedure [dbo].[sp_deletelogin] Script Date: 4.7.2020 3:29:23 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER proc [dbo].[sp_deletelogin] @szLogin varchar(50),@defaultdb varchar(50) as if not exists ( select 0 from sys.sql_logins where name = @szlogin) begin EXECUTE AS LOGIN='sa'; exec ('delete login […] |
Reporting Services |
Upgrade SSRS server but not DB engine? - I need to upgrade the SSRS report server so that it is compatible with Chrome/Edge. However the database server where the SSRS DBs live is not at a stage where I can upgrade it yet as there are 3rd party vendor DBs that need to be investigated. Is this possible? The report and DB servers […] |
General |
Beginner needing help - Removing post |
Integration Services |
Connecting To Quickbooks via SSIS - Hello everyone, Been doing some googling trying to find some info on connecting to Quickbooks desktop from SSIS. Everything I'm getting back is third party options where I have to pay. Trying to avoid that if I can. Seems like some sort of ODBC driver or something should be available for this where I can […] |
COVID-19 Pandemic |
Daily Coping 6 Jun 2020 - Today’s tip is to think of something you’ve always wanted to do and never tried. http://voiceofthedba.com/2020/07/06/daily-coping-6-jul-2020/ |
Daily Coping 3 Jul 2020 - Today’s tip is to thank a friend for the joy they bring into your life. http://voiceofthedba.com/2020/07/03/daily-coping-3-jul-2020/ |
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