Laden...
|
|
|
|
|
|
Question of the Day |
Today's question (by Steve Jones - SSC Editor): | |
The Engine Edition | |
What does this return? SELECT SERVERPROPERTY('EngineEdition') | |
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) |
Training a Random Forest Model I have a data set, m, in R Studio. This is my complete data set, both for training and testing. I want to train this using a random forest algorithm. What is the first thing I should do? Answer: Split the dataset with m.split() Explanation: When working with a model in machine learning the first thing to do is split the data set into a training and test data set. Ref: Split data - https://docs.microsoft.com/en-us/azure/machine-learning/algorithm-module-reference/split-data |
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 2016 - Administration |
Suppress Backup Messages In Logs - I'm trying to get rid of all backup messages in my SQL logs and I was able to successfully suppress completed notifications by enabling trace flag 3266. However, I'm still dealing with "backup passed" and "backup skipped" entries which quickly clutters the log when performing log backups every 10 minutes on dozens of databases. The […] |
SQL Server 2016 - Development and T-SQL |
Gap in dates query - Hello All, I need your help in building this query. create table #memb (ID int, eff_dt date, term_dt date, prod varchar(5)); insert into #memb select 1111 , '01/01/2016' , '12/31/2016', 'AAA' union all select 1111, '01/01/2017', '12/31/2017', 'AAA' union all select 1111, '01/01/2018', '03/31/2021', 'AAA' union all select 1112, '01/01/2017', '12/31/2017', 'AAA' union all select […] |
Development - SQL Server 2014 |
Incorrect Syntax near End - Hi if Month(@frDate) < 4 begin SET @ytdfrDate = (SELECT CONVERT(DATE, dateadd(y,-1,@frdate + '-04-01')) end Thanks |
YTD Date calculation - Hi I have @frdate parameter. In below condition i want to Set date as '01/04' and subtract 1 year from @frdate if Month(@frDate) < 4 begin SET @ytdfrDate = "01/04/" + dateadd(y,-1,@frdate) end Thanks |
YTD Sale - Hi I have below Stored Procedure . I want YTd column value also. If user enters @frDate = 01/01/2021 and @toDate = 31/01/2021 then YTD value should be from 01/04/2020 to 31/01/2021 If user enters @frDate = 01/12/2020 and @toDate = 31/12/2020 then YTD value should be from 01/04/2020 to 31/12/2020 Create PROCEDURE [dbo].[SpBpGroupWiseSalePurchase] @frDate […] |
SQL 2012 - General |
Function for converting hh:mm:ss time to decimal equivalent - I have a user defined function that just needs a little tweaking. The first block of code used in a query returns 7 decimal places and when I wrap the code in a function it only returns 2 decimal places. Any clue would help... Thanks! ,CONVERT(DECIMAL(10,2),LEFT([LOGIN TIME],2) ) + CONVERT(DECIMAL(10,2),SUBSTRING(CONVERT(VARCHAR(8),[LOGIN TIME]),4,2))/60 + CONVERT(DECIMAL(10,2),RIGHT([LOGIN TIME],2))/3600 AS […] |
SQL Server 2012 - T-SQL |
How to get the detailed record and summary value at the same time - there are LineNo, itemNo and qty fields in one table, I want to the accumulative qty (totalQty) for each item and want to the totalqty shown as below picture, I just know one way to get the the result , could you please help me how many ways to get the result, it seems that […] |
SQL Server 2019 - Administration |
Complete permissions script - Hi Everyone Is there a script that can output a FULL audit of my SQL instance. As in script out: Logins Server roles Server securables Database Users Database Roles Database securables I have bits and pieces of this but cannot find a complete solution. Any help is appreciated Thanks |
Is that a reason DBA should Install SQL Server - Hello: I got a question from upper manager and he wanted to know why DBA should install SQL Server? Should Window Server Team install SQL Server? I tried to explain and clarify to him. Would you please give me a good reason why DBA should install SQL Server? Thank you in advance. Edwin |
Returning Database Properties related to "Change Tracking" - The SSMS Database Properties screen has a page "Change Tracking". How can I get those properties via regular SQL? The normal way to return database properties is to use sys.databases or DATABASEPROPERTYEX, but I could not find those properties via either approach. The SQL instance is 2019 - Microsoft SQL Server 2019 (RTM-GDR) (KB4583458) - […] |
SQL Server 2019 - Development |
T-SQL Unique Index - classification of unique - advice needed - I have inherited a data warehouse with Type II SCD tables. Each row has an entity_identifier (not null), StartDate (not null), EndDate (nullable) and then the entity attributes. When an attribute changes, the EndDate is completed and a new record added with the new StartDate. So far - So good Each table also has a […] |
SQL Server 2008 - General |
Service Broker limit in SQL - As mentioned in the link below, https://www.codemag.com/article/0605061/SQL-Server-2005-Query-Notifications-Tell-.NET-2.0-Apps-When-Critical-Data-Changes For client-side applications, query notification users should not exceed ten concurrent users , in SQL Server 2005. What is the maximum number of concurrent users allowed while using query notification in SQL 2008 and above? |
General Cloud Computing Questions |
Questions about Cloud Computing - I am currently a second year Information Technology student and I aspire to be a Data Analyst or be a DBA and I have currently learned SQL through MySQL Workbench and have created personal projects and I was just wondering as it pertains to cloud computing (Azure SQL or AWS SQL) is it best I […] |
SSRS 2012 |
SSRS 2012 Email Relay question - Hi All, I am trying to figure out if it is possible to send SSRS subscriptions via email directly through our office 365 environment, and I am having issues. I can't seem to find documentation of if this is possible in SSRS 2012 (I know they added it in 2016)., and what settings I need […] |
Analysis Services |
SSAS Referenced Dimension - Ahoi, i have been looking at the different relationship options the Multidimensional Model offers, because i only have the Regular and the M:N ones in actual use. The one that confuses me is the Referenced Dimension type. From my understand it allows connecting a Dimension and Facts by using an intermediate Dimension which has a […] |
| |
©2019 Redgate Software Ltd, Newnham House, Cambridge Business Park, Cambridge, CB4 0WZ, United Kingdom. All rights reserved. webmaster@sqlservercentral.com |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Laden...
Laden...
© 2024