Filtered Statistics in SQL Server
In SQL Server, Filtered Statistics can improve cardinality estimation, i.e. when joining lookup table, or while joining fact table and dimension table. For this reason, SQL Server supports the...
2016-05-15
23 reads
Parallel Insert Into – Table Variable Vs Temporary Table in SQL Server
In SQL Server, for insert into select statements, when the target for insert into is temporary table, the select statement can execute in parallel. When the target is table...
2016-05-15
32 reads
Cardinality Estimation – Table Variable Vs Temporary Table in SQL Serve
SQL Server creates and maintains statistics for temporary tables, which lead to better cardinality estimation and optimal execution plan generation. Table variables have no statistics, which can result in...
2016-05-15
29 reads
Understanding ASYNC_NETWORK_IO Waits in SQL Server
In SQL Server, ASYNC_NETWORK_IO wait time can be high due to slow network, like when the database is in the cloud and the application is on premise. Furthermore, it...
2016-05-15
42 reads
SQLPASS SUMMIT 2016 Discount Code
SQLPASS SUMMIT 2016 is around, only few months left for this super event. Probably you all would have heard about...
2016-05-14
1,474 reads
Resource Governor in SQL Server – Workload Throttling
Resource Governor in SQL Server provides CPU, Memory and I/O throttling. In SQL Server 2014 and earlier, CPU throttling works only for similar kind of workloads and not for...
2016-05-14
34 reads
The Mysterious Black Box of R - For the SQL Server Guy
Took a class from Jamey Johnston @ SQLSaturday #516 in Houston. Lots of great information covered. Follow him for a much...
2016-05-20 (first published: 2016-05-14)
2,951 reads
Hello SQLSaturday Houston!
I've been looking forward to speaking at SQLSaturday Houston again all year!
Big thanks to the organizing crew behind this great...
2016-05-13
485 reads
The New Global Dashboard
Redgate recently released SQL Monitor 5.2, which is the latest upgrade to our monitoring/alerting/troubleshooting product for DBAs. This was the...
2016-05-13
701 reads
SQL Nexus
I was lucky enough to be accepted to speak at SQL Nexus in Copenhagen and I attended the event a...
2016-05-12
665 reads
Blogs
A New Word: Semaphorism
By Steve Jones
semaphorism – n. a conversational hint that you have something personal to say on...
SQL Server Linux Container Images Got Smaller: Image Size and Startup Time Across Cumulative Updates
This week I was at PASS Data Community Summit in Seattle, and I attended...
Using AI to Build Semantic Models, Ontologies, and Fabric Data Agents
By James Serra
(This is the third post in a three-part series on how AI is changing...
Forums
Pay for Performance
Comments posted to this topic are about the item Pay for Performance, which is...
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Question of the Day
Adding Bits I
I have a table, dbo.bittest, where I am testing an application response. This has this structure:
CREATE TABLE [dbo].[BitTest] ( [insertdate] [datetime] NULL CONSTRAINT [DF__BitTest__insertd__300F11AC] DEFAULT (getdate()), [a] [bit] NULL ) ON [PRIMARY] GOMy application runs this code:
INSERT dbo.BitTest
(
insertdate,
a
)
VALUES
(DEFAULT, 'true')
GO
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