Concurrency Control in SQL Server
Learn a bit about concurrency problems in SQL Server, the issues they create, and the different isolation levels that help you solve them.
2020-05-12
42,531 reads
Articles
Translating a SQL Server Schema into a Cassandra Table: Part III Many-to-Many, Attribute Closure and Solution Space
In the third and final article of the series, Shel Burkow demonstrates several designs that cover many-to-many relationships, attribute closure, and solution space with Cassandra tables.
2020-05-12
Using SQL Clone and SQL Change Automation to switch database branches
Learn how to use SQL Clone together with Git hooks and SQL Change Automation to branch your database in Git as easily as your code. By enabling multiple copies of the same database to exist on a single instance, the integration of these tools allows seamless database branch switching.
2020-05-12
Postgresql JDBC Tutorial on Linux
PosgtreSQL is a free and general purpose open source object-relational database system that uses and extends the SQL language. Though originally designed to run on UNIX platforms, Postgres is able to run on various platforms, such as macOS, Solaris, Windows, Unix, and Linux. PostgreSQL databases provide enterprise-class database solutions and are used by a wide […]
2020-05-11
9,809 reads
Making a Difference in Uncertain Times
For some people, it’s not enough to take care of their own households and those of their families and neighbors. They’ve decided it’s important to make a difference in their communities and beyond.
2020-05-11
SQL Change Automation enables a new flexible approach to DevOps
In the latest version of SQL Change Automation, we enable you to be more flexible in your approach to Database DevOps and combine elements of both state- and migrations- based approaches. Learn more about the new workflow.
2020-05-11
Changing the Path for the Master Database
We as DBAs, changing or migrating databases to a new path is important part of admin’s world. This article helps you with the steps involved to move the Critical 'master' database.
2020-05-08 (first published: 2017-12-14)
10,596 reads
Set Statistics Time Examples for Tuning SQL Server Queries
The SQL Server set statistics time statement displays the number of milliseconds to parse, compile, and execute a T-SQL query statement. This set statement is widely used to assess times to implement a query statement. The set statistics time statement reports the CPU time and elapsed time for performance tuning.
2020-05-08
Dynamic SQL Going Haywire
Those who work on various databases, or even those who do not, must have come across the term, Dynamic SQL. Dynamic SQL is basically a programming technique that enables you to build SQL statements dynamically at run time. It allows you to create more general purpose flexible SQL statement because the full text of the […]
2020-05-07
3,749 reads
How to Attach a SQL Server Database without a Transaction Log and with Open Transactions
You want to attach a SQL Server database that does not have the transaction log files and get the following error: "The log cannot be rebuilt because there were open transactions/users when the database was shutdown, no checkpoint occurred to the database, or the database was read-only. This error could occur if the transaction log file was manually deleted or lost due to a hardware or environment failure." In this tip I will help you to successfully attach the transaction log to the problematic SQL Server database.
2020-05-07
Blogs
Monday Monitor Tips: Intelligent Alert Thresholds
By Steve Jones
At the recent Redgate Summit in Chicago, I demo’d (lightly) the ML based Alert...
A New Word: los vidados
By Steve Jones
los vidados – n. the half-remembered acquaintances you knew years ago, who you might...
In-Person CISA Training – April 13-16, 2026
By Brian Kelley
I will be leading an in-person Certified Information Systems Auditor (CISA) exam prep class...
Forums
String_agg not working as needed
I'm trying to get this string_agg to put all the 'comments' into one result...
Vectors in SQL Server 2025
Comments posted to this topic are about the item Vectors in SQL Server 2025
Odd Sequences
Comments posted to this topic are about the item Odd Sequences
Question of the Day
Odd Sequences
What values are returned from this code?
CREATE SEQUENCE NumericSequence
AS NUMERIC(5,1)
START WITH 1.0
INCREMENT BY 0.1;
GO
SELECT NEXT VALUE FOR NumericSequence
GO
SELECT NEXT VALUE FOR NumericSequence
GO See possible answers