Most of the time, you do not have to worry about implicit conversion in SQL expressions, or when assigning a value to a column. Just occasionally, though, you'll find that data gets truncated, queries run slowly, or comparisons just seem plain wrong. Robert Sheldon explains why you sometimes need to be very careful if you mix data types when manipulating values.
Tiny Devils
With every new year I think a little bit about time and dates. This posts looks a little more...
The 14th annual DevWeek conference takes place from 14-18 March 2011, at the Barbican Centre in central London, and once again incorporates two dedicated tracks on SQL Server, alongside seven concurrent tracks aimed at software developers.
Today Steve Jones talks about NOSQL and why it might be important for SQL Server DBAs to understand more about it and be able to talk about when it is appropriate to use.
It is always more efficient to maintain referential integrity by using constraints rather than triggers. Sometimes it isn't obvious how to do this. Until a recent idea by Alex Kuznetsov, the history table presented problems for checking data that were difficult to solve with constraints. Joe Celko explains.
One of the most important things to measure, monitor, and “get right” for good overall SQL Server OLTP performance is...
Given that disk storage has come down substantially in price over recent years, will RAID 5 continue to be relevant as a storage configuration for databases?
A planning guide for the implementation of TDE in SQL Server.
A table contains the list of modifications made to each card. Your job is to write a query that shows the first number, current number (most recent) and the number of changes made.
Every PostgreSQL migration eventually hits the same fork in the road. The database is...
By Steve Jones
I’m off on vacation today. Which is a little weird as I just got...
By Arun Sirpal
Every DBA has a box like this. Sitting untouched for months. Nobody’s proud of...
Comments posted to this topic are about the item From SQL Server On-Premises to...
Comments posted to this topic are about the item Independence Day 2026
Comments posted to this topic are about the item Independence Day 2026
In the original Independence Day movie (1996), what type of computer did Jeff Goldblum use to connect to the alien mainframe? Take a guess, don't look it up or ask AI.
See possible answers