In SQL Server, the TODATETIMEOFFSET() function was specifically designed to return a datetimeoffset value from a datetime2 value.
Given the fact that the datetime2 data type doesn’t actually support time zone offsets, and datetimeoffset must contain the offset, the TODATETIMEOFFSET() function allows you to specify a time zone offset to use.
This article provides some examples to demonstrate.
Continue readingMost of the major RDBMSs provide several options for concatenating two or more strings.
CONCAT() function, which concatenates its arguments.CONCAT_WS() that allows you to specify a separator that separates the concatenated strings.Below are examples of each method.
Continue readingIn SQL Server, you can use the LOGINPROPERTY() to return information about login policy settings.
This includes being able to return data for bad password attempts, as well as the time of the last failed login attempt due to a bad password.
Continue readingMost of the major RDBMSs have functions that enable us to extract the day, month, and year from datetime values.
Some RDBMSs provide multiple ways to do this, and others are more limited. Below are examples of extracting the day, month, and year from date values in some of the most popular RDBMSs.
Continue readingSQL Server provides us with a quick and easy way to format numbers with commas inserted at the relevant place. For example, 1234.56 can become 1,234.56. Or it can become 1.234,56, if that’s the locale that you’re using.
Continue readingBelow are examples that demonstrate how to use SQL to return the short month name from a date in the major RDBMSs.
Continue readingMost major RDBMSs provide at least one function that enables us to return the month name from a date.
Continue readingI previously explained how to install SQL Server on a Mac using the SQL Server for Linux Docker image.
Since then, Apple has released its M1 chip, which uses ARM architecture. This can cause a problem when trying to install SQL Server. The problem is, at the time of writing, SQL Server isn’t supported on the ARM architecture.
Fortunately, there’s an alternative.
Continue readingIn SQL Server, you can use the ALTER LOGIN statement to change the default language for a specific login.
Doing this will ensure that whenever that login connects to SQL Server, all date/time formats and system messages are presented in the correct format and language.
Continue readingYou can use the SUSER_ID() function to return the login identification number of the current user.
You can also use it to return the login ID of another user.
This is similar to returning the current login name, except here we’re returning the ID instead.
Continue reading